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Qingdao Qianshao Precision Instrument Co., Ltd.

Granite Block, V Block, Granite V Block manufacturer / supplier in China, offering High Precision Granite Vee Blocks, High Preciosn Electronic Level Meter with Bt, Precision Electronic Digital Level and so on.

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Supplier Homepage Product Granite Products High Precision Granite Vee Blocks

High Precision Granite Vee Blocks

FOB Price: US $200-1,000 / Pair
Min. Order: 1 Pair
Min. Order FOB Price
1 Pair US $200-1,000/ Pair
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Port: Qingdao, China
Production Capacity: 5000PCS/Year
Payment Terms: T/T

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Product Catalog
granite products
11 Products
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Basic Info
  • Model NO.: SW
  • Material: Granite
  • Range: 0~500mm
  • Precision: 0.001mm
  • Accuracy: A
  • Certification: JIS, DIN, GB, SGS, ISO
  • Brand Name: Qianshao
  • Precision Grade: 00
  • Transport Package: Wooden Case
  • Origin: Qingdao China
  • Type: V Block
  • Measurement Object: Outside Diameter
  • Resolution: 0.001mm
  • Measure Method: Manual
  • Precision Measuring Device: Precision Measuring Device
  • Customized: Customized
  • Color: Black
  • Trademark: Qianshao
  • Specification: SGS
  • HS Code: 9031900090
Product Description
High Precision Granite Vee Block
QIANSHAO is the leading manufacturer of Granite Surface Plates since 1979, providing high accuracy and quality products as below :
Product Speciality:
1. Made of high quality Natural Black Granite
2. High precision and high stability.
3. No rust and anticorrosion.
4. Non magnetization.
5. Good abrasion resistance.
Physical Property of Natural Black Granite:
Specific Gravity:         3.03 g/cm3
Shore Hardness:          > 70Hs-80Hs
Tensile strength:          211Kg/cm2
Compressive Strength:         245-254Mpa
Linear Expansion Coefficient: 4.61´10--6/°C
Elastic Modulus:                 30-50Gpa
Water Absorptivity:           ≤0.13%
Product Application:
1. Mainly used as detection position of precision axle parts , processing and testing of cylindrical products, calibrating the vertical and concentricity of products, is an important auxiliary tool in the measurement of the platform.
flatness of working surfaceparallelism between V slot and bottom surfaceparallelism between V slot and side surfacesymmetry between V slot & side surfacesquareness between V slot & end surfacessqureness between side surface & bottom surfaceheight difference of the V slot versus bottom surface with the pair of Vee blockoverall dimension(mm)weight/pair(kg)
precision grade(µm)
SW 40*90°12363651055364663×63×401.45
SW 63*90°1.5348488168848510100×100×503.7
SW 100*90°2448488168848510160×160×8013
SW 160*90°2.5551051010201010510612250×250×12053
High Precision Granite Vee Blocks
High Precision Granite Vee Blocks
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Mr. Allen Liu
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