Ultra-High Precision Measuring Instruments

• V-blocks For Precision Measurement

  Precision granite V-blocks for accurate alignment and inspection. Non-magnetic, wear-resistant, and stable. Custom sizes available for industrial use.

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• Granite V-blocks For Aerospace

  High-precision granite V-blocks for inspection and alignment. Durable, non-magnetic, wear-resistant. Custom sizes available for industrial use.

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• Large Granite Surface Plate For Industrial Use

  Material: High-density granite (Black)
  Standard Sizes: From 400x400mm to 2000x4000mm
  Thickness Options: 100mm, 150mm, 200mm (custom available)
  Surface Finish: Fine-ground (Ra...

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• Laboratory Grade Granite Surface Plate Stable

  High Precision Granite Surface Plate – Grade AA, ISO/DIN Certified | unparalleled
  Premium Jinan black granite surface plate for metrology & CMM applications. Grade AA flatness (±0.003mm),...

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• 00/000 Grade Granite Surface Plates

  Custom sizes and load capacities
  Material upgrades for enhanced durability
  Adjustable insulation efficiency
  Optional accessories for specialized tasks
  

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• Stable Granite Surface Plates

  "ISO 9001 Stable Granite Surface Plates – 00/000 Grade, Non-Magnetic"
  "Jinan Green Granite Plate: Stable, Corrosion-Resistant"
  "Stable Granite Surface Plates – High Flatness,...

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• Granite Calibration Straight Edge

  Applications
  CNC Machine Bed and Rail Alignment
  Surface Plate Calibration
  CMM & Metrology Laboratory Measurement
  Mold Tooling Inspection
  Aerospace, Automotive, and...

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• Granite Straight Edge

  Attribute Detail
  Product Color：Pure Black / Black Grey
  Precision：Better than 1μm (Nano Lapping Technology)
  Warranty：1 Year
  Test Report：Provided
  Material Analysis...

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• Granite Measuring Straight Edge Grade 00

  Material: Natural Black Granite from China, India, or South Africa
  Density: ≈3070 kg/m³
  Precision: 1 μm or higher (Grade 00 & 0)
  Color: Pure Black
  Standard Compliance: DIN,...

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• CNC Machine Alignment Granite Straight Edge

  Material: High-density black granite (natural stone, non-magnetic, rust-proof)
  Precision Grade: Grade 00 & Grade 0 (according to GB/T or DIN standard)
  Accuracy Surfaces: Four precision...

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• High Precision CNC Mold Granite Straight Edge

  Available Specifications
  Length Range: 300 mm to 3000 mm
  Cross-section: Rectangular, T-type, or customer-defined
  Accuracy Grade: 00 / 0 / Custom
  Working Surfaces: 2-surface...

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• Granite Straight Edge for Machine Calibration

  Specifications:
  Material: Jinan Black Granite
  Flatness Tolerance: Up to 0.001mm
  Length Range: 300mm – 3000mm
  Precision Grades: 0, 00, or Custom
  Surfaces: 2-side or...

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