The Specification |
|
Material |
Granite |
Standard |
JB/T10027-99 |
Size |
160x160-500x500mm or customize
|
Hardness of the working surface |
HB70 |
Precision grade |
00-0 |
Surface treatment |
Ground finish |
Packaging |
Plywood box |
Technical specification of granite square rule:
Specification(mm) |
Verticality of two adjacent sides |
Linearity of measuring surface |
Parallelism of opposite measuring surface |
|||||
Precision grade (um) |
||||||||
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 |
||
315×315 |
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 |
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it needs about 5-10 days if we have the products in stock, and it is about 15-40 days if order production.
Q: Do you provide samples? Is the sample free or paid?
A: Yes, we’d like to offer the sample free of charges for your to check, and you pay the Express charges.
Botou Hengfeng Measuring Tools Co., Ltd was founded in June 1978, and we restructed in January 2010. With years of experiences, and we always put quality in the first place. We are a renowned manufacturer, exporter and distributor of various surface plates and measuring tools in North of China, for example cast iron surface plate, cast iron surface plate for CMM, 3D welding table, granite surface plate and measuring tools, cast iron T-slot floor ground rail, cast iron angle plate, cast iron V-block, cast iron square box and tube, machinery casting, cast iron surface plate accessory, etc. They are widely used in machinery manufacture, shipbuilding, aerospace industry, automobiles manufacturing, high-speed rail, wind power structure, electric motor, engines manufacturer and so on.
Our experience and diligence have helped us set up business relationship with customers in different districts and countries. “What we sale is quality, quality is our life”. We’ll try our best to repay you with good quality, competitive price and better service; to repay the society with green, lower cost and eco-friendly foundry corporation. This is HENGFENG, State of Cast Iron Surface Plate.