Test item Unit Test method Actual number
Tensile kpa GB/T 528-1998 200-250
Elongation % / 200-300
Density kg/m3 GB/T 533-1991(0.1±0.05) 150-190
25% compression degree of hardness kpa SAEJ18 25-28
Water-absorptivity % SAEJ18 0.5
Bears the ozone aging experiment / GB/T 7762-2003 Qualified
Hardness Hc.. / 7
Test result Qualified
The information about product-related for reference only,but not about parameters of finished products !