How to make holes in the daily use of color steel plate?

1, the hardness of the processing material --- determine the size of the drill point: cast iron with 135 ° -140 °; aluminum alloy 120 ° or so;
2, drilling depth - to determine the drill bit guide edge and drilling parameters: shallow ordinary drill, a set of parameters, if the length-diameter ratio of more than 10 deep hole, it is necessary to choose the inner edge of the cutting edge cooling drill, and first Slowly and quickly step by step, with two sets of parameters, when drilling another through hole, then lower the parameter when running through;
3. The radial runout of the drill bit is controlled within 0.03.
Color plate is color coated steel plate, which is a kind of steel plate with organic coating. Color steel plate is divided into single board, color steel composite board, floor board, etc., with light weight, thermal insulation, high strength, bright color, flexible and quick installation. Color steel plates are widely used in large-scale public buildings, public factories, movable board houses, integrated house walls and roofs.
Tianjin Caigang | Tianjin Color Steel Plate Manufacturer | Inner Mongolia Color Steel

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