buy NBR

We're urgently looking for SBR ,NBR and NR ,injection grade.Technical informations as follows: 



1. Tensile strength >10N/mm2 



2. Elongation change >450% 



3. Hardness  55 to 65 shore A 



4. Compression change rate < 45% 



5. Density  ± 0.3g/cm2 



If you're the manufacturer or the wholesaler ,pls feel free to contact us.