Since it is still an "unusual period", personal health protection must be strengthened in densely populated areas such as high-speed rail, subway, and public transportation.Every day TV broadcasts are telling us, we must pay attention to personal protection can not be careless at home, even more cau......

According to different abrasive materials, bond materials and manufacturing processes, each type of grinding wheel has a certain scope of application. Improper selection will directly affect machining accuracy, surface roughness and production efficiency. Therefore, the grinding wheel must be select......

There are many varieties of nylon wire brushes for electric sweepers. The concept of the wire brush includes the wire brush of the strip brush, the wire brush in the shape of a brush roller, and the wire brush of the plate brush. The characteristics of steel wire brushes extend the shortcomings of n......

Many people think that the grinding wheel and the cutting blade are a product, and the effect is the same, but it is not the case. There is an essential difference between the two.

1.Cold pressing process: The binder used in the cutting wheel includes moisturizing agent and powdered resin. Generally used as moisturizing agent are liquid phenolic resin, furfural, furfuryl alcohol, cresol, etc. Liquid phenolic resin is mostly used.

While holding the sleeves of the protective safety suit conjoined hat with your left and right hands, stretch your toes and stretch your legs into the trouser legs of the protective safety suit.