MDI environmentally friendly prepolymer: MDI type polyurethane prepolymer has less harm to human health in the operating and processing environment, is safer, and has more outstanding performance. Its disadvantages are high chemical activity, easy moisture absorption and deterioration, and the products produced have risks such as foaming and cracking, which affect stability.
Name of product | NCO% | Hardness | Curing agent | Gel time | Characteristics/Applications) |
| XCPU-M465 | 6.5 | 90A | 1.4-BG | 12min | Waterproof, wear-resistant/casters, mechanical parts |
| XCPU-E450 | 5.0 | 80A | 1.4-BG | 18min | Wear resistant/sealing ring |
| XCPU-P435 | 3.5 | 87A | MOCA | 5min | Water resistant, low temperature resistant/mechanical parts |
| XCPU-P490 | 9.0 | 90A | 1.4-BG | 8min | Waterproof, low temperature resistant/plate rod, sealing diagram |
| XCPU-M490 | 9.0 | 98A | 1.4-BG | 7min | Water resistant, low temperature resistant/rubber wheels, mechanical parts |
| XCPU-L490 | 9.0 | 97A | 1.4-BG | 8min | Wear resistant, high temperature resistant/roller |
| XCPU-E475 | 7.5 | 95A | 1.4-BG | 8min | Oil resistant, wear-resistant/sieve plate, sealing ring |
