... ozone, anti-aging,3.)Good weather resistant,4.)Good fire and water resistand.5.)convenient installaion 6.)shiny appearance 7 ... are suitable. 8.)Good tight dimensional tolerances and have excellent compressability,elasticity and adaptability to uneven surfaces. Performance :1.) ... CR,NBR,SBR,NR,etc2.Features:Outstanding heat,ozone and weather resistance ,waterproof,non-toxic,wear resistance,anti- ...