Place of origin: haining, china (mainland) Brand name: huajiao Model number: black vibration damper Material:epdm, silicone, fkm, nbr, sbr, sponge rubber... Size: as per customer's requirements Color: black, white, red, green, transparent or any color Tolerance: â±0.05mm Technology: hot pressing molding , injection molding or extrusion Hardness: shorea Working temperature: -60~350â?? Density: 1.0-2.0g/cm3 Drawing format: dwg/dxf/igs/step/x-t and pdf -