| 配方类型： |
MISCELLANEOUS |
| 配方说明： |
Compressible Packing (U.S. Patent 2,698,269) |
| 配方组成： |
Sulfur/0.5
High-blown Petroleum Asphalt/30.0
Polyisobutylene (M.W. 60,000)/10.0
Microcrystalline Wax/30.0
Polyisobutylene (M.W. 8,000-20,000)/29.5 |
| 配制方法： |
A preformed suitable rope is treated with the melted composition. |
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