Diamond saw blade selection

1, see how the diamond cutting tools, the blade in order to reduce the cost of poor quality, a decrease of the ways to reduce the cost of diamond content, consumer use, not only the cutting does not move, and consume too fast.
2, look at the color of head, cubic boron nitride should be silvery white, natural color with iron, inferior blade because it contains a lot of impurities, so dark.
3, cutting feel, first Abrasive grinding sheet in the case, it should be cut smoothly, (wrong film, feed too fast, leading to burning, except the blade)
4, using a low-quality diamond blade, diamond and diamond difference is that the abrasive wear resistance, the production of a diamond saw blade, quite durable.