400mm Square Granite Gauge Block with 245-254kg/mm² Compression Strength for Industrial Inspection
Price:
Negotiable
MOQ:
5
Delivery Time:
10 work days
Brand:
Willing
Product Description
Black Granite Gauge Cube Box Square 400 mm
Product Overview
High-precision granite gauge block manufactured from close-grained granite with uniform color and texture, designed for industrial inspection applications requiring exceptional dimensional stability and accuracy.
Key Features
- Material hardness: 5.6 to 7 on Moh's scale
- Free from flaws, fissures, and soft mineral inclusions
- Conforms to GB117-2015 standard
- Available to DIN-876-1972, BS-817-1988, JIS-B-7513, and US Federal specification GGG-P-463-C upon request
- Optional metallic threaded inserts and T-slots available
- Plates with two or four ledges can be supplied
Technical Specifications
Density: 2970-3070 kg/m³
Compression Strength: 245-254 kg/mm²
Flexible Grinding Capacity: 1.27-1.47 N/mm²
Coefficient of Linear Expansion: 4.6×10⁻⁶/℃
Water Absorption: 0.13%
Shore Hardness: HS > 70
Available Precision Grades: 000, 00, 0, 1
Primary Application: Inspecting spare parts' parallelism and perpendicularity
Material Origin: China
Dimensional Accuracy Specifications
| Type (mm) | Squareness between adjacent measuring surfaces (μm) | Straightness of measuring surface (μm) | Parallelism between opposite measuring surfaces (μm) |
|---|---|---|---|
| 00 | 0 | 00 | 0 | 00 | 0 | |
| 160 × 160 | 2 | 4 | 0.8 | 1.7 | 2 | 4 |
| 200 × 200 | 2 | 4 | 0.9 | 1.8 | 2 | 4 |
| 250 × 250 | 2.2 | 4.5 | 1 | 2 | 2.2 | 4.5 |
| 300 × 300 | 2.6 | 5.2 | 1.1 | 2.3 | 2.6 | 5.5 |
| 400 × 400 | 3 | 6 | 1.3 | 2.6 | 3 | 6 |
| 500 × 500 | 3.5 | 7 | 1.5 | 3 | 3.5 | 7 |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Cangzhou Famous International Trading Co., Ltd
Location
No.703 Room, Yihe building Yunhe zone, Cangzhou City,China
Contact Person
Ada Yang