Cast iron platform, cast iron plate technical parameters: face hardness: HB170-240. Face Flatness: GB3 level. Cast iron platform, cast iron plate Precision: According to the national standard verification procedures, namely 0,1,2,3 grade four level. Cast iron platform, cast iron plate material: high-strength cast iron HT200-300. Cast iron floor surface quality inspection: inspection with coloring hair. 0 1 plate on each side within the range of not less than 25 points 25 mm square, two less than 20 points, three less than 12:00. Cast iron platform, cast iron plate Specifications: Common Specifications: 200 × 200 200 × 300 300 × 300 300 × 400 400 × 400 400 × 500 400 × 600 500 × 500 500 × 600 500 × 800 600 × 800 600 × 900 1000 × 750 1000 × 1000 1000 × 1500 1000 × 2000 1500 × 2000 2000 × 3000 2000 × 4000 2000 × 5000 2000 × 6000 2000 × 8000 3000 × 5000 3000 × 6000 3000 × 8000 is greater than the size of the drawing can be customized. (Special specifications according to the demand side, drawing production.)