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Germany S.U.G Rock Drilling Co.,LtdChinaWeb Page Link: http://www.toboc.com/germanysugrockdrillingcoltd
1. Various face design of the DTH Hammer Bits:A. Flat face bits: This kind of face shape is suitable for hard to very hard and abrasive rock formations in application with high air pressure. Good penetration rates resist steel wash.B. Drop center bits: For high penetration rates in soft to medium hard fissured rock formation. Low to medium air pressure. Maxmium hole deviation control.C. Concave face bits: The all-round application bit face specially for medium and homogenerous rock formations. Good hole deviation control and good flushing capacity.D. Convex face bits: For high penetration rates in soft to medium-hard with low to medium air pressure. It is the most resistance to steel wash and may reduce the load and wear on the gauge buttons, but poor hole deviation control.E. Double gauge face: This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressure and good resistance to steel wash step gauge bit.
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Germany S.U.G Rock Drilling Co.,Ltd