What Cause The Incorrect Holes on The Drum Brake Linings?
When the heavy-duty drum brake pad is riveted, the rivet is inserted after the first few holes, if The rear hole rivets are difficult to insert, or must be inserted or tapped with great external force. After inserting the person, the hole position of the brake pad is inaccurate, and it will be here after hard riveting.The concentration of stress occurs at the material of the hole. Due to the poor toughness of the material, it is often After the secondary brake, there will be brittle cracks here.
