SCANIA Drum Brake Lining Company

About ChangDa

Zhejiang Changda Automobile Part Making Co., Ltd. is located near the scenic summer resort Mount Mogan Scenic Spot, 309 Changhong East Street, Deqing High tech Development Zone, close to Hangzhou Nanjing Expressway, Hangzhou Nanjing High-speed Railway, China National Highway 104, Provincial Highway 09 and Xuancheng–Hangzhou railway, close to Hangzhou, Shanghai, and Ningbo, the water-land-air transportation is very convenient. The company was founded in 2006 and is a national high-tech enterprise with over ten invention patents and utility model patents. The total investment is 53 million yuan, covering an area of 46000 square meters, including 26000 square meters in the main factory area and 20000 square meters in the branch factory area.

It specializes in the production of drum brake linings, disc brake pads, light/ medium and heavy brake shoe assemblies, and forklift clutch assemblies. SCANIA Brake Linings Manufacturers and Wholesale SCANIA Drum Brake Lining Company.

The company adheres to the business philosophy of sincerity, trustworthiness, and excellence, and has established a complete product research and development center and advanced testing equipment, equipped with a comprehensive CAD design and CAM manufacturing system. We have taken the lead in introducing high-precision equipment such as domestic first-class CNC batching systems, CNC weighing bag systems, CNC mold hot pressing, forming systems, and CNC grinding processing systems. Supply OEM SCANIA Brake Linings.

The product has passed IATF16949, EU R90 product quality management system certification, American Motor Vehicle Manufacturer Certification service agency AMECA product certification, American Green Testing Center DOT/FMVSS 121D, and South Africa SABS VC8503 testing recognition. Through advanced design and manufacturing, as well as a comprehensive management system, product quality has been reliably guaranteed. We sincerely welcome communication and cooperation with domestic and foreign manufacturers.

  • 2005

    Company founded

  • 53million

    Investment amount

  • 46,000

    Covering area

  • 30+

    Covering countries

Zhejiang Changda Automobile Part Making Co.,Ltd.
Zhejiang Changda Automobile Part Making Co.,Ltd. Company Video Overview

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SCANIA Industry knowledge

What are the consequences of driving with worn-out SCANIA drum brake linings?
The drum brake linings in a vehicle play a critical role in ensuring effective braking performance. When these linings become worn out, it can lead to various consequences, compromising both safety and the overall condition of the braking system. Here's a concise overview of the potential risks associated with driving a vehicle equipped with worn-out SCANIA Drum Brake Linings:
1. Reduced Braking Efficiency:Worn-out drum brake linings result in diminished friction between the brake shoes and the drum. This reduction in friction leads to a significant decrease in braking efficiency. As a consequence, the vehicle takes longer to come to a complete stop, increasing the risk of accidents, especially in emergency situations.
2. Increased Stopping Distances:With compromised friction, the ability of the brake system to generate sufficient stopping force is compromised. This results in increased stopping distances, making it challenging for the driver to control the vehicle and avoid collisions.
3. Uneven Brake Wear:Worn-out linings can cause uneven wear on the brake components. This can lead to an imbalance in braking forces, causing the vehicle to pull to one side during braking. Uneven brake wear also accelerates the deterioration of other brake system components.
4. Overheating of Brake Components:Reduced friction from worn-out linings can lead to excessive heat generation during braking. Overheating poses a risk of damage to various brake components, including the drum, shoes, and wheel cylinders. This can result in more extensive and costly repairs.
5. Increased Risk of Brake Fade:Brake fade occurs when the braking system loses its effectiveness due to overheating. Worn-out SCANIA Drum Brake Linings contribute to this phenomenon, making it more likely to experience brake fade during prolonged or heavy braking situations.
6. Compromised Vehicle Control:A vehicle with worn-out brake linings is more difficult to control, especially in challenging road conditions. Reduced braking efficiency can result in skidding or loss of control, particularly on wet or slippery surfaces.
7. Damage to Other Brake Components:Worn-out linings can adversely affect other brake components, such as the brake drums, shoes, and wheel cylinders. The increased strain on these parts may lead to accelerated wear and potential damage, necessitating more extensive repairs.

How does a SCANIA drum brake lining work?
Drum brake linings play a pivotal role in the braking system of many vehicles, providing the necessary friction to decelerate and stop the vehicle. To comprehend how SCANIA Drum Brake Linings work, it's essential to understand the fundamental principles of drum brake operation.
1. Drum Brake Basics:Drum brakes consist of several key components, including a brake drum, brake shoes, wheel cylinder, and brake lining. The brake drum is attached to the wheel and rotates with it. Inside the drum, the brake shoes, equipped with friction material or linings, are positioned.
2. Activation during Braking:When the driver applies the brake pedal, hydraulic pressure is transmitted to the wheel cylinder. This pressure forces the brake shoes to move outward, pressing against the inner surface of the brake drum.
3. Friction Generation:The drum brake lining, usually composed of a high-friction material such as brake shoe lining, engages with the rotating brake drum. As the lining comes into contact with the drum's inner surface, friction is generated. This frictional force is what slows down and ultimately stops the rotation of the wheel.
4. Heat Dissipation:The friction between the drum brake lining and the drum generates heat. While excessive heat can be detrimental, drum brakes are designed to dissipate heat effectively. The drum's shape allows for heat to be radiated away, preventing overheating of the brake components.
5. Return to Rest Position:Once the brake pedal is released, the hydraulic pressure is released, and springs within the brake assembly retract the brake shoes to their rest position. This action creates a small gap between the drum and the brake lining, minimizing friction when the brakes are not engaged.
6. Role of Brake Adjusters:Over time, as the drum brake linings wear down, brake adjusters play a crucial role in maintaining optimal brake shoe-to-drum clearance. This ensures consistent and efficient braking performance throughout the lifespan of the brake linings.
7. Differential Action:Drum brakes often incorporate a self-servo mechanism known as differential action. This means that as the brake shoes move outward, the leading shoe (the one facing the direction of wheel rotation) makes contact with the drum first, enhancing the braking force.
8. Overall Braking System Integration:The effectiveness of SCANIA Drum Brake Linings is not isolated; it's part of the overall braking system. Coordination with master cylinders, brake fluid, and other components ensures a synchronized and responsive braking experience.