日本真人添下面视频免费教,久久青草精品38国产,国产原创av中文在线观看,欧美艳星nikki激情办公室

Serviceline(08:00-18:00)

0318-5336300

Hebei Jiatuo Friction Material Co., Ltd. : Introduction of automobile brake disc

Description:Brake pads, also called brake pads, in the automobile brake system, brake pads are the most critical....

Brake pads, also called brake pads, in the automobile brake system, brake pads are the most critical safety parts, all the brake effect is good or bad brake pads play a decisive role. The brake piece is generally composed of steel plate, bonding insulation layer and friction block, the insulation layer is composed of non-heat transfer material, the purpose is to heat insulation; Friction block is composed of friction materials, adhesives, braking is extruded on the brake disc and brake drum friction, so as to achieve the purpose of vehicle deceleration and brake.


This paper is organized by Hebei Jiatuo Friction Material Co., Ltd