Introduction to Truck Brake Shoes Non-Asbestos Mixture
Truck brake shoes non-asbestos mixtures are eco-friendly brake shoes friction materials designed to replace traditional asbestos-based formulations. Utilizing advanced synthetic fibers, ceramic compounds, and metallic reinforcements, this brake shoes formula prioritizes safety, durability, and compliance with environmental regulations. Below is a detailed analysis of its composition, technical specifications, advantages, and storage protocols.
Technical Parameters
The table below outlines the key properties of non-asbestos brake shoes mixes:
| Parameter | Specification | Remarks |
|---|---|---|
| Friction Material | Ceramic, Aramid Fibers, Steel Particles | Non-asbestos, compliant with RoHS |
| Friction Coefficient (μ) | 0.35-0.45 (Dry) | Stable under varying loads |
| Operating Temperature | 0°C to 600°C | Resists thermal degradation |
| Density | 2.4-2.8 g/cm³ | Optimized for lightweight performance |
| Shear Strength | ≥3.8 MPa | Ensures structural integrity |
| Wear Rate | ≤0.6 cm³/MJ | Extended service life |
| Certifications | ISO/TS 16949, E-Mark | Meets global safety standards |
Key Advantages
- Eco-Friendly Composition
Free from hazardous asbestos, the brake shoes mixture aligns with RoHS and REACH regulations, reducing environmental and health risks . - Superior Heat Resistance
Ceramic additives and steel particles enhance thermal stability, minimizing brake fade even at 600°C . - Low Noise and Vibration
Aramid fibers and optimized brake shoes formula dampen vibrations, ensuring quiet operation. - Long Service Life
A wear rate of ≤0.6 cm³/MJ ensures longevity, suitable for high-mileage commercial vehicles . - Compatibility
Compatible with cast iron and composite brake drums, offering versatility for OEM and aftermarket applications.
Storage and Packaging
- Moisture Protection: Packaged in sealed, moisture-resistant polybags and cartons to prevent oxidation .
- Stacking Limits: Max 5 layers to avoid deformation; palletized for bulk shipments (8 sets/carton) .
- Temperature Control: Store in dry environments below 40°C to maintain material integrity .
- Shelf Life: 24 months in unopened original packaging.
Application of Brake Shoes Mixes
The brake shoes mixes are molded under high pressure (10-25 MPa) and heat-treated to bond the friction layer to the shoe plate. Rigorous testing, including shear strength (≥3.8 MPa) and thermal cycling, ensures reliability . Custom formulations are available to meet specific OEM requirements.
By combining innovative materials with stringent manufacturing standards, non-asbestos brake shoes deliver safe, efficient, and sustainable braking solutions for heavy-duty trucks.