Kester NP505-HR SAC305 No Clean, LF Solder Paste 600Gr Cart 88.5% Metals Type 4

The Kester 7040211411 is a zero-halogen, lead-free, no-clean solder paste specifically formulated to handle a wide variety of printer variables including print speed, long idle times, and a wide range of temperatures and humidities. Post-soldering, NP505-HR offers minimized defects, including head-in-pillow and QFN/BGA voiding.

• Exceeds the IPC definition for halogen-free
• Classified as ROL0 per IPC J-STD-004B
• Reflowable in both air and nitrogen
• Consistent print performance to 0.55AR (SAC305)
• Compatible with most conformal coating materials

• Series: NP505-HR
• Alloy: SAC305
• Powder Size: Type 4
• Container Type: Cartridge
• Container Capacity: 600g
• Print Durability: No significant paste degradation after 6 hours of printing
• Hot/Cold Slump Performance: Meets requirements of IPC J-STD-005B
• Flux Residue Appearance: Light clear residues