Specifications Details: Technical Index: Depth of Nitrated Layer:0.5~0.8mm Hardness of nitration: 950~1100Hv Fragility of nitration: Less than grade 1 Surface Hardness of Nitrated Cr coating layer: 950Hv Hardness of Bimetallic Layer: HRC55~72 Thickness of Cr-coating Layer: 0.03~0.08mm Depth of Bimetallic Layer:>2mm Material :quality alloy steels 1.38CRMOALA 2.SKD61 3.stainless steel 4. Bimetallic Supply Capacity: Production Capacity: 1500 sets/month Packing: Fumigation wooden case Delivery Date: 30~40 days Screw Barrel Information: Super-hard plastic injection machine screw and barrel Choose a different screw screw head, barrel can choose the appropriate nozzle. Injection volume (g) Screw Diameter X Length (mm) barrel diameter X length (mm) 30-90 30x900 85x860 60-125 35x910 85x860 100-125 38x935 95x900 125-160 40x980 95x910 125-300 42x1030 105x880 250-400 45x1210 115x1165 300-500 50x1300 125x1260 450-600 55x1335 130x1320 500-700 56x1350 130x1350 500-700 60x1380 140x1350 650-800 65x1415 150x1420 700-1000 70x1790 160x1685 800-1250 75x1825 170x1725 1000-1500 80x2000 180x1805 1250-2000 85x2300 190x1900 2000-3000 90x2700 210x2000 2500-5000 100x2600 230x2405 3000-6000 110x2600 256x2590 4000-10000 120x2800 256x2800 6000-8000 130x3010 256x2970 8000-10000 145x3010 256x2970 10000-15000 160x3500 270x3200 13000-25000 170x3415 317x3380