Cast iron square foot: the level of foot, square foot of bridge type, angle, flat feet, testing flat-foot, triangular square foot, cast iron foot rectangular. 

 Bridge type flat feet JB/T7977-99 standard manufacturing, material HT250, face scraping process, is used to measure the workpiece straightness and flatness measuring, temperature (20 ± 5) ℃. For Machine Tool, Workbench accuracy check, the geometric precision of measurement, the measurement of precision components, scraping and processing technology, is the benchmark of precision measurement. 
 Bridge type flat feet easy to custody, hanging flat can be, not because of the long-term flat affect its straightness and parallelism. China are machinery is excellent machinery manufacturer, welcome to the small, medium and large enterprise manufacturers to come to counseling, I will provide your site to display the strength of our company. The company in recent years to repair all types of machine: cars, milling, planing, grinding, boring machine and other home users. Professional handling of machine tool guide, the scene with a spatula, high precision, wear-resistant, low cost and shorter repair times.