NBR is a synthetic rubber. It has general rubber properties, oil proofness, heat resistance, absorption
resistance. Also it is low in contraction and weight, so widely used for cloth sewing, industrial
material, adiabatic and sound insulating material and as substitute of CR, and suitable for material
of safety jacket
NR is used as material for cushioning and sealing and pad due to good elongation, process ability
and elasticity.
