Sell t granite square ruler

Quantity Order:

Origin:

China

Payment Method:

Telegraphic Transfer (T/T)

Quantity:

1000

Pack. & Delivery:

wooden box

Instructions For Granite square ruler
Granite square ruler

Using of granite square ruler
Square gauge include feet , angle plate and so on ( Special tool to 90 degrees) . Used to test the verticality of workpiece and equipment installing. Installation and scribing orientation of mechanical industry is an important measurement tools. It is characteristic of high accuracy, good stability, convenient in maintenance.
Material : Using " Jinan green" stone by hand-grinding machining made.
Merit  glossy black , structure of precision , homogeneous structure , high strength , hardness  good stablility, no rust, acid-proof alkali, good wearproof , magnetization-resisting and high durability .In general heavy load and high temperatures can maintain high precision.

Physical characteristics:
Specific gravity: 2970----3070kg/ ¡
Compressive strength: 245---254N/ ¡
Coefficient of linear expansion 4.6× 10^ 6
Water absorption 0.13%
Shore hardness more than Hs70

Standard: According to the national standard GB/ T6092-2004 manufacturing.
Dimension : ( We can make the products according to customer ' s design )

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