Stainless steel No. 304 steel openings can be used with an ordinary hole opener.

Because the tool head of the stainless steel hole opener is carbide, although the hardness is very high, it is also very brittle. Therefore, when opening the hole, the feed should be stable, the feed amount should not be too large, especially when it is about to be cut through, the feed should be slower, the speed should be slow, the workpiece should be pressed, do not let the workpiece beat, and add some vinegar, the cutting will be very light, but also can extend the service life of the hole opener.

Stainless steel opener how to grind just durable?

For coarse grinding, use angular phase grinder to install fine grinding pieces (100 grains), and for fine grinding, use oil stone to sharpen the cutting edge.

Alloy hole opener is divided into many kinds, now on the market points (ordinary) specially open thin iron sheet, (practical type) specially open thin stainless steel, (mid-range type) specially open stainless steel, (high-grade type) specially open stainless steel (steel plate thickness can reach more than 2CM). High speed steel orifices are used in much the same way as alloy orifices. The difference is that the alloy hole opener is suitable for steel plate. High speed steel hole opener suitable for steel pipe.

Alloy hole opener can open stainless steel, 20mm iron sheet and a variety of steel, hardness is larger.

Bimetal hole opener is made of professional electron beam welding, and then after vacuum quenching, its teeth are sharp and durable, cutting edge is not easy to fall off, high stability. It is widely used in industrial cast steel, castings, automotive aluminum, engineering pipeline opening, iron plate opening, furniture wood opening, galvanized pipe, fire pipe, plastic, wood, gypsum board and other opening. The most common is the customer bought to open the iron plate.