In this paper, the benefits and deficiencies of substituting paraffin for butadiene sodiumrubber as the lubricants used in the production of cemented carbides are studied.
本文对用石蜡取代丁钠橡胶作硬质合金生产成形剂的优点及其不足进行了论述。
2
Technological experiments have shown that the binder is basically of the same application technology as that of butyl sodiumrubber. Therefore, it is easy to be spread to practical use.
工艺试验表明，该成形剂的应用工艺与丁钠橡胶工艺基本相同，因此便于推广应用。
3
The artifactitious process and mechanical properties of nature rubber (NR) and nitrile-butadiene rubber (NBR) using the fly-ash modified with sodium silicate as strengthening agent were studied.