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Test items | Method standard | Results of testing | Remarks |
NRC | GBJ47-1983 | 0.95 | Rear Cavity:200cm Thickness:9mm Density:229kg/m³ |
NRC | GBJ47-1983 | 0.925 | Rear Cavity:100cm Thickness:9mm Density:229kg/m³ |
NRC | GBJ88-1985 | 0.70 | Rear Cavity:50cm Thickness:9mm Density:229kg/m³ |
NRC | GBJ88-1985 | 0.65 | Rear Cavity:50cm Thickness:5mm Density:229kg/m³ |





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