High Purity Solder Alloys & Lead-Free Solutions for Electronics Manufacturing
Manufacturing Since 1987 | ISO Certified | Approved by BEL, BHEL, ITI & Defence
About Choice Solder Division
✔️ Established in 1987
✔️ 100 MT per month expansion
✔️ 354+ active customers
✔️ In-house extrusion process
✔️ Zero defect objective
Our Product Range - Solder
Available in multiple alloys and core types for robust electrical joins.
High-purity bars in various sizes for industrial soldering needs.
Reliable SAC305, SN100C paste for SMT applications.
Various flux chemistries for solder activation and improved wetting.
Why Choose Choice Solder
QUALITY CONTROL & SPECIFICATIONS
Precision engineering backed by state-of-the-art testing and rigorous quality assurance
Advanced Laboratory Facilities
Our in-house laboratory is fully equipped with the latest analytical equipment, including a fully computerized Atomic Absorption Spectrophotometer that delivers results with three-decimal accuracy, ensuring the highest standards of precision in our quality control processes.
Stringent Quality Control System
At each and every stage of production, materials pass through our stringent quality control system. Any possibility of substandard production is prevented on the production floor itself through strict quality protocols. We maintain complete testing capabilities for all impurities in solder alloys.
SOLDER ALLOY SPECIFICATIONS
Precise composition standards for optimal performance and reliability
| ELEMENT | MAXIMUM LIMIT | UNIT |
|---|---|---|
| Tin (Sn) | +0.500 | Primary |
| Copper (Cu) | 0.020 | Max % |
| Iron (Fe) | 0.020 | Max % |
| Bismuth (Bi) | 0.010 | Max % |
| Arsenic (As) | NIL | Zero Tolerance |
| Zinc (Zn) | 0.003 | Max % |
| Aluminum (Al) | 0.001 | Max % |
| Antimony (Sb) | 0.020 | Max % |
| Lead (Pb) | Remainder | Balance |
High-Performance Solder Solutions for Electronics Manufacturing
Choice Group delivers premium solder wires, bars, pastes, and flux engineered for consistent performance and reliability. With decades of manufacturing expertise, we support electronics, solar, and industrial applications worldwide. Our products ensure strong joints, excellent conductivity, and long-term durability. Manufactured using high-purity raw materials and strict quality controls. Trusted by leading brands for precision soldering solutions.
