cast iron surface plate

cast iron surface plate Made according to standard DIN,rib type or case type.Material:HT200-250,working surface made by skiving,groove V/T/U shape and hole of long shape can be made at the surface of the plate. The surface plate is a plane standard equipment used for testing and drawing of work pieces on it.The surface plate shall be adjusted to horizontal position and loaded evenly on each pivot. Environmental temperature 20+/-5 degree C,and vibration shall be avoided when using. Specification (mm)Precision Grade (um)0123Fine Machining100x1004816200x10051020200x20051020300x20061224300x30061224400x30061224400x40061224500x40061224600x40071428600x50071428800x5008163280800x6008163280900x60081632801000x7501836901000x10002039961200x10002039961500x100024481202000x100026521292000x1500561402000x2000601522303000x10001682483000x15001742543000x20001842754000x20002193104000x30002403606000x3000308460