Vacuum Brazed Diamond Core Bit Dry Cut on Grinder Porcelains Granite manufacturers show you the correct operation method of diamond bit drilling

The manufacturer of Vacuum Brazed Diamond Core Bit Dry Cut on Grinder Porcelains Granite tells you that diamond drill bits are the most commonly used drill bits by drillers. For hard formations, sometimes diamond drill bits can only be used to drill.

Release Time:

2023-01-07 11:32

good price and quality Vacuum Brazed Diamond Core Bit Dry Cut on Grinder Porcelains Granite manufacturers
(1) Master the "five don't sweeps", that is, do not sweep holes with diamond drills, sweep residual cores, sweep off cores, sweep away blocks, and sweep probe rocks;
(2) Grasp the "three must mentions", that is, the drill must be raised when the drill is blocked and the light rotation is invalid, the core is blocked, and the drilling speed drops suddenly;
(3) During the drilling process, if the drill bit is found to be "slipping", it is not allowed to pressurize and force drilling blindly, or to drill dry instantaneously, and the drill should be lifted immediately;
(4) The manufacturer of Vacuum Brazed Diamond Core Bit Dry Cut on Grinder Porcelains Granite tells you that for vacuum drilling, the drill string should be straightened with a wire rope and then reversed. Then use the oil cylinder to lift the drilling tool a little away from the bottom of the hole, and then start it again, so as to prevent the drill bit from being damaged due to sudden rotation under heavy load;
(5) Before drilling, it is necessary to prepare the remaining ruler on the machine. During the drilling process, it is not allowed to lift the drilling tool from the bottom of the hole to lengthen the drill pipe;
(6) In complex formations, the drilling tool should not be lifted too fast, and flushing fluid should be pumped into the hole at any time to prevent the hole from collapsing due to the "sucking" effect;
(7) After the new drill bit is empty, it must be "initial grinding". The manufacturer of Vacuum Brazed Diamond Core Bit Dry Cut on Grinder Porcelains Granite tells you that its purpose is: to understand the rock formation adaptability of the drill bit;
The method is: start light pressure (about 1/3 of the normal pressure), slow rotation (about 100r/minz), and gradually increase to the normal speed after the footage is 0.2-0.3m. The first time should not be too long, lift the drill in time to observe the wear pattern of the drill bit;
(8) Insist on the following conditions of the drill bit, and no longer drill holes:
1. When the inner diameter of the surface-mounted drill bit is worn 0.2mm more than the nominal size; when the inner diameter of the impregnated drill bit is worn 0.4mm more than the nominal size.
2. A small number of diamonds are threshed, cracked or shredded in surface-mounted drill bits.
3. More than 1/3 of the diamond grains of the surface-mounted drill bit are exposed.
4. The impregnated drill bit is graphitized due to slight burning.
5. The drill bit is eccentrically worn or deformed.
6. The carcass is defective.
7. The size of the drill nozzle and the sink is too small.
8. The carcass is severely eroded.
9. The drill bit has been abnormally worn.
10. The cylinder body is deformed and the screw thread is damaged.
The above is the manufacturer of Vacuum Brazed Diamond Core Bit Dry Cut on Grinder Porcelains Granite took you to understand the correct operation method of diamond drill bit drilling, hope to help you.

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