Introduction to Truck Brake Shoes Anti-Wear Mixture
Truck brake shoes anti-wear mixtures are specialized brake shoes friction materials engineered to minimize wear while maintaining consistent braking performance under extreme operational stress. This brake shoes formula integrates high-strength metallic fibers, ceramic modifiers, and advanced binding agents to achieve superior durability and heat dissipation. Below is a detailed analysis of its technical specifications, advantages, and storage protocols.
Technical Parameters
The table below outlines the critical properties of anti-wear brake shoes mixes:
| Parameter | Specification | Remarks |
|---|---|---|
| Metallic Fiber Content | 40-60% (Steel, Copper) | Enhances structural integrity and heat resistance |
| Ceramic Additives | 10-20% (Silica, Alumina) | Reduces wear and noise generation |
| Friction Coefficient (μ) | 0.38-0.42 (Dry) | Stable across high-speed braking cycles |
| Operating Temperature | -40°C to 650°C | Resists thermal degradation and fading |
| Wear Rate | ≤0.3 cm³/MJ | 30% lower than conventional mixtures |
| Shore Hardness | 65-80 Shore D | Optimized for drum contact and longevity |
| Certification | ISO/TS 16949, E-Mark R90 | Complies with global safety standards |
Key Advantages
- Exceptional Wear Resistance
The brake shoes mixture leverages ceramic additives and metallic fibers to reduce abrasion, extending service life by up to 200,000 km under heavy loads . - Thermal Stability
Maintains consistent friction performance even at 650°C, preventing brake fade during prolonged downhill braking . - Low Noise & Vibration
Ceramic modifiers dampen high-frequency vibrations, reducing squeal and ensuring quieter operation . - Eco-Friendly Composition
Free from asbestos and heavy metals, aligning with global environmental regulations . - Versatility
Compatible with cast iron, composite drums, and hydraulic systems, suitable for trucks, trailers, and buses .
Storage and Packaging
- Moisture Protection: Packed in vacuum-sealed, moisture-resistant bags to prevent oxidation of metallic components .
- Temperature Limits: Store in environments between -10°C and 40°C to avoid binder degradation .
- Stacking: Maximum 6 layers to prevent deformation of the friction lining .
- Shelf Life: 24 months in unopened packaging, with batch-specific QR codes for traceability .
Application of Brake Shoes Mixes
The brake shoes mixes are precision-molded under 20-35 MPa pressure and cured at 300°C to ensure adhesion to the shoe plate. Post-production tests validate shear strength (≥4.0 MPa) and thermal cycling resistance, guaranteeing compliance with OEM specifications .
By combining advanced materials with rigorous manufacturing standards, this anti-wear brake shoes formula ensures reliable braking efficiency and reduced maintenance costs for commercial fleets operating in harsh environments.