PCB Lithography Machine

PCB Lithography Machine

In PCB manufacturing—from basic single-layer boards for power adapters to complex multi-layer boards for servers—lithography is the foundational process that defines circuit accuracy and product quality.
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Description
Technical Parameters

PCB Lithography Machine: Versatile Core Equipment for PCB Circuit Patterning

 

In PCB manufacturing-from basic single-layer boards for power adapters to complex multi-layer boards for servers-lithography is the foundational process that defines circuit accuracy and product quality. Generic lithography equipment often lacks the flexibility to handle diverse PCB types, forcing small and medium-sized factories to compromise on either precision (for simple boards) or cost (for complex designs). For a small PCB shop serving both hobbyists and industrial clients, using separate machines for single-layer and multi-layer boards is financially unfeasible, while relying on a one-size-fits-all machine leads to high defect rates. The PCB Lithography Machine solves this dilemma, offering versatile, reliable circuit patterning that adapts to the full range of PCB manufacturing needs.

 

The core strength of this machine is its balanced design, combining precision for complex boards with simplicity and cost-efficiency for basic designs. It uses a modular optical system that can be adjusted for different resolution needs: high-resolution mode for multi-layer server boards with dense circuits, and standard mode for single-layer LED driver boards where wider lines are sufficient. Unlike specialized machines that lock into one resolution, this modular approach allows operators to switch modes in minutes, no technical expertise required. For a small factory producing both Arduino-compatible boards (simple, single-layer) and IoT sensor boards (complex, multi-layer), this versatility means meeting diverse client demands without investing in multiple machines.

 

Consistent exposure quality ensures reliable performance across production runs, a key pain point for manufacturers using low-cost generic machines. The machine's light source maintains stable intensity and wavelength, preventing under-exposure (which leads to weak ink adhesion) or over-exposure (which blurs circuit edges). It uses a uniform light distribution system that eliminates hotspots-areas of intense light that cause uneven curing on large PCBs. For a manufacturer producing 10,000 power supply boards monthly, this consistency reduces defect rates from 8% to 1.2%, translating to significant savings in material and rework costs.

 

Adaptability to different PCB sizes and formats enhances its utility for small-batch and custom orders, a growing segment of the PCB market. It accommodates boards ranging from tiny 2x2cm wearable device PCBs to large 60x80cm industrial control panels, with a adjustable stage that secures boards of any shape without damaging edges. The machine's software supports all common PCB design file formats (Gerber, DXF, ODB++) and includes tools for quick adjustments-like mirroring circuits or resizing patterns-for custom orders. For a PCB shop specializing in prototype manufacturing, this adaptability means handling last-minute design changes and small runs efficiently, a competitive advantage in the fast-paced prototype market.

 

Durability and low maintenance are optimized for small to medium production volumes. The machine uses high-quality optical components and a sealed light source that requires minimal calibration-unlike low-cost machines that need weekly adjustments. Routine maintenance is limited to cleaning the lens and replacing the air filter, tasks that can be performed by in-house staff. For a family-owned PCB factory with no dedicated maintenance team, this reliability means less downtime and more consistent production schedules.

 

Cost-effectiveness makes this machine accessible to emerging PCB manufacturers without sacrificing quality. It is priced significantly lower than specialized high-precision machines, yet delivers performance that meets industry standards for most applications (IPC-6012 for rigid PCBs, IPC-6013 for flexible ones). For a startup PCB manufacturer targeting the consumer electronics market, this balance of cost and quality allows them to compete with larger factories while maintaining healthy profit margins.

 

For PCB manufacturers of all sizes, the PCB Lithography Machine is a versatile, reliable core tool. It adapts to simple and complex designs, ensures consistent quality, and supports small-batch custom orders-all at a cost that fits diverse budgets. Whether you're a startup making prototypes or a mid-sized factory producing industrial boards, this machine delivers the lithography performance you need to meet market demands.

 

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Item

GDI-25D

GDI-40D

GDI-50D

GSM-50D

GSM-50DP

GDI-40DL

GDI-50DL

GSM-50DPL

Process Support

(Inner/Outer Layer Circuit)

(Solder Mask)

(Inner/Outer Layer Circuit Connection)

(Solder Mask Connection)

Stage Type

(Left/Right Dual Stage)

Loading/Unloading Method

(Manual)

(Automatic)

Max Substrate Size

21"*28"

24"*32"

24"*32"

24"*32"

24"*32"

24"*32"

24"*28.5"

24"*32"

Max Exposure Size

21.5"*28.5"

24.5"*32"

24.5"*32"

24.5"*32"

24.5"*32"

24.5"*32"

24.5"*29"

24.5"*32"

Min Substrate Size

12"*12"

Basic Thickness

0.05mm-5mm

0.1mm-3mm

0.05mm-5mm

Substrate Fixing Method

(Automatic Vacuum Adsorption)

Limit Resolution

15μm/15μm

20μm/20μm

30μm/30μm

75μm

75μm

20μm/20μm

30μm/30μm

75μm

Recommended Customer Resolution

25μm/25μm

40μm/40μm

50μm/50μm

150μm

150μm

40μm/40μm

50μm/50μm

150μm

Line Width Uniformity

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

Optical Machine Quantity

6

6

6

6

12

6*2

6*2

12*2

Depth of Focus

±75μm

±150μm

±300μm

±300μm

±300μm

±150μm

±300μm

±300μm

Laser Power

10W*5

20W*6

20W*5

48W*6

576W

120W*2

120W*2

576W

Laser Wavelength

405±5nm

405±5nm

405±5nm

360nm-435nm

360nm-435nm

405±5nm

405±5nm

360nm-435nm

Laser Exposure Length

10000mm

Exposure Energy Range

10-600mJ/cm²

15-800mJ/cm²

10-600mJ/cm²

100-1200mJ/cm²

100-1200mJ/cm²

15-800mJ/cm²

10-600mJ/cm²

100-1200mJ/cm²

Energy Uniformity

≥95%

Alignment Method

(3-4 Points/Multi-Point Alignment)

Target Type

(Hole/Pad, etc.)

Alignment Accuracy

±8μm

±12μm

±12μm

±15μm

±15μm

±12μm

±12μm

±15μm

Interlayer Misalignment Accuracy

16μm

24μm

24μm

/

/

24μm

24μm

/

Shrink/Expand Mode

(Auto/Fixed/Measure/Classify, etc.)

High-Sensitivity Dry Film Throughput

210 p/ h

270 p/ h

400 p/ h

240 p/ h

400 p/ h

270 p/ h

400 p/ h

/

Traditional Dry Film Throughput

165 p/ h

270 p/ h

270 p/ h

150 p/ h

252 p/ h

270 p/ h

270 p/ h

252 p/ h

Data Import Method

(One-Click Import Supported)

MES System

(MES Interface Configured)

Data Format

Gerber27*4

Additional Information

(Date/Time/Serial No./Thumbnail, etc.)

Safety Protection

(Dual Emergency Stop)

Overall Dimensions

2890*2000*1730mm

9120*3000*2600mm

Weight

4500kg

15000kg