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| Categories | Granite Measuring Tools | 
|---|---|
| Brand Name: | Willing | 
| Model Number: | 400 mm | 
| Place of Origin: | China | 
| MOQ: | 5 | 
| Price: | Negotiable | 
| Payment Terms: | T/T, Western Union | 
| Supply Ability: | 100PC /30days | 
| Delivery Time: | 10 work days | 
| Packaging Details: | wooden | 
| Material: | black granite | 
| color: | Black | 
| application: | industry | 
| flatness: | 00grade | 
| Size: | 400 | 
| Weight: | 600 kgs | 
| Company Info. | 
| Cangzhou Famous International Trading Co., Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Salient Features :
Made from close-grained Granite having uniform color and texture
having hardness between 5.6 to 7 on Moh's scale, sound and free
from flaws fissures and large inclusions of softer minerals.
Made generally as per GB117-2015. Also available on request
conforming to DIN-876-1972, BS-817-1988, JIS -B-7513 and US Federal
specification GGG-P-463-C.
metallic threaded inserts, metallic T-slots, Plates with two or
four ledges also can be supplied against specific request at extra
cost.
Square Block
Parameters
Proportion:2970-3070kg/m3
Compression strength:245-254kg/mm2
Flexible grinding capacity:1.27-1.47N/mm2
Coefficient of linear expansion:4.6×1-6℃
Water absorption 0.13%
Shore hardness HS: more than 70.
Precision has 000. 00, 0, 1 grade.
Usage: Inspecting the spare parts' parallelism & perpendicularity
Material: Granite
Origin: China
| Type (mm) | Squareness between adjacent measuring surfaces | Straightness of measuring surface | Parallelism between Opposite measuring surfaces | |||
| Precision grade (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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