T-slot plate (T-slot platform) Accuracy: the implementation by the National Institute of Standards Metrology and Verification, 0, 1, 2, 3, four grades. 
 T-slot plate (T-slot platform) Specifications: 500 × 800-2000 × 4000, (this product is the size and weight of manufacturing production processing according to customer drawings or agreed upon production and processing, according to user requirements). T-slot plate (T-slot platform) applies to a variety of inspection, precision measurement reference plane; for machine tools test to measure the baseline; check the dimensional accuracy of parts or shape deviation, and tightly crossed, in the mechanical is also indispensable in the manufacture of the basic tools. T-slot plate surface with T-slots for fixing the workpiece, making accurate measurements. 
 T-slot plate (T-slot platform) Material: high-strength cast iron HT200-300 face hardness of HB170-240, after two manual processing (artificial annealing 600 degrees -700 degrees and the natural aging 2-3 years) to use the product the accuracy and stability, good wear resistance.