钢过

"Huanrui" Brand wheels series: precise machine-making, optical processing, laser processing, grinding, high temperature treatment, which are capable of accurate positioning, precise speeding, paper-feeding of high accuracy. The surface of our products, by azotizing and high temperature treatment, will not rust and can be used for long with the feature of prompt and accurate paper-feeding. The wheels can produce considerable friction with the surface of every kinds of paper, without holding paper or runing out or being slippery or breakage or aging, which also are not influenced by temperature, moisture or dust, and which are economical and practical, all of which ensure the customers' reassurance towards the problem of paper-feeding when choosing the products