granite plate

Detailed Product Description

granite plate performance:

1,Specification:100*100-3000*8000(mm)

2,Usage: it is applicable to vareious inspection and benchmark plans for accuracy measurement. It can be used as the measurement benchmark for machine tool inspection and to inspect the dimension accuracy or running difference with the function of performing percise lineation .It is an inevitable tool during machine manufacturing.

3,Material and processing :The material is high strength cast iron HT200-300 , and the rigidity of working face reaches HB170-240 , It goes through twice of man the product stable in accuracy and good in grinding resistance.

4,Accuracy , It is in accordance with the procedure of standard for measurement and inspection , which is divided into four levels of 0-3

granite plate specification:

 

Type(mm)	Precision Grade (μm)
	0	1	2	3
100*100	4	8	16
200*100	5	10	20
200*200	5	10	20
300*200	6	12	24
300*300	6	12	24
400*300	6	12	24
400*400	6	12	24
500*400	6	12	24
600*400	7	14	28
600*500	7	14	28
800*400	8	16	32	80
800*600	8	16	32	80
900*600	8	16	32	80