Waferpedia

Juki

GL

Assembly / SMTJuki GL family
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Provisional entry — research in progress

This page was generated automatically from cited public sources and hasn't completed the full research pass yet. Every specification shown carries its source; more detail is added as research completes.

The Juki GL is a solder paste printer used in surface-mount technology (SMT) assembly. The Juki GL Plus is a fully automatic screen printer capable of reaching a process alignment of 2 Cpk at ±25 microns 6 sigma. The Juki GL Plus offers a 2-minute product changeover time and a 10-minute new product setup time.[1][2]

GL — Inventory photo
Fig. 01GLInventory photo[3]

What it is

The Juki GL is an assembly and SMT solder paste printer.[3][1]

The Juki GL Plus In-Line is an in-line screen printer for assembly and SMT use.[4]

How it works

The Juki GL Plus In-Line includes auto leveling, PCB thickness adjustment, auto conveyor width adjustment, flexible auto clamp, auto stencil cleaning, automatic 2D paste inspection, and a look up/down vision system.[4]

The Juki GL Plus includes an adjustable stencil X frame mechanism, an automatic stencil wiper system, a flexible automatic clamping system, and a paste roll height monitoring system.[2]

Where it fits in the process flow

The Juki GL Plus In-Line supports PCB handling by conveyor and clamping functions during stencil printing.[4][2]

Applications

The Juki GL family is used for solder paste printing on printed circuit boards in SMT assembly.[3][1][4][2]

The Juki GL Plus supports process features for alignment control, stencil cleaning, paste inspection, and misprint recognition.[2]

What do the numbers mean?

Optics & imaging1

Paste roll height monitoring (GL Plus)
Real-time laser-based system measuring solder paste bead diameter during printing stroke[2]
Accurate?

Performance1

Process alignment (GL Plus)
2 Cpk @ ±25 microns 6 sigma[2]
Accurate?

Control & software1

Interfaces (GL Plus)
SMEMA, USB, Ethernet[2]
Accurate?

Dimensions & facilities1

Max PCB weight (GL Plus)
5 kg[2]
Accurate?

Configuration & options9

Machine type (GL Plus)
Fully automatic screen printer[2]
Accurate?
Product changeover time (GL Plus)
2 minutes[2]
Accurate?
New product setup time (GL Plus)
10 minutes[2]
Accurate?
Max PCB size (GL Plus)
510 mm (L) x 510 mm (W)[2]
Accurate?
PCB thickness (GL Plus)
0.4 mm to 6 mm[2]
Accurate?
Max conveyor speed (GL Plus)
1500 mm/sec[2]
Accurate?
Adjustable stencil X frame size range (GL Plus)
480 x 500 mm to 737 x 737 mm, without using any stencil adaptor[2]
Accurate?
Stencil clamping (GL Plus)
8 plungers (4 on each side)[2]
Accurate?
Squeegee beam (GL Plus)
Arch shape, solidly cast high intensity steel[2]
Accurate?

Vintage & configurations

Documented models & variants

DesignationGenerationVintageChangesSource
GL Plus——Fully automatic screen printer with adjustable stencil X frame mechanism operated by pneumatic buttons, arch shape squeegee beam, automatic stencil wiper system, and paste roll height monitoring systemswsystems.com[2]
GL Plus In-Line——In-line screen printer with auto leveling, PCB thickness adjustment, auto conveyor width adjustment, flexible auto clamp, auto stencil cleaning, automatic 2D paste inspection, and a look up/down vision systemwaferpedia.com[4]
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Where are the manuals?

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Not publicly documented

Field notes

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Frequently asked questions

What type of machine is the Juki GL?

The Juki GL is a solder paste printer for assembly and SMT use.[3][1]

What type of machine is the Juki GL Plus In-Line?

The Juki GL Plus In-Line is an in-line screen printer for assembly and SMT use.[4]

Not publicly documented

The following facts about the GL are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

  • No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the GL are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • The control-system platform and OS era of the GL are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • No publicly documented failure modes or field errata for the GL are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the GL is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the GL are on record.

    Answerable by: an OEM parts catalog or a service engineer

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Sources & citations

Sources (4)Every fact above is drawn from these public sources
  1. [1]GL — Juki | Specs, Sourcing & Service | Waferpedia — waferpedia.comwaferpedia.com
  2. [2]swsystems.com — swsystems.comswsystems.com
  3. [3]Inventory photo
  4. [4]waferpedia.com — waferpedia.comwaferpedia.com
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Last updated Oct 7, 2026.

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