... hollow core insulators, cable accessory, cable jiont, auto part etc. the material is suitable for HTV, LSR, NR etc.1.Mold ... volume.2.Products material: P20, S50, S1363.Mold case material: S50,etc4.Mold core material: P20, etc5.Value-added service: polishing ... , nitrogen treatment, black coating, etc6.Mold package: iron ...