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Home > Products > Granite Measuring Meter > Granite Straight Ruler
Granite Straight Ruler
Product Name:Granite Straight Ruler
Views:1615
Product Description
Granite Straight Ruler
1. Material: Jinan Black
2. Features: High-Precision, no rust, acid and alkali-resistant, no magnetized, no deform, good abrasion resistance etc.
3. Applicable area: The granite straight ruler is mainly used to test the flatness and straightness of machine tool workbench, guide rail and precision workbench etc.
4. Main parameter:

Specification(mm)
Straightness or flatness of working surface Parallelism between working surface
Precision Grade(μm)
00 0 00 0
500×100×40 1.6 2.6 2.4 3.9
750×100×40 2.1 3.5 3.2 5.3
1000×120×40 3.0 5.0 4.5 7.5
1500×150×60 4.4 7.4 6.6 11.1
2000×200×80 5.4 10.0 8.1 13.5
3000×200×80 8 16 12 24

  We can produce with your special request.