What is the meaning of brake drum?

The brake drum is generally made of HT200-300 (gray cast iron), the matrix is mainly pearlite and A small amount of ferrite and cementite, and the graphite is mainly grade A, the shape is long sheet, and the length grade is 4-6, which plays A role in cooling, increasing friction performance and reducing brake noise.

The production process of brake drum blank is casting, and the main raw materials are generally pig iron, scrap steel and reboiler iron, and some alloys, such as Cu and Cr, are added to improve the casting performance.

The brake drum is generally made of HT200-300 (gray cast iron), the matrix is mainly pearlite and A small amount of ferrite and cementite, and the graphite is mainly grade A, the shape is long sheet, and the length grade is 4-6, which plays A role in cooling, increasing friction performance and reducing brake noise. The production process of brake drum blank is casting, and the main raw materials are generally pig iron, scrap steel and reboiler iron, and some alloys, such as Cu and Cr, are added to improve the casting performance.

Longyao Xiangyuan auto parts Co., LTD. Main products: brake drum, wheel hub, brake disc, brake shoes and other domestic, imported cars, semi-trailer, full trailer chassis accessories, variety complete, stable and reliable quality. The company has not only established long-term and stable cooperative relations with large oEMS and bridge plants such as SINOtruk and Fuhua, but also exported its products to the Middle East, America, Europe, Africa and Southeast Asia, and has been deeply trusted by customers.

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