Abrasives granularity: Granularity refers to the size of the abrasive particle size. Grit and powder particle into two categories. For the particle size is large cylindrical abrasive grinding wheel to 40μm Whetstone wholesale, called grit. Graded by screening the best Whetstone, grit abrasive mesh with several perforations per inch length by inside to represent. # 60 abrasive grains such as represented exactly by a size mesh 60 perforations per inch. For abrasive particle size less than 40μm, called soot. Grading by microscopic measurements, particle number represents the number of W and later, after the actual size of the value of its representatives W Powder. Such as W20 represents the actual size of the fine powder was 20μm. Dongyang greenstone Whetstone professional manufacturers, quality, manufacturing technology skills, you are welcome to inquire! Hardness of the dynamic elastic modulus of the abrasive has a corresponding relationship, which is conducive to the use of audio measurement abrasive method to represent the dynamic elastic modulus abrasive hardness. In grinding Whetstone supply high if they are grinding the workpiece material hardness, generally used in low hardness abrasive; on the contrary, the use of high hardness abrasive. Dongyang greenstone Whetstone professional manufacturers, quality, manufacturing technology skills, you are welcome to inquire! The best Whetstone, Hunan Whetstone, jade stone factory class quality provided by the town of Dongyang Qianxiang beryl stone factory. Qianxiang Town, Dongyang beryl stone factory (www.322124.com) strong, credible, Zhejiang Jinhua Abrasives industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead greenstone Whetstone factory and you hand into the brilliant, for a better future!