Cylindrical gear right angle gear to rotate in both directions, both sides of the teeth by the tooth profile shape of the same, opposite direction involute spur gear sales surface composition, its parts name and symbol: addendum circle, the tooth root round, alveolar, tooth thickness, pitch, modulus m, indexing round d, addendum and the tooth root, headspace. You need to contact us directly spur gear, waiting for your call, for your dedicated service. Center distance measuring method: When the gear tooth tip deformation, badly worn, rolling, etc. where professional spur gears, the above two methods can not measure the spur gear company, then we may require customers to provide a center distance of two mating gears A and two gear teeth, which is easy to do, and then calculated as modulus or diametral pitch: m = 2 * A / Z1 + Z2 Dp = 25.4 * (Z1 + Z2) / 2 * A spur gear manufacturers, Fuyuan gear industry leader, Heze spur gear provided by Luoyang Fuyuan Machinery Limited. Luoyang Fuyuan Gear Machinery Co., Ltd. (www.lyfycl.com) is a leader in Luoyang, Henan Province, gear over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Fuyuan gear in leadership with the staff warmly welcome all inquiries negotiations to create a better future Fuyuan gear.