1. Sealing material volumes complement signed and sealed after, there will be no more changes.

2. The formulations for nitrile rubber sealing material modified with pasted poly vinyl chloride resin by grafting process at high temperature were designed.

3. American 1500 EN graphite packing is chosen as sealing material for shaft end.

4. Organic sealing material is a synthetic organic resin binder, adding fire - retardant fillers made by rolling.

5. Sealing Material : O - shape or U - shape seal ring; butadiene acrylonitrile rubber, fluorine rubber.

6. Filled Teflon can be used as tabbing rings, piston rings, bearing material and sealing material.

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7. The application of the late-model not-asbestos pad in chemical factory has ho studied in this paper. We believe that the sealing material may be used extensively.

8. Formula is an important impacting factor of the asbestos - free latex sealing material in performance.

9. In order to change this situation, research was carried out to improve the structure of leading cable head and the sealing material.

10. The results show that the Aramid fiber pretreated by RFL latex reinforced sealing material is perfect.

11. Flexible Graphite is the international rise of the 1970 s a new sealing material.

12. Selection Designed to be wrong, Seals low pressure or sealing material as shrinkage of the larger.

13. The material of pump is 316 L, 316, 304, and sealing material is PTFE or polymer.

14. The performance of Polytetrafluoroethylene ( PTFE ) is good and is applied intensively on sealing material at present.

15. Antifreeze characteristic is an important performance index for joint sealing material, this study investigated the antifreeze characteristic of a new joint sealing material used in concrete canal.