Stress Relieved Hand Scraped Surface.

Made Generally as per IS: 5268-1991. Made from good quality close grained with high Density Alloyed Cast Iron Castings Conforming to Grade FG-220 of IS:210.

Length in mm Min. Width in mm Provided Accuracy in µm Accuracy as per IS in µm (Grade 0) Accuracy as per IS in µm (Grade 1)
300 30 3 2 3
500 35 4 3 5
800 40 5 3 6
1000 45 7 5 10
1600 55 9 6 12
2000 65 12 10 20
3000 90 18 15 30