1000 × 630 × 100 mm Granite Surface Plate Calibration

There are four grades of surface plates. Laboratory grade AA and A, Room Inspection Grade B, and the fourth is Workshop Grade. Grade’s AA and A are the flattest with a flatness tolerances better than 0.00001 in for a Grade AA plate. Workshop Grades being the least flat and as the name suggests, they are intended for use in tool rooms. Where as Grade AA, Grade A and Grade B are intended for use in an inspection or quality control lab.

Our granite surface plate refers to the advanced standards of the leading countries, and its flatness tolerance is in accordance with the JB/T 7975-1999 Surface Plate:

Grade 000 =1x(1+d/1000)/μm

Grade 00 =2x(1+d/1000)/μm

Grade 0 =4x(1+d/1000)/μm

Grade 1 =8x(1+d/1000)/μm

(d is the length of the diagonal)

Willing Measuring Tools Co. Ltd was established in 2000, which is one of the earliest factories specializing in making all kinds of precise measuring tools. After more than 10 years of continuous innovation and development, the factory has formed an entity system with a certain scale of productivity. We are at the domestic advanced level, especially in terms of innovation ability, technical strength and production experience, etc.

The company mainly produces all kinds of measuring tools, each product produced by our company is in line with the requirements of the relevant industries in the country. Our company also has independent laboratories, and has imported a large number of advanced production equipments. With good management model and a advanced production system, the quality of the machines and the delivery time has been well guaranteed. Because of this, the company's brand is increasingly accepted by customers at home and abroad. We also make OEM production for many domestic and foreign brands.

The company has always implemented: "the same quality, lower prices; the same price, higher-quality" business philosophy, and always take the principle of "integrity, struggle, hard work" as a development objective and "customer satisfaction " as our final goal. We are willing to go forward with all the friends hand in hand. Warmly welcome domestic and foreign customers to visit our company for guidance. All employees of Willing Measuring Tools Co., Ltd. are looking forward to cooperate with you sincerely.