TECHNICAL PROPOSAL FOR
SPINNING EQUIPMENTS FOR CONJUGATE YARN
(Bi-Co Yarn)
1. Equipments
Line 1: Spinning equipments for manufacturing conjugate yarn (POY)
Line 2: Spinning equipments for manufacturing conjugate yarn (FDY)
The two lines are used for producing conjugate yarn.
Polymer A: PET
Polymer B: CO-PET, PBT, PTT, PP, PA6
Conjugate type: side by side, sheath core, island sea (POY),
segmented pie (FDY)
Conjugate ratio: 3:7~ 5:5
2. Type
Spinning Melt spinning type
3. Quantity
Spinning equipments FDY 1 lines : 6ends/pos., 8pos./line
POY 1 line : 6ends/pos., 8pos./line
4. Main specifications
1) Product: Line 1 75-150den (DTY denier)
Line 2 50-100den
2) Spinning process
a) Extruder Type: Horizontal
(EXT) Driving method: AC invert
b) Pre-filter Type: Continuous operation
Filtration accuracy: 25μ
c) Spinning beam Type: Single side operation, two spinning beam side by
(SB) side blocked in one insulating cover
Design temp. : 350
℃Design pressure : Vessel 0.22MPa
: Polymer path
Before GP 25MPa
After GP 35Mpa
Heating type :Dowthern boiler
d) Gear pump (GP) Planet pump
Inlet port: 1
Outlet ports: 6
e) Spinning pack Type: rectangle, bottom loading, forced seal
No. of pack/pos. : 6 sets
f) Quenching stack Type: Cross flow, with filter and air regulating valve
(QS)
5. Basic design
The following conditions are applied to the calculation of the manufacturing capacity.
Capacity of POY:
* Number of spinning position : 8 pos.
×1line.* Number of ends per position: 6 ends/pos.
* Denier: 75-150 (DTY denier)
* Operation speed: 3200m/min
* After drawing ratio : 1.5
* Operating days/year: 330d/a
ChinaFiber XinLun EB Co., Ltd.
75, Chao Yang Men Nei Str.,
Beijing 100010 China.
Tel: +86 10 8404 2763, Fax: +86 10 6407 1678
E-mail:
sales@chinafiber.com
Agency for overseas market:
Sossna GmbH / Germany
Tel: +49 2365 5175 0, Fax: +49 2365 5175 20
E-mail:
sossna@sossna.de