Skin foam skin layer co-extrusion

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Application

Suitable for extrusion core wire of CAT7, high frequency cable and signal cable

Parameters
Applicable material: Foam‐PE
Insulation method: Skin‐Foam‐Skin
Foaming degree: 35%
Capacitance tolerance: ±1PF
Wire diameter tolerance: ±0.01
Length to diameter ratio of screw: 28:1
Screw compression ratio: 3.0‐3.2
Conductor diameter: 0.15‐0.5mm
Insulation external diameter: 0.5‐1.5mm
Maximum line speed: Max.500m/min

Equipment configuration

1. 500mm driven pay off machine
2. Straighting platform
3. Copper wire preheater
4. 30mm inner skin extruder
5. 50mm pe foam extruder
6. 35mm outer skin extruder
7. Crosshead
8. Telescopic constant warm water tank

9. Cooling water tank
10. Capstan
11. Cable accumulator
12. Capacitance tester
13. Diameter gauge
14. Sparker tester
15. Double spool take-up
16. Electric control cabinet

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