China Orthophthalic Resin, Unsaturated Polyester Resin for FRP Boat, Find details about China Unsaturated Polyester Resin, Orthophthalic Resin from Orthophthalic Resin, Unsaturated Polyester Resin for FRP Boat
Item | Unit | Index | Test standard |
Appearance | -- | Transparent,light yellow | GB/T 8237.4.1.1 |
Viscosity | 25ºC,Pa.S | 0.25~0.45 | GB/T 7193.1 |
Gel time | 25ºC,min | 10.5~21.5 | GB/T 7193.6 |
Acid value | mgKOH/g | 19~27 | GB/T 2895 |
Non-volatile | % | 59~65 | GB/T 7193.3 |
item | Unit | Measured value | Test standard |
Barcol Hardness | -- | 46 | GB 3854-83 |
HDT | ºC | 57 | GB 1634-04 |
Elongation at break | % | 4.0 | GB/T 2568-95 |
water absorption | % | 0.1 | GB/T 1462-88 |