Monday, November 17, 2008

Core Bits Cutting Life




COOLMAN CORE BITS TURBO TYPE SEGMENT ( SOFT BOND , FAST CUT )


PROJECT A : CAR PARK CONCRETE CORE AT BATU PAHAT , JOHOR (ABRASIVE)
DETAILS : GENERAL CONCRETE ( MORE SANDS ) WITH BRC STEEL REINFORCEMENT
CORE DIAMETER : 108MM / 4"
CORING LIFE : 4.7 METER


PROJECT B : CONCRETE SLAB AT IOI MALL , PUCHONG , SELANGOR
DETAILS : CURED CONCRETE WITH SOME SMALL REBAR INSIDE.
CORE DIAMETER :108MM / 4"
CORING LIFE : 10.6 METER / CORE DEPTH = 200MM /8"
TIME TAKEN : 23+ HOLE / PER DAYS FROM 9.30AM - 6PM
工程钻很明显的了解胎体是比较软的,采用的高等级金刚石使钻混凝土的时候非常锋利。
Turbo Segment 的工程钻比较不适合钻较软性的石材,消耗很快,只钻4.7米刀头就没有了。
但是,如果钻钢筋混凝土的话,此钻头是最佳选择。
弱点 :工程钻的钢管过长,导致启动钻机的时候,钻头摇晃的空间也较大。


DIMPLE BITS - FAST CUT




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