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风动409系列产品是瑞典阿特拉斯·科普柯公司总结20多年来国内外风动钻车的经验,并根据国际市场上的广泛需求,从1984年开始研制出来的新产品,它已取代了300系列、600系列和700系列风动钻车。 400系列风动钻车是由两种类型钻车组成的。ROC400A、ROC401A和ROC402A等钻车是配用独立回转式风动凿岩机,钻孔直径35～115毫米;ROC403A、ROC404A和ROC405A钻车是配用高压风动潜孔冲击器,钻孔直径为85～140毫米。由于钻车部件系列化工作
The Series 409 is a new product developed by Atlas Copco Sweden since 1984 when it summarizes the experience of both domestic and international windmills over the past 20 years and according to the extensive demand in the international market. 300 series, 600 series and 700 series pneumatic drilling vehicles. The 400 Series Pneumatic Drilling Rig consists of two types of rigs. ROC400A, ROC401A and ROC402A drilling rig is equipped with independent rotary pneumatic drilling rig, drilling diameter 35 ~ 115 mm; ROC403A, ROC404A and ROC405A drilling rig is equipped with high pressure pneumatic downhole impactor drilling diameter of 85 ~ 140 mm. Due to the series of drilling parts work