Introduction to Truck Brake Linings Carbon-Ceramic Mixture
Truck brake linings carbon-ceramic mixtures represent a cutting-edge evolution in brake linings friction materials, engineered to deliver unparalleled braking performance for heavy-duty vehicles. This brake linings formula integrates carbon fibers with ceramic matrices and advanced binding agents, optimizing thermal stability, wear resistance, and environmental sustainability. Below is a comprehensive analysis of its composition, technical specifications, advantages, and storage protocols.
Technical Parameters
The table below outlines critical properties of carbon-ceramic brake linings mixes:
| Parameter | Specification | Remarks |
|---|---|---|
| Carbon-Ceramic Content | 40-60% (Carbon fibers, SiC, Al₂O₃) | Enhances heat resistance and lightweight design |
| Density | 2.2-2.8 g/cm³ | Lower weight reduces rotational inertia |
| Friction Coefficient (μ) | 0.38-0.48 (Dry) | Stable under extreme temperatures |
| Operating Temperature | -50°C to 900°C | Superior thermal fade resistance |
| Compressive Strength | ≥280 MPa | Maintains structural integrity under load |
| Wear Rate | ≤0.3 cm³/MJ | Extended service life |
| Shore Hardness | 55-70 Shore D | Optimized for even drum contact |
Key Advantages
- Exceptional Thermal Stability
The carbon-ceramic brake linings mixture resists thermal degradation even at 900°C, ensuring consistent braking efficiency in downhill or high-load scenarios. - Lightweight and Fuel-Efficient
With a density 15-20% lower than metallic counterparts, it reduces vehicle weight and improves fuel economy . - Eco-Friendly Composition
Free from asbestos and heavy metals, this brake linings friction material aligns with global environmental regulations . - Low Noise and Vibration
Ceramic additives minimize brake squeal, enhancing driver comfort . - Corrosion Resistance
Impervious to moisture and chemical corrosion, ideal for harsh operating environments .
Storage and Packaging
- Moisture Protection: Packaged in vacuum-sealed, moisture-resistant polybags to prevent oxidation .
- Temperature Control: Store in dry environments below 35°C to avoid thermal stress .
- Stacking Limits: Maximum 6 layers per pallet to prevent deformation .
- Shelf Life: 36 months in unopened, original packaging .
Application of Brake Linings Mixes
The brake linings mixes are molded under high-pressure sintering (20-40 MPa) to bond carbon fibers and ceramic particles, ensuring uniform friction layers. Post-production, they undergo rigorous testing for shear strength (≥4.0 MPa) and thermal shock resistance . Customizable formulations allow adjustments in carbon-ceramic ratios to meet OEM-specific requirements.
This advanced brake linings formula combines innovation with reliability, making it ideal for modern trucks operating in demanding conditions. For bulk orders or tailored solutions, manufacturers like Hangzhou Zhuoran Auto Parts offer certified, high-performance options.