Car Brake disc /rotor  OE NO:21011106Vehicle  type:SATURN Amico NO.5582vented styler.raw material :HT250 ,Website:http://www.86baiwang.com,grey iron.detailed features 1. Chemical  specification ItemstandardsBrake discC3.1--3.43.3Si1.9--2.31.95Mn0.6--0.90.75P0.15 MAX0.1S0.12MAX0.08 Electricity stove for iron casting workshop. 2.casting semi-brake discs.2. Physical propertitiesItem standardsBrake discTensile strength 245 N/m㎡ MIN268Hardness HB187--241 HB230microstructureA 85% MIN+B5%MAXA 92% MIN+B 4%MAXDynamic balance Disc260 g-cm  MAX200 g-cmDynamic balance Drum1300 g-cm MAX500 g-cm3.CNC machining workshop. 3. marked on the brake rotors:4.Dynamic balance testing equipment to test the brake discs' dynamic balance one by one. -Professional Manufacture -Long Service Life & Low noise-100% crucial dimension inspection and Balancing4. cleaning steps and packaging detail informations:  5.delivery ways. 5.Certification: TS16949  Our company advantages as below:Packing: Neutral or Color100% crucial dimension inspection and Balancingmany years of export experiance.strictly testing ways dynamic balance ;short lead time and delivery brake disc to south America.reasonalbe price and quality warrante period;welcome enquiry and visit us.Baiwang series truck brake discs and brake rotos with more modes and more tems as our best advantage;we especial develop and produce difficult and complex works brake disc parts along.can accept drawing and sample supplying design or explore new items brake discs or rotors