Top-dyed recombing: backwashing and recombing after dyeing

From ecru top to dyed top on one map: loading → dyeing → hydro-extraction → backwashing line → recombing, plus the short route and the printing branch.

Top-dyed recombing · Wool tops backwashing line WPF-MTFX — full process route map

Machines on the map are clickable

a Short route

b Standard route (mainstream for high grades)

c Printing branch (melange)

Second pass on the same backwashing line

Natural-white recombing route: skip dyeing, straight to backwashing (overview ③)

★ WPF-MTFX Wool Tops Backwashing Line (complete line · process sections expanded · one continuous line)

Splicing
WPF-NJ / air splicer
10 kg balls joined into a continuous sliver

Creel
Multiple slivers fed in parallel

Scouring section
Detergent + auxiliaries
Removes unfixed dye · oily soil

Rinsing section
Clean water

Oiling section
Wool lubricant / antistatic agent
+ softener

Heavy squeezing
Squeeze rollers at each bowl +
9-ton mangle at the end

Through-flow drum drying
Vacuum suction · low temperature to prevent damage and yellowing
Even temperature across the full width

Delivery section
Ball winding / sliver cans

Ecru wool tops
(hollow balls · 10 kg per ball)

Loading into dyeing carrier

Top dyeing

Hydro-extraction

Route after backwashing
By product type · shade · grade

Direct delivery, packed and shipped
★Ball winding WPF-CQ ∥ Coiling WPF-PT
(pre-owned available · enquire for details)

Top blending

Weight-adjusting gilling

Recombing

Can-delivery gilling

Finisher gilling

★Ball winding WPF-CQ ∥ Coiling WPF-PT
→ Dyed tops shipped
(pre-owned available · enquire for details)

★Vigoureux printing WPF-MTYH
Printed at intervals along the top → melange after spinning

★Steam fixation WPF-ZS
No intermediate drying after printing · fixed directly by steaming

Backwashing + drying (2nd pass)
Removes unfixed print paste
Same line used in turn ∥ separate small backwashing line

On a phone the full map is small by nature — pinch to zoom in, or read the same decisions written out below.

QL new machine New + pre-owned available Pre-owned only Decision point Adjacent process (label only)

Where the route branches

The decision points on the map above, written out — each branch and where it leads.

Route after backwashing / By product type · shade · grade

  • a Short route → Direct delivery, packed and shipped / Ball winding WPF-CQ ∥ Coiling WPF-PT / (pre-owned available · enquire for details)
  • b Standard route (mainstream for high grades) → Top blending
  • c Printing branch (melange) → Vigoureux printing WPF-MTYH / Printed at intervals along the top → melange after spinning

QL machines on this route

All of these are QL-built new machines. Click one to open its machine page.

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