Dongyang greenstone Whetstone Whetstone factory to introduce you to use the steps: 1. Please soaked in water for 30 minutes before use when sharpening mill plus better! 2, use, swing stone surface will appear sludge, this material is conducive to grind, do not wipe; 3, after use, save ultra-fine grinding stone in the dark, dank corner, away from direct sunlight, oh Dongyang greenstone Whetstone professional manufacturers, high quality ultra-fine grinding stone wholesalers, manufacturers and technology skills, you are welcome to inquire! Beryl honing Whetstone Whetstone teach you how to select: Concentration: Only diamond and cubic boron nitride abrasive abrasive for only a specified concentration. It refers to the volume of 1cm3 containing diamond or cubic boron nitride abrasive weight (ct). Whetstone concentration used was 150% (6.6 kt /cm3),100%(4.4 /cm3),75%(3.3 carat carat / cm3), and 50% (2.2 kt / cm3) four. It is also, and workpiece material hardness and abrasive particle size is related to the high hardness of the workpiece material and coarse grit size, also choose a high concentration; otherwise imported ultra-fine grinding stone, we chose a low concentration. Dongyang jade stone factory specializing in sales of honing oil stone, a variety of specifications to meet your choose ultra-fine grinding stone manufacturers, strict production process to ensure quality, honing oil stone to more precision, high efficiency new and old customers! Ultra-fine grinding stone wholesaler | beryl stone plant quality and reliable | Hunan ultra-fine grinding stone provided by the town of Dongyang Qianxiang beryl stone factory. Qianxiang Town, Dongyang beryl stone factory (www.322124.com) Zhejiang Jinhua, Abrasives leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . In greenstone Whetstone plant leadership with the staff warmly welcome all inquiries negotiations to create jade stone factory a better future.