Solder paste is formulated by mixing fine spherical solder alloy powder with specialized flux at a specific ratio, acting as an effective bonding medium between electronic components. From tiny chips to complex circuit boards, solder paste delivers excellent printability and reliable soldering performance, and establishes stable and precise electrical connections at the micron scale for unobstructed current conduction.Whether for high-throughput SMT manufacturing or stringent lead-free processes with environmental requirements, our solder paste delivers superior quality suitable for diverse applications and lay a solid foundation for reliable electronic products.Every application of solder paste represents the perfect integration of technology and craftsmanship, unlocking endless potential for electronic innovation.
For customer solder paste selection, we recommend the following screening sequence: Alloy Composition – Processing Technology – Flux Type – Cleaning Method – Halogen Content – Powder Particle Size. This framework enables efficient product matching to meet customer requirements.
| Specification | Alloy | Particle Size | Viscosity Pa-s | Package | Flux Type | Halogen Content | Cleaning Method | Processing Technology |
|---|---|---|---|---|---|---|---|---|
| QW-7B0H3 | Sn63Pb37 | T4 | 170 | Can | ROL0 | 270 | Hydrocarbon Cleaner/nPB/A4625B | Stencil Printing |
| QW-F200A | T6 | 180 | Can | ROL0 | Zero Halogen (No Intentional Addition) | Hydrocarbon Cleaner | Stencil Printing | |
| QW-Q62-CP | T4 | 43 | Laser Welding Syringe | ROL0 | Zero Halogen (No Intentional Addition) | Hydrocarbon Cleaner | Laser Soldering | |
| QW-7B0H2 | T3/T4 | 183 | Can | ROL0 | Zero Halogen (No Intentional Addition) | A4625B | Stencil Printing | |
| QW-868 | T5/T6 | 52 | Jet Printing | ROL1 | 980 | nPB/A4625B | Jet Printing | |
| QW-003-607 | T3/T4/T5 | 190 | Cans | ORH0 | Zero Halogen (No Intentional Addition) | Deionized Water | Stencil Printing | |
| QW-868-2 | Sn62Pb36Ag2 | T3/T4/T5 | 40 | Jet Printing | ROL1 | 980 | Hydrocarbon Cleaner/nPB/A4625B | Jet Printing |
| QW-6B0H1 | T3/T4/T5 | 190 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | Hydrocarbon Cleaner/nPB/A4625B | Stencil Printing | |
| QW-ES-510 | Sn10Pb90 | T5 | 160 | Cans | ROL1 | 1560 | nPB/A4625B | Stencil Printing |
| QW-ES-500 | Sn10Pb88Ag2 | T4 | 140-160 | Cans | ROM0 | Zero Halogen (No Intentional Addition) | Hydrocarbon Cleaner | Stencil Printing |
| QW-Q925-CP | Sn5Pb92.5Ag2.5 | T4 | 180 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | nPB/A4625B | Stencil Printing |
| QW-280-3070 | Sn30Pb70 | T3 | 94 | Syringe | ROL0 | Zero Halogen (No Intentional Addition) | ZP-508Water-based Cleaner | Dispensing |
| QW-TS-643 | Sn43Pb43Bi14 | T4 | 186 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | Hydrocarbon Cleaner/nPB/A4625B | Stencil Printing |
| QW-Q3-CPB | SAC305 | T5 | 57 | Syringe | ROL1 | 890 | Hydrocarbon Cleaner | Dispensing |
| QW-868-3 | T5/T6/T7 | 54 | Syringe | ROL1 | 1120 | nPB/A4625B | Jet Printing | |
| QW-740-F | T3/T4/T5/T6 | 190 | Cans | ROL1 | 807 | nPB/A4625B | Stencil Printing(Dispensing) | |
| QW-M030-JAR-SP-LF | T3/T4/T5/T6 | 190 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | nPB/A4625B | Stencil Printing | |
| QW-M002-JAR-SP-LF | T3/T4/T5/T6 | 190 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | nPB/A4625B | Stencil Printing | |
| QW-Q05-CMP | Sn95Sb5 | T4 | 180 | Cans | ROL0 | 770 | Hydrocarbon Cleaner | Stencil Printing |
| QW-868-5 | T6/T7 | 50-70 | Syringe | ROL0 | Zero Halogen (No Intentional Addition) | Hydrocarbon Cleaner/nPB/A4625B | Jet Printing | |
| QW-Q10-CMP | Sn90Sb10 | T4 | 95 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | ZP-508Water-based Cleaner | Dispensing |
| QW-D35HF | Sn42Bi58 | T5 | 100±30 | Cans | ROL0 | Zero Halogen (No Intentional Addition) | nPB/A4625B | Stencil Printing |
| QW-AC72 | Ag72Cu28 | T2 | 160 | Syringe/Cans | - | - | - | Dispensing/Stencil Printing |