Sn99Ag0.3Cu0.7 Lead Free Solder Paste Needle Tube for PCB/BGA/SMD Soldering USB Socket Repair Tin Welding Solder Paste 20-38um
SPECIFICATIONS
Brand Name: NONE
Choice: yes
High-concerned chemical: none
Origin: Mainland China
semi_Choice: yes
1.Product Name: Solder Paste
Description
Usage: Used for products with certain SMT processes or high temperature resistance
Flux:Lead free and halogen-free, with no resistance value, suitable for mobile phone repair, precision component repair, etc
2.
Primary Composition: Type: Sn99Ag0.3Cu0.7 (Tin-Silver-Copper Alloy)
3.
Melting Point: 217°C
4.
Particle Size: MESH: 20-38μm
Product Characteristics
1.
Physical Properties:
•
Creamy paste texture
•
Maintains moisture without drying out
•
Excellent squeezability and workability
2.
Packaging Design:
•
Green tubular packaging with red cap
•
Features a specialised needle tip for precise application
•
Includes detailed illustrated usage instructions
Applications
1.
Electronics Repair: For chip repair on electronic devices such as mobile phones and computer motherboards (e.g., solder ball operations)
2.
Circuit Board Soldering: Suitable for precision component soldering and rework
3.
Electrical Appliance Repair: Maintenance and assembly of various electronic devices
Usage Method
Following the illustrated guide, the correct procedure comprises:
1.
Unscrew the tube cap counterclockwise
2.
Screw on the specialised needle tip clockwise
3.
Open the base cap
4.
Attach the nozzle for immediate use
Quality Assurance
The product complies with relevant industry standards, is suitable for precision electronic soldering tasks, and ensures soldering quality and reliability.








- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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