Whetstone is made of special material. As long as the knife sharpener on, only a few seconds to put any sharp knives sharpened, and then blunt knife (not open knife blade) is not more than half a minute to finish grinding. Have to rely on past blunt kitchen knife sharpening shop, grinding time to spend every 1 to 2 yuan. Dongyang jade stone factory specializing in sales of honing oil stone rectangular stone procurement, a variety of specifications to meet your choice, strict production process to ensure the quality of the rectangular stone, honing stone more oil with high precision, high efficiency new and old customers praise! Resin abrasive characteristics: low temperature curing resin abrasive production cycle is short, simple and beneficial to specialized production equipment. The disadvantage is that: (1) resin abrasive alkali resistance, water resistance is poor, easy to aging. Generally effective storage period is one year. So, not long-term storage. (2) heat-resistant resin abrasive low, rectangular stone grinding machining factory, wear large, suitable for grinding forming stereotypes. (3) resin abrasive low porosity rectangular stone wholesale prices, processing scented, should pay attention to environmental problems. Dongyang greenstone Whetstone professional manufacturers, quality, manufacturing technology skills, you are welcome to inquire! Reliable rectangular Whetstone Whetstone factory wholesale price _ greenstone quality (certified) _ Sichuan rectangular stone by stone greenstone Qianxiang Town, Dongyang City plant. 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.