1. Extruder
(1) Screw A diameter: 50mm; Rotation speed: 0～60rpm.
(2) Screw B diameter: 40; Rotation speed: 0～60rpm.
(3) L:D: 30:1; material of screw: 38CrMoALA ；
The screw structure is special designed for PA/PBT chips.
(3) Pressure automatic feedback system can adjust the screw speed automatically to make sure the uniform of yarn.
(4) Screw heater: Cast aluminums heating rings with stainless steel insulation layer.
(5) Spinneret device: 1 set
(6) Heater: Electric heating ring to ensure the temperature stabilization.
(7) Metering pump: 2 sets, rotation speed 0-45rpm.
2. Cooling water tank: 1 set
(1) The tank is made by stainless steel 304.
(2) The height of tank is horizontal pushing structure is conveniently to disassembly the spinneret.
(3) Air chiller: 1 set
3. The first seven roller stretching unit
(1) Seven variable diameter rollers, material: steel pipe with hard chrome plating.
(2) Steel cabinet with accurately grind gear makes the roller run smoothly.
No rubber roller.
(3) Reducer is from Jiangsu Guomao Reducer Co., Ltd.
(4) Built-out oil lubrication system which makes the gears run steady.
4. Hot blast oven for stretching.
(1) Oven length: 4000mm
(2) Heating power: 22.5kw, electric heating.
The temperature controlled by solid relay.
5. The second seven roller stretching unit
(1) Seven variable diameter rollers, material: steel pipe with hard chrome plating.
(2) Steel cabinet with accurately grind gear makes the roller run smoothly.
No rubber roller.
(3) Reducer is from Jiangsu Guomao Reducer Co., Ltd.
6. Single layers hot blast annealing oven: 3 sets
(1) Fan power: 2.2KW×2 sets.
(2) Heating power: 22.5KW
(3) Special design of hot air channel which make the temperature evenly.
7. The third seven roller stretching unit
(1) Seven variable diameter rollers, material: steel pipe with hard chrome plating.
(2) Steel cabinet with accurately grind gear makes the roller run smoothly.
No rubber roller.
(3) Reducer is from Jiangsu Guomao Reducer Co., Ltd.
8. Lubricating system: 1 set
(1) Frequency control of speed
9. Semi-auto winding collector
(1) Winding frame length is as per customer’s request.
(2) Winding motor: 0.37KW
10. Electrical control system: 1 set
11. Overall size: 30000×2500×2000mm
12. Installation power: 150kw
