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气动400型系列产品是瑞典AtlasCopco公司总结20多年来国内外气动钻车的正反两方面的经验,并针对国际市场上的需要,从1984年开始研制出来的新系列产品。现在,它已取代了该公司过去生产的ROC301、302、601和701等气动钻车。气动400型系列产品由两大类组成:ROC400A、401A和402A型产品是配用独立回转凿岩机,钻凿炮孔直径为35~115mm;ROC403A、404A和405A型产品是配用高压气动潜孔冲击器,钻孔直径为85~140mm。由于该公司的组部件系列工作具有雄厚
Pneumatic 400 series products are Sweden AtlasCopco company summary of more than 20 years of both domestic and international pneumatic drilling car both positive and negative experience, and for the needs of the international market, starting from 1984 to develop a new series of products. It has now replaced pneumatic drilling rigs such as the ROC301, 302, 601 and 701 the company produced in the past. Pneumatic 400 series products are composed of two major categories: ROC400A, 401A and 402A products are equipped with independent rotary rock drill, drilling diameter of 35 ~ 115mm; ROC403A, 404A and 405A products are equipped with high-pressure pneumatic downhole impact Device, drilling diameter of 85 ~ 140mm. Due to the company’s group of components work well