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HMC 6- 2 side with sand Hot Melt Coating Machine with PLC HMC 6 -2 Hot Melt Coating & Laminating Machine to suit: Max Coating Width: 175 mm. Min. Coating width: 50 mm Max unwinding diameter: 600mm Max rewinding diameter: 250mm Coating method: slot die Max working speed: 15 m/min when coating 200 gsm, 10 m/min when coating 300 gsm. This machine mainly used for HDPE of 0.3 to 1mm thickness to coat 1. Hot melt adhesive plus coating of sand 2. HDPE to Release paper single or both sides. 3. HDPE to Release paper single side and sand coating on other. A. Technical parameter 1. Coating method: SLOT DIEs (2 Nos) 2. Max. available coating width: 175 mm. Min. 50 mm 3. Coating Capacity: 100-300g/m2 4. Equality level: 300g/㎡ ≤± 15 gsm 5. Line speed: 3- 15 m/min 6. Surface length of all rollers: 350 mm 7. Max. rewinding diameter: 250 mm 8. Max. unwinding diameter for HDPE: 600mm 9. Main unwinding device: 1 set 10. Unwind device for 175 mm width release paper : 2 Sets 11. Rewinding device: 1 set 12. PM 51 melter: 2 sets 13. Melt glue speed: 27 kg/hr (EVA.3500 centipoise 1650C) (each) 14. Length of glue-carrying pipe: 3m (2 piece) 15. Max. Temperature: 2000C 16. Installed power: app. 15 KW 17. Power supply: ~415V±15% 50Hz 18. Complete machine with PLC touch screen control, the quantity of coating glue can be calculated automatically by PLC and follow main machine’s speed, rewinding also follow main machine speed. B. Main working parts a) Machine rack 1. Unwinding stand is made of square steel, U steel and iron plate. 2. The main machine rack is made by 12mm steel plate, supported by steel tube. 3. The transmission cover is made by 1.5mm steel plate. 4. Rewinding and second unwinding are installed with main machine frame plate. 5. Sand coating-storage rack-process correction all adopt 12# square tube. b) Main Unwinding unit 1. Simplex type unwinding station. 2. Tension control with magnetic powder brake: 50 N·M 1 set 3. Unwinding tension controller with tension control: 1 set 4. Unwinding shaft: 3″ air shaft, inner diameter of paper tube 76mm. 1 piece. 5. Ultrasonic edge position control system: 1 set 6. Max unwinding diameter: 600mm 7. Max weight of material 50 Kgs c) Unwinding stations 2 units 1. Simplex type unwinding station. 2. Tension control with magnetic powder brake: 25 N·M 1 set 3. Unwinding tension controller with tension control: 1 set 4. Unwinding shaft: 3″ air shaft, inner diameter of paper tube 76mm. 1 piece. 5. Ultrasonic edge position control system: 1 set 6. Max unwinding diameter: 600mm 7. Max weight of material 50 Kgs 1. Rewinding station 2. Turret type unit to auto change over. Cutting manually. 3. Tension controller with magnetic powder clutch: 50N·M 1 set 4. Both side trim cut blades and trim winding provision with tension control provided. 5. Rewinding shaft: 3″ air shaft, inner diameter of paper tube 76mm, 2 piece 6. Max diameter of rewinding: 250 mm 7. Center Rewinding stations for continues rewinding of 20m rolls. 8. Rewinding length can be controlled automatically. 9. Trim Cutter and trim removal system provided. d) Glue melt tank (Melter, PM 51, each set specifications) 2 Set 1. The shell is made of mild steel, square steel and 1.2mm steel plate. 2. Use aluminum alloy to build. Two-layer (upper and lower) structure. There is adhesion preventing coat on the inside surface. 3. With suitable high-temperature-resistant high-precision gear pump 4. With external filter. 5. The glue pump speed is controlled by geared motor 6. Temperature of each layer is controlled by PID system independently 7. Max. temperature is 2000C 8. Melt glue speed: 30 kg/hr (EVA.5000 centipoise 1650C) 9. Max storage:50Kg 10. Heating power: app. 12 KW e) Hose for HMA 2 Set 1. Teflon tube 2. Inner diameter:16mm 3. Length: 3000mm 4. Pressure resistance: 10kg/cm2 5. Max temperature: 2000C 6. Heating power: ~1200w f) Coating, laminating & roller part 1. Coating head: high precision thick gum coating dies, temperature-resistant alloy steel, nitride treated and rustproof treatment. 3 piece 2. Coating roller: ￠125 mm chromed steel roller with 2 rotary connector,1 piece 3. Cooling roller: ￠125 mm chromed steel roller with 2 rotary connector,1 piece 4. Sand coating roller:￠100mm Teflon anti-stick steel roller, 1 piece 5. Sand pressure roller: ￠125 mm silicon rubber roller 6. Guide roller: ￠50 mm aluminum roller, surface anodic protection g) Sand coating device (1 Set) 1. Sand coating device: 1 Sets 2. Sand coating motor: 0.5KW, 1 piece 3. Sand coating roller: 1 piece 4. Sand groove: 1 piece 5. Trays to collect excess of sand from sides and before rewind. 6. Excess Sand collected to be reused manually. h) Transmission part 1. Main motor: 2 KW, 1 set 2. Rewinding motor: 2 KW 1 set 3. Sand coating motor: 0.5 KW, 1 set 4. Hot melt tank with gear motor chain coupling. 5. Main machine use belt, chain, and gear to transmit. i) Pneumatic control part 1. Cylinder on coating head: ￠50 mm 2 pieces 2. Cylinder on laminating press roller: ￠50 mm 2 pieces 3. Other parts: pressure valve, handle valve j) Electric part 1. Independent stand alone panel cabinet: 1 set 2. Main machine VFD: 2 KW; KINCO make 1 set 3. Melter VFD: 0.5 KW; KINCO make 1 set 4. Temperature controller: digital readout function, 4 pieces 5. Heater (coating head): 8 KW 6. Touch screen: 10.7” KINCO make 1set 7. PLC: FATEK make 1 set 8. Knob switch: several pcs 9. Empty running breaker: several 10. Temperature control module: 2 sets 11. High temperature melt pressure sensor: 1 piece 12. Complete machine adopt human-computer interface touch screen PLC control, realize automatically control gum quantity-temperature-length. Click the link to see the machine in working : https://youtu.be/Hm5Ah_TqMME
