... seals,rubber strip, tubing, cord or custom rubber extrusion shapes for Auto industry,mechanical,construction,etc ,the extrusions also can be ... flat square sponge rubber, window rubber,weather strip etc.Custom design could be available. General data: Material: EPDM, Nitrile(NBR), ... (CR), Silicon, Viton, SBR, Natual rubber and various other basic raw materials.Hardness: From 35 to 85 Share A.Temperature ...