无线充电器防滑垫用什么TPE?打样不说清,量产扯不清

应用领域 发布时间: 2026-09-13 1499 阅读

When the phone slides, the charging stops, but the customer is blaming the pad. The wireless charging anti-slip pad's static friction hasn't been tested, and it gets softer when fast charging heats it up.

Conclusion first: Wireless charging pad, anti-slip and heat-resistant, tie them together

The wireless charging anti-slip pad is a 'pad for the phone': the phone doesn’t slip when placed on it.

Materials should be non-slip, temperature-resistant, and flat — conclusion first: for wireless charging anti-slip pads, SEBS-based TPE is mainstream; if high temperature resistance is required (fast charging), TPEE or composites are preferred.

The biggest pitfall of wireless charging anti-slip mats: unclear during prototyping, confusing during mass production. If the prototyping conditions are not fully specified, mass production is full of disputes—prototyping is like a map.

The wireless charging anti-slip mat is a functional component: if the phone slips, charging is interrupted. Using the right material ensures stable charging—functional components, don't skimp on materials.

Why TPE is used for phone cases: non-slip and adjustable, also resistant to fast-charging heat

Reasons for using TPE for wireless charging anti-slip mats: adjustable anti-slip, temperature resistance, smoothness, high efficiency — together, these four reasons make it suitable for anti-slip mats.

Slip resistance is key: static friction coefficient. Anti-slip testing (tilt angle) should be included in acceptance - if the phone slips, it's a problem.

Temperature resistance cannot be ignored: fast charging generates heat. Temperature resistance data should be verified according to the actual temperature—softening and deformation will occur, and anti-slip will be lost.

Test it on a heating pad: idle, fast charging heat, cleaning

Static condition: Place the phone on top. The static friction and flatness data need to be checked—if it slips, that's a problem.

Heating condition: Fast charging causes heating. Temperature resistance and deformation data need to be checked — if it deforms from heating, the anti-slip property will be lost.

Clean working conditions: dust, oil stains. Anti-fouling data need to be tested—dust adhesion, all are experiences.

TPE or silicone: check if the anti-slip mat slips

DimensionTPESilicone
Non-slipAdjustableGood
Temperature resistantCan be doneGood
smoothGoodGood
CostLowMedium-high
hand feelGoodsticky
BatchStableStable

Table reading: Silicone is anti-slip and good but expensive, and attracts dust; TPE is adjustable in anti-slip, cheap — mainstream anti-slip mats are TPE.

For fast-charging high-temperature scenarios, use TPEE; for conventional TPE—choose according to the scenario.

Two pitfalls: unclear sample making, fake anti-slip

Pitfall 1: Unclear proofing. If the proofing conditions are not fully specified, mass production will be full of disputes—the proofing checklist is the map for mass production.

Pitfall 2: Misleading anti-slip claims. The report states anti-slip, but in reality the phone slips—anti-slip should be based on actual tests.

Pitfall 3: Undetected temperature resistance. Fast charging causes heat and deformation — temperature resistance should be tested according to the actual temperature.

Proofreading write six fields: temperature, tilt angle, batch

Three questions: What method is used for anti-slip, what temperature for heat resistance, are the sampling conditions all complete. One verification: Actual charging test—three questions and one verification make the supplier's details clear.

Proofing verification must come first: the proofing conditions should be fully written so that mass production has a foundation. Thickness, hardness, anti-slip, temperature resistance, color, and size—none should be missed—proofing is the map for mass production.

Making sample retention a habit: retain samples from each batch, and re-test slip resistance and temperature resistance batch by batch. When changing materials between batches, compare first before increasing the volume—stable batches result in fewer customer complaints.

The phone loses power with a swipe: test static friction first

Six fields in the sample checklist: size, thickness, hardness, anti-slip, temperature resistance, color. Clearly fill out the six fields so that mass production has a basis—if the sample is not clearly specified, mass production will be unclear.

Dimension and thickness tolerance: If the tolerance is unclear, the assembly will be messed up. For dimension and thickness, write them clearly first — the tolerance is the first field.

Hardness and anti-slip determine the feel: If the feel is unclear, the experience will be unstable. Hardness and anti-slip, align first — feel is the second field.

Temperature-resistant color setting scenario: fast charging heat, color consistency. If the scenario is unclear, the material will be wrong — the scenario is the coordinate.

Proofing FieldContentInfluence
Size and ThicknessToleranceAssembly
Hardness and slip resistancehand feelexperience
Temperature resistantSceneMaterial system
ColorColor differenceAppearance

Table 2 reading: Sample six fields, four types of impact, missing one item and mass production will go off track.

Material specificationsRequirementExplanation
Non-slipTilt angleThe phone is not slippery
Temperature resistantFast charging temperatureDoes not deform
smoothAccording to the standardFits well
BatchStabilize batch by batchMass production assurance

Table 3 readings: The four indicators are the health check form for the anti-slip mat. If the phone slips, that's a problem.

If the phone slips, it will lose power; static friction is a hard requirement for anti-slip mats. Place a sample mat with the phone tilted at 30 degrees to see if it slips; the anti-slip property is verified by actual measurement, and it only passes if it does not soften under fast charging heat.

Fill in all six fields during proofing, so there won’t be disputes in mass production. Set tolerances for dimensions and thickness, determine feel by hardness and anti-slip properties, set usage scenarios according to temperature resistance and color—missing any one of these will cause deviations.

Fast charging generates heat, and the anti-slip pad cannot deform if exposed to heat for a long time. Place it near a heat source overnight to see if it deforms; test the temperature resistance according to the actual temperature during fast charging, as softening will cause it to lose its anti-slip properties.

Tilt the mat 30 degrees to see if it slides, and leave it under a heat source overnight to see if it deforms—one slide and one bake to reveal the real quality. It only stabilizes after passing both conditions of fast charging heat and heavy phone pressure.

The anti-slip pad is a functional part; every time a phone slips, there is a complaint. Tolerance, texture, and temperature resistance should all be recorded in the sample order so that mass production has a reliable basis.

Cologne client case: batch color differences were complained about, system change delivered in 7 days

An electronics consumer factory in Changzhou had obvious batch color differences in wireless charging anti-slip pads, and the finished products were frequently complained about. Cologne cooperated to change the system and the grade (from SEBS base to TPV base), stabilizing the color difference and reducing the delivery cycle to within 7 days. With the system changed, the color difference problem was eliminated from the source—the color difference is a system-level issue, not something that can be solved by just adjusting the color.

Summary

For small parts like wireless charging anti-slip pads, both anti-slip performance and temperature resistance should be tested, as a single phone slipping can reveal the issue.

Three lines to describe who we are:

Modify performance—modified thermoplastic elastomers, modified nylon (PA6 / PA66 / PA46 / PA11 / PA12 / PA6T / PA9T and nylon alloys), modified PPO / PPS;

Have stock—nylon resins from major chemical companies, secondary-grade materials, bulk materials in stock;

Provide judgment—what part, use what material.

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