Custom Magnet Signs: Tool-First Fit Check and Decision Report
Run the vehicle sign fit checkRun the tool to evaluate route speed, steel-zone coverage, weather stress, and maintenance readiness in under a minute. Then use the report layer to validate readability gates, evidence quality, comparison tradeoffs, and risk controls before placing a custom magnet signs order.
Scope: this checker covers removable signs mounted on exterior vehicle panels. It does not assess storefront, indoor, or stationary magnetic signs.
Whether your team searches for custom magnet signs, custom magnetic signs, or removable vehicle magnet signs, this page keeps fit checks, evidence, and next-step RFQ actions in one place.
Preliminary rule-based screen with assumptions and required next actions.
Source-backed key numbers with date markers and known/unknown flags.
Scenario, risk matrix, and fallback plan when magnets are not the best route.
1) Fit checker (primary task layer)
Input your real route assumptions, run the result, and act immediately from the outcome-specific CTA.
No result yet.
Submit the checker to get a preliminary rule-based fit band, pressure context, and required next actions.
Wind load cue (dynamic pressure trend)
At 55 mph, the equation gives dynamic pressure near 370 Pa. This pressure trend does not measure force on the sign or verify its actual retention margin.
2) Core conclusions and decision signal
These are the decision statements to align procurement, operations, and installer teams before RFQ lock.
Conclusion
Material floor for vehicle duty
30 mil magnetic sheeting
For vehicle magnet campaigns, default to vehicle-grade 30 mil with rounded corners and full-surface contact checks.
Conclusion
Operational success driver
Daily or near-daily removal
Maintenance discipline is a higher predictor of field success than print style or color count.
Conclusion
High-speed trigger
Risk jumps above 60 mph
Aerodynamic load grows with velocity squared, so marginal installs fail fast as top speed climbs.
Conclusion
Fallback decision boundary
Mixed-material body + highway route
If steel coverage is partial and route speed stays high, removable vinyl/wrap usually outperforms magnets.
Conclusion
Commercial-fleet compliance gate
50 ft legibility + no obscured reflectors
When a vehicle is in FMCSA scope, removable markings still need two-side daylight legibility and cannot cover required lamps or reflective devices.
Conclusion
Sign readability is a legal gate in CMV scope
50 ft daylight legibility on both sides
49 CFR 390.21T allows removable devices but still requires readable, contrasting two-side markings in operation. Fit-only decisions are insufficient for regulated fleets.
Conclusion
Highway lanes change retention math quickly
65 mph is ~1.40x load vs 55 mph
Dynamic pressure scales with velocity squared. A sign setup that feels stable on city routes can move to pilot-only at higher sustained speeds.
Conclusion
Maintenance cadence drives sign survival
Daily remove-clean remains baseline guidance
Vehicle-sign care guidance treats daily cleaning and dry re-install as core controls against trapped moisture, grit abrasion, and edge lift.
Conclusion
Panel composition uncertainty is rising
Regular steel -250+ lb; plastics/composites +~40%
DOE trend data supports mandatory steel-zone verification for each vehicle before approving magnet-sign rollout.
Stage1b source mapping for new core conclusions (updated 2026-03-03; 49 CFR 390.21T rechecked in eCFR 2026-10-16)
| Conclusion | Source | Date | Boundary note |
|---|---|---|---|
| Removable signs in CMV scope still need 50 ft legibility | 49 CFR 390.21T (current temporary CMV-marking text) | eCFR checked 2026-10-16 | The current eCFR lists § 390.21T; the non-temporary § 390.21 is marked suspended indefinitely. Confirm FMCSA scope and the applicable rule with a fleet compliance owner; passenger-fleet rules can differ by state and locality. |
| 65 mph vs 55 mph aerodynamic load sensitivity | NASA Glenn: Dynamic pressure | Accessed 2026-03-03 | Equation trend is robust, but turbulence, install quality, and body geometry still require pilot validation. |
| Daily remove-clean cycle as baseline sign-care control | Magnum Magnetics vehicle-sign clean & care guidance | Rev 2024-05, accessed 2026-03-03 | Vendor guidance must be checked against selected media datasheet and local climate conditions. |
| Mixed-material panel risk trend over time | US DOE Fact #980 (lightweight materials trend) | Published 2017-06-05, accessed 2026-03-03 | Aggregate historical trend, not a VIN-level map for each fleet unit. |
3) Key numbers snapshot
Reference numbers used in this page, each with a direct implication for go/no-go decisions.
| Metric | Value | Why it matters |
|---|---|---|
| Minimum install temperature (manufacturer guidance) | >=60°F (16°C) | Below this range, sheet stiffness and imperfect contact can raise lift risk. |
| Operating caution band for flexible magnetic media | -15°F to 160°F | Outside this envelope, brittle behavior or heat softening can reduce predictable hold and finish safety. |
| Vehicle cleaning cadence for magnets | Daily recommended | Cleaning cadence is a direct control for moisture/grit damage and retention reliability. |
| Fresh-paint wait guidance (magnetic signage) | ~90 days paint / 60 days clear coat / 2 days wax | Even a “fit” result can become a finish-risk project if substrate cure timing is skipped. |
| CMV regulation trigger (federal scope) | >=10,001 lbs threshold in 49 CFR 390.5T | This separates projects that need FMCSA marking/conspicuity controls from general passenger-car campaigns. |
| CMV legal marking readability | Legible from 50 ft in daylight (both sides) | If legal identifiers are on removable magnets, route operations need explicit pre-dispatch checks. |
| Trailer conspicuity baseline | 80 in+ width and >10,000 lbs GVWR trigger class | Large-trailer branding must preserve required reflective treatment corridors. |
| Dynamic pressure at 55 mph | 370 Pa | Load increases quickly with speed; 65 mph carries materially higher pressure than city-route speeds. |
| Dynamic pressure at 65 mph | 517 Pa | Use this as a planning breakpoint when deciding if a magnet pilot is still appropriate. |
| Wrap reference durability (3M stated warranty) | Up to 8 years vertical / up to 3 years horizontal | Alternative media can be lower-risk for long-horizon programs. |
| Dynamic pressure delta: 65 mph vs 55 mph | ~+40% load (1.40x) | Sign campaigns that look stable in city lanes can move to pilot-only at sustained highway speeds. |
| CMV removable-marking readability condition | Both sides + contrast + 50 ft daylight legibility (49 CFR 390.21T) | Physical hold is not enough when signs also carry legal identifiers for regulated operations. |
| Vehicle-sign care cadence baseline | Daily remove-clean-dry cycle recommended | Skipping cleaning cadence increases moisture/grit abrasion and edge-lift risk even when initial fit is good. |
| Light-vehicle material shift (DOE Fact #980) | Regular steel -250+ lb; plastics/composites +~40% | Panel composition uncertainty raises mismatch risk unless steel zones are verified per vehicle. |
Secondary CTA
Need a quote-ready decision now? Share sign dimensions, lane-speed profile, and whether legal IDs are included so we can confirm fit and readability controls before artwork lock.
4) Suitable vs unsuitable buyer profile
Use this split to route the page visitor toward magnets, pilot mode, or fallback media without ambiguity.
- Local or regional fleets that can verify steel door zones
- Teams needing fast campaign swaps without adhesive downtime
- Operations with documented handling and cleaning ownership
- Highway-dominant fleets with mixed-material vehicle bodies
- Programs expecting multi-year no-maintenance branding
- Teams without owner accountability for remove-clean routines
5) Method and calculation logic
This preliminary screen applies fixed rules to sign size, speed, panel, and care inputs. Its classification is not calibrated against retention tests or a field-failure dataset.
Step 1: Input normalization
Convert dimensions to area, speed to dynamic pressure trend, and handling cadence to maintenance burden.
Step 2: Risk scoring
Apply fixed rule penalties for mixed-material panels, speed bands, large area, harsh climate, and weak cleaning discipline; these weights are not statistically calibrated.
Step 3: Boundary gating
Apply non-negotiable gates where magnets are likely misapplied (for example mixed-material body plus sustained highway speed).
Step 4: Action output
Return a preliminary rule-based band, pressure context, and required pilot actions. The band is not a probability or approval to install.
6) Evidence layer and source register
Every critical claim is tied to a source and date marker. Unknowns are treated explicitly instead of hidden by generic copy.
| Source | Signal used | Date |
|---|---|---|
| Magnum Magnetics Clean & Care (Rev 5/24) | Vehicle signs: remove/clean daily; avoid below -15°F or above 160°F; paint cure guidance ~90 days (paint), 60 days (clear coat), 2 days (wax/seal); rounded corners recommended. | 2024-05 |
| Magnum Flexible Magnets FAQ (support PDF) | Install at 60°F (16°C) or above; daily cleaning recommended for vehicle-mounted signs; avoid non-flat/non-steel placement. | 2024 |
| 49 CFR 390.5T (current CMV definition) | The current eCFR definition includes the 10,001 lb interstate weight threshold plus passenger-count and hazardous-material cases. Confirm scope per vehicle with a fleet compliance owner. | eCFR checked 2026-10-16 |
| 49 CFR 390.21T (current temporary CMV-marking text) | The current eCFR text requires both-side display, contrast, and 50 ft daylight legibility for applicable CMVs. The non-temporary § 390.21 is marked suspended indefinitely; confirm applicability with a compliance owner. | eCFR checked 2026-10-16 |
| 49 CFR 393.9 (lamps and reflective-device obstructions) | Section 393.9(b) says required lamps and reflective devices/material must not be obscured by added vehicle or work equipment. | eCFR checked 2026-10-16 |
| 49 CFR 392.33 (obscured lamps or reflective devices/material) | Section 392.33(a) prohibits driving a CMV when required lamps or reflective devices/material are obscured by added vehicle or work equipment. | eCFR checked 2026-10-16 |
| 49 CFR 393.11 (Conspicuity systems) | Large trailers (80 in+ width, GVWR >10,000 lbs, manufactured on/after 1993-12-01) require reflective treatment under FMVSS 108 references. | eCFR checked 2026-10-16 |
| 3M Wrap Film 2080 product support | Warranty messaging cites up to 8 years for vertical exposure and up to 3 years for horizontal exposure. | Accessed 2026-02-20 |
| NASA Glenn dynamic pressure reference | Dynamic pressure q = 1/2 * rho * v^2; aerodynamic load scales directly with q. | Accessed 2026-02-20 |
| FHWA Nighttime Visibility Overview | Roughly half of traffic fatalities happen at night while about one quarter of travel occurs after dark. | Updated 2025-09-26 |
| US EPA UV Index scale | UV Index 8+ is classified as very high to extreme, supporting faster fade-risk assumptions for exposed graphics. | Updated 2026-01-22 |
| 49 CFR 390.21T (current temporary CMV-marking text) | Current eCFR text permits removable markings subject to both-side display, contrast, and 50 ft daylight legibility; the non-temporary § 390.21 is marked suspended indefinitely. Confirm applicability with a fleet compliance owner. | eCFR checked 2026-10-16 |
| NASA Glenn dynamic pressure reference | q = 1/2 * rho * v^2; aerodynamic load grows with speed squared for sign retention planning. | Accessed 2026-03-03 |
| Magnum Magnetics Clean & Care (vehicle sign guidance) | Daily remove-clean cycle, install at >=60°F, and avoid non-supported panel surfaces for vehicle magnets. | Rev 2024-05, accessed 2026-03-03 |
| US DOE Fact #980 (vehicle material mix trend) | Regular steel declined >250 lb/vehicle while plastics/composites increased ~40%, raising panel mismatch risk. | Published 2017-06-05, accessed 2026-03-03 |
Stage1b audit closure: gap-to-evidence register
| Gap found in prior round | Stage1b information increment | Evidence tier | Boundary / counterexample | Minimum executable control |
|---|---|---|---|---|
| Sign-first copy lacked explicit legal readability gate in CMV scenarios. | Added direct 49 CFR 390.21T mapping for two-side display and 50 ft daylight legibility conditions on removable devices. | Regulatory text (CFR) | Applicability depends on FMCSA scope; passenger-fleet enforcement can vary by state/local rules. | Keep legal-ID layer separated from promo signs unless dispatch checks enforce in-route readability. |
| Highway risk language was directional but not quantified. | Added aerodynamic ratio context (65 mph ~= 1.40x load vs 55 mph) from NASA dynamic-pressure equation. | First-principles model | Formula alone does not capture turbulence spikes or installation defects. | Run route-speed pilots on highest-exposure lanes before full sign production. |
| Maintenance guidance was treated as best practice, not control requirement. | Promoted daily remove-clean-dry handling to explicit gate using manufacturer sign-care guidance. | Primary manufacturer documentation | Different media vendors may specify tighter or looser handling windows. | Attach SOP ownership and first-month cadence logs to rollout approval. |
| Panel mismatch risk lacked macro-level context for modern fleets. | Added DOE lightweight-material trend evidence to justify steel-zone verification by vehicle. | Government dataset summary | Historical trend data cannot replace panel-level hold tests on real units. | Capture panel photos + hold-test records before print lock. |
7) Regulatory applicability and compliance gates
Commercial fleet projects can fail after a good fit score if legal marking or conspicuity constraints are ignored. This matrix separates operational fit from legal fit.
| Trigger | Requirement signal | Applies when | Magnet-specific risk | Minimum control |
|---|---|---|---|---|
| CMV applicability threshold | 49 CFR 390.5T includes an interstate 10,001 lb vehicle/combination-weight category, with separate passenger-count and hazardous-material categories also in the definition. | Commercial fleets only; many passenger vehicles are out of FMCSA scope but still subject to state laws. | Teams assume all vehicles follow the same rule set and miss where federal marking/conspicuity rules begin. | Classify each vehicle by regulation scope during intake (CMV vs non-CMV) before artwork lock. |
| Company/USDOT marking visibility | 49 CFR 390.21T requires both-side markings that contrast sharply and are legible from 50 ft in daylight. | Interstate CMVs displaying legal identifiers, including removable marking methods. | If a removable magnet carries legal IDs and slips, curls, or gets removed, compliance can fail mid-route. | Keep legal IDs off optional promo magnets or add pre-dispatch legibility checks with owner sign-off. |
| No obscured required lighting/reflectors | 49 CFR 393.9(b) says lamps and reflective devices/material required by its subpart must not be obscured; 49 CFR 392.33(a) prohibits driving a CMV while those required devices are obscured. | Any CMV where magnet placement can overlap lamps, reflective tape, or mandated reflectors. | Large promotional magnets can partially cover required visibility hardware on vans/trailers. | Use placement templates with “no-cover zones” and confirm clearances in install photos. |
| Trailer conspicuity requirements | 49 CFR 393.11 links many trailers (80 in+ wide, >10,000 lbs GVWR, post-1993 builds) to reflective treatment rules. | Box trailers and larger units in regulated categories; not every light-duty passenger vehicle. | Magnetic graphics near mandated conspicuity stripes can create avoidable inspection or roadside issues. | Treat conspicuity tape corridors as locked zones and route branding to validated alternate panels. |
Stage1b go / no-go gates (risk and tradeoff controls)
| Decision gate | Go when | No-go when | Proof to collect | Fallback path |
|---|---|---|---|---|
| Legal readability ownership | CMV applicability is confirmed and both-side 50 ft readability checks are part of dispatch SOP. | Teams treat removable promo signs as legal-ID replacement without operational checks. | Compliance checklist + side-by-side install photos at daylight readability distance. | Keep legal IDs on permanent compliant markings and use magnets for non-mandatory campaign content. |
| Panel substrate verification | All intended sign zones are confirmed ferromagnetic steel with test evidence. | Planned zones include unknown, aluminum, or plastic body sections. | Vehicle panel map + hold-test log by installation zone. | Move non-steel zones to vinyl/wrap and reserve magnets for verified steel areas. |
| Speed-lane validation | Pilot data shows stable hold at planned top speed with no persistent edge lift. | High-speed routes show repeated lift or detach events. | Route pilot report with speed/weather logs and post-shift inspection records. | Use adhesive media for highway-dominant lanes; keep magnets for short-run local campaigns. |
| Maintenance execution | Named owner follows remove-clean-dry cadence and tracks exceptions weekly. | No owner exists or cleaning cadence is not operationally realistic. | SOP card + maintenance logs captured for first 30 days. | Switch to lower-touch media for campaigns without upkeep capacity. |
Evidence update marker: Stage1b increment completed on 2026-03-03 for custom magnet signs with explicit readability-performance gates (including no fixed-height shortcut), speed-to-force envelope bounds, interstate-vs-intrastate scope split checks, and visibility-effect evidence. The federal marking source was rechecked against eCFR on 2026-10-16. Where public evidence is incomplete (for example, a unified state passenger sign matrix), this page keeps those items marked as pending confirmation.
8) Option comparison (magnets vs alternatives)
Use this table when campaign duration, panel compatibility, or operations discipline suggest a different medium.
| Option | Setup | Removal | Panel dependency | Durability window | Risk profile | Best use |
|---|---|---|---|---|---|---|
| Custom car magnets | Fast deployment; no adhesive curing | High (designed for repeated removal) | Requires ferromagnetic steel panels | Use-condition dependent; cleaning cadence is decisive | Edge lift, moisture trap, fly-off if handling weak | Short campaigns, fleet swaps, temporary branding |
| Spot vinyl decals | Moderate install with surface prep | Medium (adhesive removal effort required) | Works on most painted panels | Longer than magnets when installed correctly | Adhesive residue, paint sensitivity on removal | Semi-permanent branding with low daily handling |
| Full/partial wrap film | Longest install; professional application preferred | Medium with trained removal process | Broad panel compatibility | 3M guidance: up to 8 years vertical / up to 3 years horizontal | Higher upfront cost and removal planning complexity | Long-horizon brand programs with stable vehicle roster |
Counterexamples and limit-condition cases
| Case | Why baseline output can mislead | What breaks first | Minimum decision action |
|---|---|---|---|
| Fresh repaint or new clear coat on door panel | Tool physics may return fit, but substrate cure readiness is not auto-detected from route inputs. | Finish risk rises if magnets are installed before cure windows (manufacturer guidance: ~90 days paint, 60 days clear coat). | Delay magnet install until cure window is confirmed; use temporary alternate media if campaign start is fixed. |
| CMV legal identifier mounted on removable magnet | Tool evaluates hold and maintenance, not legal-readability continuity during dispatch changes. | A removed or damaged magnet can break 50 ft legibility or two-side identifier expectations for regulated vehicles. | Use permanent legal markings and keep campaign magnets separate from mandatory ID content. |
| Trailer side zones near required reflective treatment | Fit score may stay high while placement conflicts with conspicuity corridors are outside the current scoring model. | Magnets can obscure required reflective devices/tape on regulated trailers, creating enforcement exposure. | Lock “no-cover” corridors in templates and enforce photo QA before vehicle release. |
| Passenger-vehicle state-law placement edge cases | No unified public US dataset fully normalizes state-level restrictions for private vehicle sign placement. | A design that is operationally stable can still hit local placement or visibility constraints. | Mark as pending review: confirm state/local rules before scaling to multi-state fleets. |
| Readable static mockup but low-contrast text at night route conditions | Tool fit can pass while actual roadway legibility fails under glare and low-light conditions. | Campaign signs become difficult to read at distance, undermining both compliance and marketing outcomes. | Run night-distance readability check before production release. |
9) Boundaries, known limits, and unknowns
Trust the result only inside these boundaries. If inputs cross the line, use the fallback action instead of stretching assumptions.
| Boundary condition | Trust result when | Watch out when | Fallback action |
|---|---|---|---|
| Panel material certainty | Steel panel map confirmed before print approval | Unknown panel mix on newer vehicles | Run steel-only placement template or shift to decal/wrap |
| Route speed profile | City route with sustained speeds <=55 mph | Frequent highway exposure >60 mph | Pilot at real route speed or switch media |
| Handling discipline | Documented cleaning and reapplication routine | Magnets left in place for long intervals | Assign owner + checklist or avoid magnet route |
| Weather / UV stress | Moderate UV and non-coastal duty | High UV + salt + winter slush cycles | Laminate upgrade + shorter refresh cycle + stricter checks |
| Regulatory visibility constraints (CMV lanes) | Legal IDs and required reflective/lighting zones are isolated from removable promo magnets | Magnets are used as mandatory identifiers or placed near conspicuity hardware | Split legal markings from campaign graphics and lock no-cover placement templates |
Known unknown register
| Unknown item | Current status | Impact | Minimum next step |
|---|---|---|---|
| Exact steel coverage by model year and trim | Unknown at quote intake for many fleets | Incorrect media choice and higher failure risk | Collect panel map photos or run magnet hold test per body zone |
| Real cleaning behavior by operators | Often untracked after deployment | Moisture trapping, paint haze, edge lift | Assign owner, add weekly log, include escalation trigger |
| Actual highway exposure versus planned route | Dispatch changes can invalidate assumptions | Dynamic pressure rises and hold margin collapses | Pilot on highest-speed lane before full rollout |
| Wash chemistry and pressure setting variance | Rarely controlled fleet-wide | Graphic abrasion and adhesive/edge stress | Define approved wash SOP and remove magnets pre-wash |
| State-by-state private vehicle sign-placement limits | Pending confirmation (no unified public US dataset) | Multi-state campaigns can pass tool fit but still fail local placement constraints. | Run legal/operations review by deployment state before scaling beyond pilot. |
| Public benchmark for lifecycle cost by medium | Pending confirmation (no reliable public dataset with consistent national methodology) | Upfront-only pricing can hide maintenance labor and replacement-frequency cost. | Build internal 90-day pilot cost ledger before committing long-horizon media choice. |
| Unified state-level rule matrix for private passenger magnet signs | Pending confirmation (no single normalized public dataset) | Teams can overgeneralize federal CMV logic to passenger fleets and miss local restrictions. | Confirm placement and readability constraints per deployment state before rollout. |
10) Risk matrix and mitigation plan
Risk is presented as probability x impact with concrete controls. This section is for implementation teams, not only procurement.
High-impact/high-probability cells should trigger pilot or fallback media before purchase order release.
| Risk | Probability | Impact | Mitigation |
|---|---|---|---|
| High-speed edge lift and fly-off | Medium | High | Limit speed by route policy, verify corner radius, and complete pilot run at peak route speed. |
| Finish haze from trapped moisture and grit | Medium | Medium | Daily or near-daily remove-clean-dry cycle and clean mounting surface. |
| Incorrect placement on non-steel body panels | High | High | Perform pre-install steel verification; do not deploy magnets on aluminum/plastic zones. |
| Design fades faster under high UV duty | Medium | Medium | Use UV-stable print stack, shorten refresh interval, and prioritize high-contrast layouts. |
| Campaign mismatch (temporary medium used for long-term route) | Medium | Medium | Use the comparison matrix early and switch to vinyl/wrap for multi-year programs. |
| Regulatory visibility conflict on CMV deployments | Medium | High | Keep legal IDs/permanent conspicuity elements separate from removable magnets and enforce install-photo audits. |
11) Scenario walkthroughs
Illustrative scenarios use stated assumptions; none are customer case studies, measured field results, or deployment approval.
Local plumbing fleet (city routes)
Assumptions: 22 x 18 in magnet, 50-55 mph max speed, steel door panels validated, twice-weekly cleaning.
Outcome: Illustrative lower-speed, steel-panel scenario only; these assumptions are not measured route results and do not prove retention.
Next step: Confirm the exact panel and media data, then complete a representative route pilot before production.
Regional delivery vans (mixed highway)
Assumptions: 24 x 24 in magnet, regular 65-70 mph highway use, mixed panel materials, weekly cleaning.
Outcome: Illustrative risk case: mixed panels and sustained highway speeds require panel mapping and route testing; no retention rating is established here.
Next step: Verify each steel zone and test the selected media on the planned route, or use an approved alternative on non-steel panels.
Coastal service vehicles (salt + high UV)
Assumptions: 30 x 18 in magnet, coastal humidity, UV index frequently high, daily field usage.
Outcome: Illustrative planning case: coastal moisture, UV exposure, and cleaning cadence require supplier data and field checks; service life is not established here.
Next step: Confirm the selected print stack with its supplier, define a care plan, and validate the setup in a route pilot.
Campus fleet for event promotion
Assumptions: 20 x 14 in magnets, low speed, short campaign, strict install discipline.
Outcome: Illustrative short-route scenario only; supplier data and route testing are still required before release.
Next step: Verify the exact vehicle panels and media data, then complete a 14-day pilot on representative vehicles before batch production.
Dual-use service fleet with seasonal campaigns
Assumptions: 24 x 18 in signs, mixed city/highway duty, steel-door zones verified, daily removal assigned to drivers.
Outcome: Conditional-to-fit. Program can scale if speed-lane pilots and readability checks remain within control thresholds.
Next step: Run 2-week route pilot, record edge-lift trend, and lock no-cover/legibility templates before batch print.
12) Decision FAQ
Grouped answers for tool usage, field operations, and media switching decisions.
Custom car magnet signs fit checker
Compare this adjacent route while keeping the same tool/report method and evidence boundaries.
Custom car magnets fit checker
Cross-check broader car-door deployment assumptions with the same decision workflow.
Vehicle magnets custom fit checker
Validate multi-vehicle campaign assumptions, legal marking scope, and route-speed exposure.
Customized car magnets fit checker
Check alternate keyword framing without changing method, evidence, or risk gates.
Custom printed magnets tool and report
Use this when artwork throughput and print economics dominate the procurement decision.
Custom magnets vs stock magnets comparison
Decide whether custom print setup is justified versus stock or alternative media.
14) Move to quote with reduced ambiguity
Send this result context to the team so engineering, purchasing, and operations can start from the same assumptions.
Use this page as a single decision lane: run the tool, validate evidence and limits, choose the medium, then submit the quote package. If your result is conditional or not-fit, include pilot/fallback requirements in the inquiry note to avoid rework loops.
Specifications
| Primary use case | Removable vehicle signs on verified steel panels; this page does not assess indoor or stationary signs |
| Baseline material route | 30 mil vehicle-grade magnetic sheeting with rounded corners |
| Core operating variables | Route speed, panel material, weather lane, and cleaning cadence |
| Result payload | Preliminary rule-based fit band, pressure context, assumptions, and required pilot actions |
| Decision boundary | Mixed-material body + sustained highway speeds usually requires fallback media |
| Primary CTA | Quote + pilot planning via WhatsApp/email inquiry |
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Reference Guides
Procurement-ready guides covering grades, coatings, QC, and RFQ prep.
Coatings & Corrosion
Corrosion protection for rare earth magnets
Environment-based guidance for selecting coatings and corrosion controls.
Manufacturing & Quality
Inspection and testing for NdFeB magnets
How to define inspection scope, measurement methods, and acceptable criteria.
Sourcing & Logistics
Magnet storage and handling safety
Storage, handling, and packaging guidance to avoid chipping, demagnetization, and injury.
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RFQ checklist
- Dimensions and shape (include drawing if possible).
- Grade and operating temperature range.
- Coating or surface treatment requirements.
- Quantity, target price, and delivery schedule.
- Tolerance, magnetization direction, and application notes.
Spec sheet downloads
Reference assets to speed up RFQ prep. Confirm specs before ordering.
NdFeB spec sheet (reference)
Grades, coatings, and RFQ checklist for NdFeB magnets.
SmCo spec sheet (reference)
High-temperature SmCo summary and RFQ checklist.
Ferrite spec sheet (reference)
Cost-optimized ferrite basics and RFQ checklist.
Alnico spec sheet (reference)
High-temperature Alnico grades and RFQ checklist.
Bonded NdFeB spec sheet (reference)
Bonded NdFeB process notes and RFQ checklist.
Flexible rubber magnet spec sheet (reference)
Flexible magnet tape basics and RFQ checklist.
Magnetic assembly spec sheet (reference)
Pot magnet assembly fundamentals and RFQ checklist.
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