Mechanic SU3 UV Super-Drying Solder Mask Ink

Professional UV Curable Green Solder Mask Ink for PCB Repair & Protection

The MECHANIC Green UV Instant Curing Solder Mask Ink (SU3) is a high-quality protective coating designed for PCB repair, solder mask replacement, and circuit insulation. This UV-curable ink provides strong protection against oxidation, corrosion, short circuits, and environmental damage.

Ideal for electronics technicians, PCB repair engineers, and DIY enthusiasts, this fast-curing solder mask ink ensures durable insulation and reliable performance. Simply apply to exposed copper traces and cure under UV light or sunlight for a hard, professional-grade finish.

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Key Features

• Professional PCB trace protection
• Prevents oxidation and short circuits
• UV-curable, quick-drying formula
• Hard, durable finish after curing
• High temperature resistance
• Excellent electrical insulation
• Easy to apply 10ml precision tube
• Ideal for solder mask repair and scratch filling
• Resistant to soldering heat and stress
• Suitable for PCB rework and maintenance

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Technical Specifications

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Applications

• PCB trace repair
• Solder mask restoration
• Covering exposed copper tracks
• Preventing oxidation
• Short circuit prevention
• Scratch and damage repair
• Motherboard repair
• Electronic circuit insulation
• Prototype PCB protection
• DIY electronics repair

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How to Use

1. Clean the PCB surface thoroughly.

2. Apply a thin layer of solder mask ink over the exposed trace.

3. Exposure to UV light or sunlight until fully cured.

4. Inspect and repeat if necessary.

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Precautions

• Store in a cool, dry place away from direct sunlight
• Keep the cap tightly closed after use
• Avoid contact with eyes and skin
• Use in a well-ventilated area
• Keep away from children
• Ensure proper UV exposure for full curing