The KF jet insert is the optimal solution for knot-free air interlacing of DTY yarns. Although the yarn is intermingled, it shows no visible interlacing knots. Consequently, the fabric does not have any interlacing knots, either.
HEBERLEIN. KFJET.
Technical data.
Application
| Type | Typical range [dtex] | (Max. limits of application) | Overfeed |
|---|---|---|---|
KF050 | … 100 | (… 130) | 3 … 6 % |
KF150 | 78 … 200 | (78 … 240) | 3 … 6 % |
KF250 | 130 … 330 | (130 … 360) | 3 … 6 % |
KF450 | 240 … 660 | (240 … 700) | 3 … 6 % |
Air consumption
| Type | Air channel diameter | Formula |
|---|---|---|
KF050 | 0.9 mm | qvn = 0.350 x (pe + 1) |
KF150 | 1.0 mm | qvn = 0.488 x (pe + 1) |
KF250 | 1.3 mm | qvn = 0.784 x (pe + 1) |
KF450 | 1.7 mm | qvn = 1.391 x (pe + 1) |
Compressed air requirements
| Overpressure | 2.0 … 4.0 bar |
For the compressed air quality requirements, see Compressed air purity.
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