... ideal products, and products at reasonable prices, ensure the quality of products.1.Material: CR Type: Foam length,width,and thickness ... /low temperature 2.acidproof,alkali-resisting 3.can be made of NBR, CR, EPDM 4.sealing,cushionApplication: our sponge strip is widely ... sound, smoke, dust, etc. Features:1.can be made out of NBR, CR, EPDM2.good sealing performance and high/low temperature resistance3 ...