Sharpening Chisels: High Speed vs Low Speed Grinders
Aug 03,  · Rikon makes two 8" slow speed 8 Inch Slow Speed Bench Grinder Reviews Guide grinders, one with a 1/2hp motor, and one with 1hp. I bought the 1hp version specifically to grind HSS tool blanks for my lathe and have been using it with the white 60 and grit Slow Speed Grinder Reviews Application wheels it came with. When the wheels wear out I've been looking at replacing with a set of CBN wheels which should outlast me. However, for sharpening blades, a low-speed grinder running at 1, rpm is a much better choice. A lower speed reduces the chance of the edge of your Slow Speed Bench Grinder Reviews Malaysia tool overheating. Slow Speed Bench Grinders. Slow speed grinders do still generate heat, but it happens at a more controllable pace that is ideal for work on delicate metals. It makes for fast sharpening, which means I can get back to my lathe turning quickly. When it comes to sharpening chisels, as opposed to shaping, a metal edge, a low rpm grinder offers a lot of advantages. There are uses for high speed grinders too, but it’s very important to understand the applications and differences between each machine.

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