Authorized machinery

NEWLONG Bag-Closing Machinery

Name: NEWLONG Bag-Closing Machinery
Brand: NEWLONG

Japanese bag-closing equipment ranging from portable sewing heads to conveyor systems, with parts, maintenance, repair, and service support.

NEWLONGKS-16 · DS-6AC · DS-6WAC · DS-9C · NP-3II · NP-7A

NP-7A

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Portable single-needle closer; two-thread version also available.

5–8 sec/bag8.5 mm stitch60 W

Product option 02

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Portable double-chain-stitch closer with automatic cutter.

1,350 ± 150 rpmPump lubrication

Product option 03

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DS-6AC, DS-6WAC, and DS-9C industrial sewing heads.

1,400–2,700 rpmSingle and two-needle options

Product option 04

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Conveyor bag-closing system for heat sealing and sewing.

7.5 kWDS-7A head

Why buyers specify it

The gallery includes NP, DS, and KS16 references for different operating setups.

KTK supports parts, maintenance, and repair across the NEWLONG range.

Confirm the correct model against bag format, thread, and production line requirements.

Specifications & applications

Origin: Japan
NP-7A: 5–8 sec/bag · 8.5 mm stitch · #25 needle · 5.3 kg · 60 W single phase
NP-3II: Double-chain stitch · 1,350 ± 150 rpm · automatic cutter · pump lubrication
DS-6AC: 1,400 rpm · 7–10.5 mm stitch · single needle · air cutter
DS-6WAC: 2,000 rpm · two needles · semi-automatic lubrication
DS-9C: 2,700 rpm · fully automatic lubrication · DR-H30 #26 needle
KS-16 conveyor system: 7.5 kW · 3,000 × 1,090 × 2,052 mm · approximately 760 kg · DS-7A sewing head
Support: Parts · maintenance · repair
Materials supported: Kraft paper · cotton · hessian · jute · PP / PE woven