| Grade | Mooney Viscosity [ ML 1+4, 100°C ] |
Crystallization Rate |
Other Characteristics |
| WK | 42 - 51 | Medium | Better mold release version of W with good millability |
| WXJK | 42 - 51 | Very Slow | Improved mold release version of WXJ with good millability |
| SND35 | 63 - 73 | Extremely Slow | More excellent low temperature properties of WRT with improved mold release for injection molding goods |
| SND38 | 58 - 68 | Very Slow | Low viscosity version of SND-35 with better flowabillity |
| SND43 | 78 - 88 | Extremely Slow | Higher viscosity version of SND-35 with less shrinkage |
| SND45 | 60 - 73 | Extremely Slow | More excellent low temperature and improved brittleness temperature version of WRT with improved mold release for injection molding goods |