Street Address: Room 1504, NO.1, Lane 1589, Zhangyang Road
City: Shanghai
Province: Shanghai
Country/Region: China
Shanghai Volkswagen
Specifications Our manufacturing is operated under strict quality control systems, including ISO9001 & CCC. 100% inspections are conducted for material, structure, dimension, dynamic balance and trace. Auto Part - Brake Disc mechanical properties 1) Tensile strength: 210Mpa 2) Hardness: HB187 - 241 3) Statement of graphite: 90% of the graphite is lamella, with a remainder of no more than 10%, lamella graphite is mostly is type "A" 4) Length of graphite: According to ASTM A247 4 grade - 5 grade 5) Pearlite: More than 90% .