Application | In line with the requirements of the European Union environmental protection butadiene rubber, used for automotive, drilling, engineering hydraulic hose in the rubber layer, the inner layer, textile rubber appearance, printing rubber,fitness material and translucent business material protection control materials and other insulation foaming materials, oil tank lining, oil resistant seal and miscellany. |
Analysis Item | Quality Iandex | Test Results | Experiment method | |
Superior product | Qualified product | |||
Volatile matter, % (mass fraction) | ≤0.50 | ≤0.70 | 0.18 | GB/T 24131.1-2018 Hot roller method B2 |
Ash content, % (mass fraction) | ≤0.75 | ≤0.75 | 0.71 | GB/T 4498.1-2013 A |
Bound acrylonitrile, % (mass fraction) | 32.5~34.5 | 31.5~34.5 | 34.4 | SH/T 1157.2-2015, Method A |
Mooney viscosity, ML (1+4) 100°C | 50~60 | 50~60 | 55 | GB/T 15340-2008 Over Roll Method GB/T1232.1 |
300% modulus stress (145℃, 50min type 1 sample, speed 500mm/min), MPa | 10.6~14.6 | 10.3~14.9 | 12.7 | GB/T 34685-2017 ASTM IRB No 8 carbon black GB/T 528-2009 Type I cutter |
Tensile strength (145°C, 50min type I sample, speed 500mm/min), MPa | ≥25 | ≥24 | 30.4 | |
Elongation at break (145°C, 50min Type I sample, speed 500mm/min), % | ≥470 | ≥440 | 595 |
Application | In line with the requirements of the European Union environmental protection butadiene rubber, used for automotive, drilling, engineering hydraulic hose in the rubber layer, the inner layer, textile rubber appearance, printing rubber,fitness material and translucent business material protection control materials and other insulation foaming materials, oil tank lining, oil resistant seal and miscellany. |
Analysis Item | Quality Iandex | Test Results | Experiment method | |
Superior product | Qualified product | |||
Volatile matter, % (mass fraction) | ≤0.50 | ≤0.70 | 0.18 | GB/T 24131.1-2018 Hot roller method B2 |
Ash content, % (mass fraction) | ≤0.75 | ≤0.75 | 0.71 | GB/T 4498.1-2013 A |
Bound acrylonitrile, % (mass fraction) | 32.5~34.5 | 31.5~34.5 | 34.4 | SH/T 1157.2-2015, Method A |
Mooney viscosity, ML (1+4) 100°C | 50~60 | 50~60 | 55 | GB/T 15340-2008 Over Roll Method GB/T1232.1 |
300% modulus stress (145℃, 50min type 1 sample, speed 500mm/min), MPa | 10.6~14.6 | 10.3~14.9 | 12.7 | GB/T 34685-2017 ASTM IRB No 8 carbon black GB/T 528-2009 Type I cutter |
Tensile strength (145°C, 50min type I sample, speed 500mm/min), MPa | ≥25 | ≥24 | 30.4 | |
Elongation at break (145°C, 50min Type I sample, speed 500mm/min), % | ≥470 | ≥440 | 595 |