Life brake pads and the surface hardness is not certain relationship. However, if the surface hardness is high, brake linings and brake disc contact area is small, it will affect the service life. The main factors affecting the life of the brake pads including hardness, strength, wear resistance of the friction material and the like. Sales brakes under normal circumstances, the life of brake pads in front of 30,000-50,000 km, rear brake lining life of 5-8 million km, but we have said in front of the car with the brakes, or need according to the actual situation checked regularly. Linyi Chi Heng Auto Parts Co., Ltd. has proven industry experience and advanced marketing ideas to help franchisees and partners. My company as a national distributor, has been on the franchisees and partners aim to uphold the sentence: zero risk exit mechanisms, such cooperation any problems arise in the course of business, the franchisee Chi ensure zero risk exits, Chi Heng company original return. Brake pad formulations containing organic matter about 20%, and smoke decomposition occurs when the temperature is too high, and a layer of oil-like substance is formed on the surface of the brake pads, affect the braking effect. The possible causes of this phenomenon: frequent braking when going downhill, causing overheating and smoke; brake lining organic content of the formulation failed, exceeded. Chi Heng Auto Parts Co., Ltd. has proven industry experience and advanced marketing ideas to help franchisees and partners. My company as a national distributor of brake pads supply, has been on the franchisees and partners uphold one aim: zero risk exit mechanism, such as any issue of cooperation arise course of business, Chi guarantee the franchisee zero risk exits, Chi Heng company original return. Supply brake pads brake pads _ _ Chi Auto Parts Co. provided by Linyi Chi auto parts. Linyi Chi Heng Auto Parts Co., Ltd. (www.zxqcpj. China) (www.zxqcpj. China) strong, credible, in Shandong Linyi brake shoes, sheets and other industries has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Chi auto parts into the brilliant and you work for a better future!