SN100CV P608 D4 Paste
Superior Silver-Free SAC305 Replacement
DKL Metals, in collaboration with Nihon Superior, proudly presents the SN100CV P608 D4 solder paste, an advanced lead-free solder paste engineered as a direct drop-in replacement for the conventional SAC305 solder alloy. This silver-free solder paste offers excellent performance without the high cost of silver-bearing pastes.
Technical Specifications of SN100CV P608 D4 Solder Paste
| Specification | Details |
|---|---|
| Product Number | SN100CV P608 D4 |
| Variation | D4 (Type 4) |
| Application | General-purpose (D4) |
| Type and Features | Silver-free, Completely halogen-free, High strength, Low voiding |
| Alloy Composition | Sn-0.7Cu-0.05Ni-Ge-Bi |
| Melting Point | 221-225℃ |
| Flux | P608 |
| Flux Category | ROL0 |
| Presence of Halogen Elements | Completely halogen-free |
| Particle Size | D4 (Type 4): 20-38µm |
Features and Benefits of SN100CV P608 D4 Solder Paste
Key Features
- Direct drop-in replacement for SAC305 alloy pastes
- 100% silver-free alloy formulation for cost efficiency
- Based on proven SN100CV alloy technology
- Long 12-month shelf life for reliable inventory management
Outstanding Benefits
- Compatible with existing reflow profiles and printing parameters without adjustments
- Significant cost savings and improved joint reliability over SAC305
- Superior mechanical strength and resistance to thermal fatigue for enhanced product lifespan
- Lower voiding reduces defects and boosts process efficiency
A Smarter, More Reliable Alternative for Lead-Free Soldering
The SN100CV P608 D4 solder paste offers more than just cost savings; it delivers higher reliability in challenging soldering conditions. Its advanced microstructure improves thermal cycling resistance and mechanical stress tolerance, ensuring stronger, more stable connections.
Reduces voiding compared to conventional products.
This completely halogen-free solder paste minimizes void formation, a critical factor in mounting quality. It provides wetting performance equal to or better than halogen-containing counterparts and boasts a high-strength, silver-free alloy composition.

Left: Conventional product after reflow (X-ray photo)
Right: SN100CV P608 D4 after reflow (X-ray photo)
Take the next step today and start reaping the benefits of this brand new superior and cheaper direct replacement to SAC305!
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