GKG GT++ High-Speed Fully Automatic SMT Stencil Printer
GKG GT++ High-Speed Fully Automatic SMT Stencil Printer For sale
The GKG GT++ is a high-performance automatic solder paste printer developed for precision SMT production where print quality and cycle time must be controlled together. It combines high-speed vision alignment, stable PCB support, programmable print pressure, controlled stencil separation and automatic underside cleaning in one inline platform.
With a published print accuracy of ±18 μm at 6σ and a core cycle time below 7.5 seconds, the GT++ is aimed at factories producing fine-pitch and high-density assemblies at a sustained line speed. Its supported PCB range reaches approximately 510 × 510 mm, allowing the printer to handle standard boards as well as larger production panels.
GKG GT++ High-Speed Fully Automatic SMT Stencil Printer Specification
| Parameter | Specification / Description | |
|---|---|---|
| Core Precision | Repeat Position Accuracy | ±0.01mm (Test data and method available) |
| Printing Accuracy | ±0.025mm (Test data and method available) | |
| Production Efficiency | Printing Speed / Cycle Time | < 8s (Excludes Printing & Cleaning time) |
| Product Changeover Time | < 5 Minutes | |
| Stencil Specification | Size (Min – Max) | 470mm × 370mm ~ 737mm × 737mm |
| Thickness | 20mm ~ 40mm | |
| PCB Specification | Size (Min – Max) | 50mm × 50mm ~ 510mm × 510mm |
| Thickness | 0.4mm ~ 15mm | |
| Warpage Ratio | < 1% (Based on diagonal length) | |
| Mechanical Structure | Bottom of Board Clearance | 15mm (Standard), 25mm (Option) |
| Edge of Board Clearance | 3mm | |
| Conveyor System | Conveyor Height | 900 ± 40mm |
| Conveyor Direction | Left-Right; Right-Left; Left-Left; Right-Right | |
| Conveyor Speed | 100 – 1500 mm/sec (Programmable) | |
| Board Support & Clamping | Board Support System | Magnetic pin / Side support block / Flexible automatic pin (optional) |
| Board Clamping System | Elastic side clamping / Vacuum nozzle / Extension-type Z-direction table setting | |
| Print Head System | Print Head Configuration | Two independent motorized print heads |
| Squeegee Speed | 6 ~ 300 mm/sec | |
| Squeegee Pressure | 0 – 10 kg (Software-controlled closed-loop feedback, value visible) | |
| Squeegee Angle | 60° (Standard) / 55° / 45° | |
| Squeegee Type | Steel squeegee (standard), rubber squeegee, others customizable | |
| Stencil Separation Speed | 0.1 ~ 20 mm/sec (Programmable) | |
| Cleaning System | Cleaning Method | Dry-type, Wet-type, Vacuum-type (Programmable combination) |
| Vision & Alignment | Table Adjustment Range | X/Y: ±20mm; θ: ±2° |
| Fiducial Point Type | Standard geometry shape, bonding pad / Stencil hole | |
| Camera System | Single digital camera for upward/downward vision | |
| Utilities & Control | Air Pressure Requirement | 4 ~ 6 Kg/cm² |
| Air Consumption | Approx. 0.07 m³/min | |
| Control Method | PC Control | |
| Power Supply | AC 220V ±10%, 50/60Hz, 1 Phase, 1.5 KW | |
| Operating Temperature | -20°C ~ +45°C | |
| Operating Humidity | 30% ~ 60% | |
| Physical Dimensions | Machine Dimensions / Weight | Depends on exact model |

Main Features of the GKG GT++
High-Speed Vision Alignment
The vision system locates PCB and stencil reference marks before printing. Positional correction is applied in the X, Y and rotational directions, helping maintain registration as boards enter the machine.
Precision Printing for Fine-Pitch Assemblies
The published print accuracy is approximately ±18 μm at 6σ, with Cpk stated at 2.0 or higher under the specified test method. Repeat positioning performance is commonly listed at approximately ±12.5 μm at 6σ.
Core Cycle Below 7.5 Seconds
The listed core cycle time is below 7.5 seconds, excluding process conditions that vary by program. Actual throughput must include PCB transfer, alignment, the print stroke, separation and any scheduled stencil cleaning.
Programmable Print Head
Print speed, squeegee pressure and stroke can be stored with the product program. This allows different settings to be created for boards with fine passive components, large thermal pads or mixed aperture designs.
Controlled Stencil Separation
Stencil separation can be adjusted to suit the paste and aperture design. Fine apertures often benefit from a different release profile than large pads, particularly when stencil thickness and aperture geometry create a more demanding area ratio.
Automatic Stencil Cleaning
Dry, wet and vacuum cleaning modes can be programmed individually or in combination. Cleaning intervals can be assigned to the product program instead of being left to operator memory.
Stable PCB Support and Clamping
The support and clamping system holds the PCB during vision alignment and printing. Correct support is especially important for thin boards, large panels, routed areas and double-sided assemblies.
Compact Back-to-Back Line Arrangement
Published GT++ configurations can be installed in a back-to-back printing arrangement with a combined width of approximately 2,830 mm. This may benefit dual-line factories where floor-space efficiency is important.

Suitable Production Applications
The GKG GT++ can be considered for:
- Smartphones and smart electronic devices
- Communication and networking products
- Automotive electronic modules
- Medical electronics
- Industrial control systems
- Server and computing boards
- Power electronics
- High-density consumer electronics
- Semiconductor-related PCB assemblies
- Fine-pitch and miniature-component production
- High-volume contract PCBA manufacturing
- Mixed boards combining small apertures and large thermal pads
The machine is most useful where its accuracy and cycle-time capability are supported by suitable stencil design, controlled solder paste handling and an effective SPI process.
GT++ Compared with GKG GSK, GLS and GSE
The GT++ should be positioned as the high-speed, high-precision option within these product pages.
| Model | Main Page Positioning |
|---|---|
| GKG GSE | Cost-conscious general SMT printing for boards up to approximately 400 × 340 mm |
| GKG GSK | Precision automatic printing with flexible production-data options |
| GKG GLS | Large-format PCB printing up to approximately 510 × 510 mm |
| GKG GT++ | High-speed, high-precision printing for fine-pitch and demanding SMT production |
These descriptions should not replace a technical comparison. The final choice must consider the actual PCB, required cycle, installed options, machine condition and available support.

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