Welcome your inquiry for special specifications
Not afraid of acid
High quality and more popular
Competitive price
Port: SHANGHAI
Minimum Order Quantity: 1 Set/Sets
Supply Ability: 500 Ton/Tons per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: WOODEN CASE
Delivery Detail: 30-100days according to quantity
Granite Parallels Measuring Tool
Welcome your inquiry for special specifications.
Rock by long-term natural aging, organizational structure, uniform, linear expansion coefficient is very small, the internal stress completely disappeared, no deformation, so the accuracy is high.
Rigid, high hardness, wear resistance.
Not afraid of acid and alkaline liquid material erosion, and will not rust, do not need oiling, not easy to stick dust, easy maintenance and maintenance, long service life.
Will not scratch, without a constant temperature to prevent ,temperature measurement accuracy can be maintained at room temperature
Not magnetized,measurements can move smoothly,no zhise sense,not by wet impact,plane said will be a good.
Precision:according to the national standards measurement examination regulations execution:
Type(mm) | Flatness of working surface & parallelism of opposite surface | Squareness between working surfaces | Tolerance of H,W between a matched pair | |||
Precision Grade (µm) | ||||||
00 | 0 | 00 | 0 | 00 | 0 | |
160×25×16 | 1.5 | 3 | 20 | 40 | 1.5 | 3 |
250×40×25 | 2 | 4 | 30 | 60 | 2 | 4 |
400×63×40 | 4 | 8 | 40 | 80 | 4 | 8 |
630×100×63 | 6 | 12 | 50 | 100 | 6 | 12 |