行业组件数据 · 2026

刹车片(摩擦材料)

Brake pads are friction materials that create stopping force by pressing against rotating brake discs or drums in automotive and industrial braking systems.

技术定义与适配语境
典型 刹车片(摩擦材料) 会按材料、尺寸公差、适配关系和失效风险在 汽车制造 中评估。

Brake pads are critical components in disc brake systems, consisting of a steel backing plate bonded to a friction material layer. They convert kinetic energy into thermal energy through friction when pressed against a rotating brake rotor, enabling vehicle deceleration and stopping. Their performance directly affects braking efficiency, noise levels, and rotor wear.

组件规格

定义
Brake pads are critical components in disc brake systems, consisting of a steel backing plate bonded to a friction material layer. They convert kinetic energy into thermal energy through friction when pressed against a rotating brake rotor, enabling vehicle deceleration and stopping. Their performance directly affects braking efficiency, noise levels, and rotor wear.
工作原理
When hydraulic pressure from the brake pedal activates the caliper, pistons push the brake pads against both sides of the rotating brake rotor. The resulting friction generates heat and torque opposite to the wheel's rotation, converting kinetic energy into thermal energy dissipated through the rotor and pads, thereby slowing the vehicle.
材料
Friction materials typically consist of: 1) Organic/non-asbestos organic (NAO): RubberglassKevlar fibers with resin binders. 2) Semi-metallic: 30-65% steel/iron fibers with graphite/organic fillers. 3) Low-metallic NAO: Small metal content with organic materials. 4) Ceramic: Copper fibers embedded in ceramic compounds. Backing plates are made of stamped or cast steel.
Thickness
8-15 mm (new), 2-3 mm (wear limit)
Shear Strength
>10 MPa
Compressibility
<2% at 70 bar
Friction Coefficient
0.35-0.45 (standard), 0.45-0.55 (performance)
Operating Temperature
-40°C to 600°C
标准
ISO 15484DIN 74100SAE J866ECE R90

行业分类与别名

刹车片(摩擦材料) 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Overheating from aggressive braking->Fade reduced braking efficiency->Use high-temperature rated pads; improve cooling
Contamination by oil/brake fluid->Loss of friction material adhesion->Proper sealing during installation; regular inspection

工业生态与工程逻辑

0
Pad glazing from overheating
1
Uneven wear causing vibration
2
Contamination reducing friction
3
Noise generation (squealing)
4
Premature rotor wear

合规与检测

tolerance
Thickness variation ±0.2mm, parallelness 0.05mm
test method
Dynamometer testing per ISO 15484 for friction performance, wear rate, and noise

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

How often should brake pads be replaced?

Typically every 40,000-70,000 miles, but depends on driving conditions, pad material, and vehicle type. Check when thickness reaches 3mm or as indicated by wear sensors.

What's the difference between ceramic and semi-metallic brake pads?

Ceramic pads offer quieter operation, less dust, and consistent performance but are costlier. Semi-metallic pads provide better heat dissipation and cold performance but may produce more noise and dust.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 汽车制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 刹车片(摩擦材料)

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:BRAKE_PAD_FRICTION_MATERIAL_