milling machine lathe bematerial :high-strength cast iron HT200--300, the product has steadiness in precision, good material

usage:apply to all kinds of test work,and the reference plane used to measure of precision
1) materials and processing: materials for high-strength cast iron(special specification according to the demand side drawing production.)
 2) Application: Suitable for all kinds of inspection, precision measurement reference plane used for measurement of mechanical testing machine basis, check the dimensional accuracy of parts or disruptive behavior, and make precision crossed, in the machinery manufacturing base is also essential Tool.
 3) materials and processing: materials for high-strength cast iron HT200-300, face hardness is HB170-240, after two manual processing (annealing 530 degrees -620 degrees of artificial and natural aged 2-3 years) using the precision and stability of the product , Good wear resistance.

 4) Precision: According to the implementation of the national standard verification procedures, namely, 0,1,2,3 four grades.