China Ittf Certificate Vinyl Sports Flooring Surface for Table Tennis, Find details and Price about China PVC Flooring, PVC Sports Flooring from Ittf Certificate Vinyl Sports Flooring Surface for Table Tennis
Inspectionn item | Technical requirementes | Results |
Appearance | It is uniform color and luster,without evident chromaic aberration and no crack and stractification | √ |
Hardness (shorea), HB | 60-75 | 70 |
Rebound, % | ≥8 | 11 |
Strength of extension Mpa | ≥2.0 | 3.2 |
Tensile yield | ≥100 | 152 |
Smoldering, class | 1 | 1 |
Thickness, mm | 5.0±0.5 | 5.1 |
Difference of thickness, mm | ≤0.5 | 0.3 |
Friction coefficient | ≤0.55-0.75 | 0.65 |
Vinyl chloride,mg/kg | ≤5 | Not detected |
Soluble hcavy Metal, mg/sqm | ≤20 cadmium | 0.78 |
≤20 plimbum | 0.39 | |
Volatile content,g/sqm | ≤75 | 7.6 |