Marble platform precision reference the American National Standard, flatness tolerance according to: GB4987-85 Standard: 000 = 1 × (1 + d / 1000) um marble platform Dachang series (8) 00 = 2 × (1 + d / 1000) um0 level = 4 × (1 + d / 1000) um1 level = 8 × (1 + d / 1000) um (d diagonal mm) (measured temperature is generally 21 ± 2 ℃) marble platform operations: 1, before use marble platform debugging level; 2, with sticky cotton alcohol wipe board; 3, will be measuring the workpiece and the associated measuring instrument placed on a marble platform after 5 to 10 minutes until the temperature adaptation can be measured ; 4, after the measurement is complete, wipe clean the board and close the shield. Wholesale marble platform. Marble platform Note: 1, Do not strike, collision marble platform; 2, do not place other items on the marble platform; 3, move the marble platform position, re-commissioning the levelness; 4, to select Keep the marble platform low noise, low dust, no vibration, temperature stable environment .. Grade marble platform marble platform Xiangyu Hardware Machinery Factory _ _ Shaoguan marble platform provided by Shenzhen Songgang Xiangyu Hardware Machinery Firm. Shenzhen Songgang Xiangyu Hardware Machinery Firm (www.xywj1818.wjw.cn) (www.xywj1818.wjw.cn/) located in Bao'an District Songgang Township Sha Po Industrial District, Shenzhen. Scraps and development in the wave of market economy, the current Xiangyu Hardware Machinery has a high profile in the inventory, equipment and industrial supplies, and enjoy a good reputation. Xiangyu Hardware Machinery acquired the whole network business alliance certification, marking our service and management level has reached a new height. Xiangyu Hardware Machinery staff willing to work with all people of insight and common development, for a better future.