installing cast iron surface plate

generally, not larger than 3000*8000mm,when larger than this value, joint to use.

It is produced according to the JB/7974-99 standard and made in gusset plat type and box type. The working surface is rectangle and the material is HT200.It adopts scraping technology. V-shape, T-shape and U-shape groove, round and slot hole could be processed on the surface. The surface plate is the basic measuring tool for workpiece inspection or lineate surface. When install the surface plate, adjust it in level, the load on every support point should be uniform. Avoid shock when use it in the environment temperature of 20±5°C

specification (mm)	Accuracy class(um)
	Class 0	class1	class2	class3
1000×1000	10	20	39	96
1200×1000		20	39	96
1500×1000		24	48	120
1500×1500		25	50	125
2000×1000		26	52	129
2000×1500			56	140
2000×2000			60	152
3000×1000				168
3000×1500				174
3000×2000				184
3000×3000				210
4000×1000				210
4000×1500				210
4000×2000				219
4000×3000				240
5000×1500				249
5000×2000				255
5000×3000				287
6000×2000				293
6000×3000				308
8000×2000				370
8000×3000				382

installing cast iron surface plate