Technical Parameter HMW1680 Specification Screw A Screw B Screw C Injection Unit Screw Diameter mm 40 45 48 Screw L/D Ratio L/D 22.5 20 18.8 Shot Volume (theoretical)cm3 245 310 353 Injection Weight (ps) g 228 290 328 Injection Rate g / s 118 150 170 Plasticizing Capacity g/d 18 22 25 Injection Pressure Mpa 196 155 136 Screw Speed rpm 0 -- 196 Clamping Unit Clamp Force 1680 Toggle Stroke 430 Space Between Tie Bar (W*H) 460 * 460 Max Mould Height 480 Min Mould Height 180 Ejector Stroke 120 Ejector Tonnage 40 Ejector Numbers 5 Others Max pump pressure 16 Pump Motor Power 15 Heater Power 7.5 Machine Dimension (L*W*H) 5.0 *1.4 * 2.1 Machine Weight: 5.2 Hopper Capacity: 25 Oil Tank Capacity: 250 Standard equipment: 1) Double cylinder balancing injections 2) High-torque oil-motor preplasticizing 3) Five pivots minus relief angle, double toggles, machine hinge mold locking 4) Cabinet-type holder integrates the mold plate 5) Oil motor driven gear mold adjusting 6) Storage-type grease lubricating 7) Pressure and flow whole-proportion running 8) High-performance, low-noise oil pump 9) Multi-step pressure and speed adjusting 10) High-precision position linear transducer 11) Digital memory for mold group Injection unit: 1) Four injection pressures and speeds with three additional pressures and speeds 2) Suck back function 3) Cold start protection 4) Pre-suck back function 5) Linear displacement transducer accurately monitor injection position, providing optimum. Injection accuracy and control 6) Temperature control 7) Heating Status indication Clamping unit: 1) Three clamp close and open pressures and speeds 2) Mold protection function 3) Hydraulic ejector stroke controlled by transducer 4) Automatic hydraulic die-height adjustment driven by planetary gears system 5) Adjustable support under moving platen 6) Automatic high pressure toggle lubrication with low oil level alarm 7) Mechanical, electrical and hydraulic safety interlock devices 8) Linear displacement transducer controls clamping position Other parts: 1) Independent core in / out pressure and speed 2) Hydraulic unscrewing sequence 3) Hydraulic oil high temperature alarm 4) System pressure gauge 5) Shot counter and reset function 6) Malfunction alarm light 7) Self-diagnostic function 8) Emergency stop buttons placed both front and rear of the machine to provide easy access