PET Single-Screw Waterstop Production Line utilizes high-efficiency extrusion technology to manufacture high-strength, corrosion-resistant polyester (PET) waterstops for waterproofing in hydraulic, tunnel, and other engineering projects. The equipment ensures precise dimensions and excellent sealing performance with automated control, supporting customized production. (60 words)
Equipment List
1. SJ-55/30 single-screw extruder (1 unit)
2. Upper and lower unwinding devices (2 units each)
3. Die and screen changer (1 set)
4. 500mm L three-roll calender (1 unit)
5. Roller temperature control system (1 unit)
6. Cooling bracket and trimming system (1 set)
7. Haul-off (1 unit)
8. Winder (1 unit)
9. Complete electrical control system (1 set)
Screw, Barrel, and Temperature Control
Screw Material: 38CrMoAL, Nitrided Steel
Screw Hardness: HV950
Barrel Material: Wear-Resistant Barrel Material, Nitrided Steel
Barrel Hardness: HV1050
Screw Diameter: 55mm
L/D Ratio: 30/1
Main Motor Power: 15kW
Main Motor Heating Power: 12kW
Barrel Heating: Cast Aluminum or Ceramic
Temperature Control: Automatic, Fan-Forced Cooling
Three-roll calender
Roller diameter: 300mm
Roller effective width: 400mm
Roller material: 45 steel
Roller structure: Qingdao Roller Manufacturing or Xuzhou Saite Machinery's special multi-channel design
Coaxiality: ≤0.005mm
Roller surface finish: Ra ≤0.016µm
Roller surface hardness: HRC58-62
Chromium plating thickness: 0.08mm
Drive reduction gearbox: Redson or Congli
Drive power: 3 x 1.5kW
Speed control: INVT inverter
Three-roller gap adjustment: Cylinder adjustment, safety emergency stop switch, synchronous control system
Three-roller configuration: 45° tilt
Three-roller wall panel: Integral steel plate welding
Three-roller spherical roller bearings: Harbin Bearing or Wafangdian Bearing
Swivel joint: Sino-foreign joint venture
Cooling Bracket
Cooling Bracket
Bracket Length: 4 meters
Idler Rollers (Non-Powered): High-Quality Stainless Steel
Specifications: Φ75 x 400 mm
Winder
Transmission torque
Dual station form
Control automatic fixed length counting
Roll diameter 50mm
Paper tube inner core specification 2-inch outer jacket
Equipment Display
成品展示
成品展示