The GC90-FMS800 dual-host plastic extrusion laminating unit is specially designed for valve bag laminating process.
Product name :
Plastic extrusion coating lineItem No :
GC90-FMS800Order(MOQ) :
1Payment :
30% advance payment, 70% balance before shipment or negotiableProduct Origin :
xiamen,chinaShipping Port :
XIAMEN or Or according to your needsLead Time :
3 monthsPlastic extrusion coating line
The GC90-FMS800 dual-host plastic extrusion laminating unit is specially designed for valve bag laminating process. It adopts dual-host, dual-die, dual-composite roller integrated structure, which can realize double-sided continuous laminating of cylindrical plastic woven fabric in one production process. The equipment is equipped with an intelligent control system (Siemens PLC + Chinese touch screen), which supports automatic deviation correction, synchronous speed regulation, precise weight control and real-time monitoring of production data, greatly improving production efficiency and laminating quality, and is suitable for high-precision, large-volume industrial-grade laminating needs.
Ⅰ. Core technical parameters
| Parameters | Value/range |
| Laminating width | 200-700 mm |
| Laminating thickness | 0.008-0.03 mm |
| Mechanical design speed | 250 m/min |
| Maximum extrusion volume (single machine) | 200 kg/h |
| Total power | 100 kW |
| Dimensions (length × width × height) | 14.5 m × 7.5 m × 3.5 m |
| Maximum winding diameter | 1500 mm |
| Air flow | 0.6 m³/min |
| Water supply | 0.5 m³/min |
Ⅱ. Core components and functions of the equipment
1. Plastic extrusion system
Twin screw extrusion unit
Screw material: 38CrMoAlA alloy steel (90mm diameter), equipped with a fast column screen changer to ensure uniform mixing and stable extrusion of materials.
Drive configuration: 22kW variable frequency motor (Shilin brand) + Huichuan inverter, supporting stepless speed regulation.
Temperature control system: Omron PID self-tuning instrument, with ceramic heater (30kW), temperature control accuracy of ±0.5℃.
T-type die head
Material: 5 chromium nickel molybdenum special steel, internal heating design (6kW/set), adjustable die head width (200-1050mm).
Temperature control: Omron instrument + Taiwan high-precision thermocouple to ensure uniform melt flow without dead corners.
2. Automatic unwinding and laminating unit
First unwinder
Fully automatic tension control, supports 140m automatic roll change, equipped with 1500mm air expansion shaft and Kairuida tension sensor, to achieve smooth cloth roll delivery.
Double-station unwinding rack, integrated gantry hoisting device (dynamic load 1 ton), roll change efficiency increased by 50%.
Laminating unit
Matte large cold roller: diameter 700mm, spiral cooling process, fast shaping of laminating surface.
Silicone laminating roller: diameter 250mm, with QGB cylinder (125×80mm), uniform and adjustable pressure.
Preheating roller: diameter 350mm, 5.5kW variable frequency motor drive, precise control of preheating temperature.
3. Intelligent control and auxiliary system
Central control system
Siemens PLC + 10-inch Chinese touch screen, supports synchronous speed regulation of extruder, laminating machine and winder.
Function: Online monitoring of production data (shift records, fault alarms), direct input of lamination weight, one-button adjustment of parameters.
Edge material recovery system
Integrated trimming knife shaft + edge blowing fan (2.2kW), with edge material crusher and automatic feeding device, to achieve 100% recycling of waste materials.
Winding unit
Dual-station friction winding frame, supports automatic roll change without stopping; 8-inch air expansion shaft + rubber pressure roller to ensure smooth and wrinkle-free winding.
Precision potentiometer tension control, suitable for 1500mm large roll diameter.
III. Core advantages of the equipment
Efficient double-sided lamination: dual main machines extrusion synchronously, single process to complete double-sided lamination, production capacity increased by 30%.
Intelligent and precise control: touch screen directly sets gram weight, PID temperature control + EPC deviation correction, reducing manual dependence.
Stable and durable design: 38CrMoAlA screw + 5 chrome nickel molybdenum die head, suitable for high-intensity continuous production.
Green and energy-saving: automatic recycling system for edge materials reduces material loss; variable frequency drive saves 20% energy.
IV. Applicable scenarios
This equipment is widely used in double-sided lamination processing of materials such as plastic woven bags, valve bags, industrial fabrics, etc., especially for packaging, building materials and environmentally friendly material production enterprises that have strict requirements on lamination uniformity and production efficiency.
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