Product Description
Granite Square Ruler
Product Speciality:
Physical Property of Jinan Black Granite:
S.G: 2970-3070kgs/m 3
Compressive strength: 245-254N/mm 2
Elastic modulus: 1.27-1.47N/mm 2
Lindar expansion coefficient: 4.61 × 10 -6 /°C
Water absorptivity: <0.13%
Shore scleroscope hardness: more than Hs70
Place of Origin:Hebei
Warranty:1 year
Customized support:OEM
Brand Name:Storan
Model Number:1003
Product name:marble square ruler
Material:Granite or marble
Size:200-1000mm
Color:black
Package:plywood box
Hardness:HS70
Working Surface:20±5℃
Port:tianjin
Packaging Details:plywood box
Supply Ability:1200 Piece/ day
Product Parameter
Typemm) |
Squareness between measuring surface and datum surface |
Flatness and straightness of measuring surface |
Flatness and straightness of datumsurface |
|||
Precision Grade (μm) |
||||||
00 |
0 |
00 |
0 |
00 |
0 |
|
200*200*50 |
2 |
4 |
1 |
1 |
1 |
1 |
300*300*50 |
2 |
4 |
1 |
2 |
1 |
1 |
400*400*50 |
2.5 |
5 |
1 |
2 |
1 |
2 |
500*500*50 |
3.5 |
7 |
1 |
2.5 |
1 |
2 |
600*600*60 |
4.5 |
9 |
1.5 |
3 |
1 |
2.5 |
800*800*70 |
6 |
12 |
2.5 |
5 |
1.5 |
5 |
Product Detail Drawing
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