Application of Cold Feed Rubber Extruder:
The cold feed rubber extruder is a basic equipment of rubber industry, which is mainly used for the extrusion of half-finished rubber products such as tire tread, inner tube, rim band, and rubber tube.
Specifications of Cold Feed Rubber Extruder
| Model Number |
Screw Diameter |
Srew L/D |
Speed of Srew |
Motor Power |
Productivity |
Weight |
| XJW-45 |
45mm |
8 - 10 |
8.0 - 80 r/min |
7.5 - 11 Kw |
35 kg/h |
0.8 t |
| XJW-60 |
60mm |
10 -12 |
7.5 - 75 r/min |
15 - 22 Kw |
60 kg/h |
2.4 t |
| XJW-65 |
65mm |
12 -14 |
7.5 - 75 r/min |
22 - 30 Kw |
80 kg/h |
2.6 t |
| XJW-75 |
75mm |
12 -14 |
6.0 - 60 r/min |
37 - 45 Kw |
180 kg/h |
2.8 t |
| XJW-90 |
90mm |
12 -14 |
6.0 - 60 r/min |
45 - 55 Kw |
260 kg/h |
3.2 t |
| XJW-120 |
120mm |
12 -16 |
5.5 - 55 r/min |
75 - 90 Kw |
480 kg/h |
5.2 t |
| XJW-150 |
150mm |
12 -16 |
4.5 - 45 r/min |
110 - 132 Kw |
800 kg/h |
8.0 t |
| XJW-200 |
200mm |
12 -16 |
3.5 - 35 r/min |
220 - 280 Kw |
1200 kg/h |
11.0 t |
| XJW-250 |
250mm |
12 -16 |
2.6 - 26 r/min |
355 - 415 Kw |
2200 kg/h |
21.0 t |
Features of Cold Feed Rubber Extruder:
1. Screw:
A.Material:38CrMoALA
B. Surface nitriding processing
C.hardness≥HRC62
D. nitride depth≥0.55mm
E. Structure
a. Hollow structure, easy for temperature control
b.The thread direction of the rotary joints is the same with that of the rotation
of the screw.
c. Screw head size meets the enterprise standard
d. At least 1 hour 10kg/cm2 hydraulic testing made inside the screw. No leakage.
2. Reducer: hardened tooth
A. Design Condition: application factor≥1.75
B. two-step transmission, parallel shafts, noise<85db (A)
C. The output shaft adopts hollow structure, inserting screw for torque
transmission.
D. With hagioscope, oil standard, and oil drain with end cap
E. Lubrication system is made up with Independent lubricating oil pump. Easy for gear and bearing forced lubrication.
F. The top of reduce is equipped with vent valve. The oil drain is in the bottom
of the reducer.
3. Temperature control:
A. Pipeline locates in the non-working area of the extruder.
B. flexible connecting pipe can bear more than 120ºC
C. All valves have a nameplate
D. At least 1 hour 10kg/cm2 hydraulic testing made inside the screw. No leakage.
4. Engine base:
A.Extruder and motor are on the same engine base.
B. With sufficient strength and stiffness, Can bear the torque, vibration, or other load caused
by the extruder
C.With a hook or lifting hole for lifting
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