... can be made of NBR, CR, EPDM 4.sealing,cushion Application: our sponge strip is widely used ... it in doors and windows wherethere is need of sealing, heat insulation,to protect against sound, smoke, dust ... out of NBR, CR, EPDM 2.good sealing performance and high/low temperature resistance 3.acidproof, ... 160°) 4.different sizes for your select 5.self-adhesive and easy to install 6.reliable reputaion and ...