Packing: in wooden pallet of about 1000 kgs, 2000kgs net each. ItemNXB200NXB300NXB350NNY150NNY250NNY300NNY350Tensile strength MPa≥ 57118101215Aging Coefficient ≥ 0.9Density g/cm³ g/cm31.6 2.01.6 1.8Compressibility %12 ± 7Rebound degree35404540455050PliabilityNo CrackStress-relaxation≤ %45454540403030Oil sealing10 MPa pressure for 30 min12 MPa pressure for 30 min15MPa pressure for 30 min16 MPa pressure for 30 minWith the temperatureNo leakingNo leakingNo leakingNo leakingof 15to 30,.75aviation gasoline for 30 minWith the temperature of 150±2,dipped in No.20 aviation oil for 5h,then taken out and laid for 5min. Tensile strength-reducing % %40302525Thickness-increasing %≤ %≤520520518518Appearance changeNo bubbleWith the temperatureTensile strength MPa ≥ MPa ≥56810of 15 to 30 ,dipped in No.75 aviation oil for 5h,then taken out and laid for 5min.Thickness-increasing % %525525520520PliabilityNo Crackgasket at rilson com cn +86-0574-63276725