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Qualitek 863 Lead Free Solder Paste

Qualitek 863 solder paste

Qualitek 863 solder paste

MPN: DSP 863

A Qualitek SAC305 no clean solder paste exhibiting excellent soldering properties. Available in 250g and 500g jars.

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Note: Currently not available for delivery to Europe Zone 3, Europe Zone 4, Europe Zone 5, Europe Zone 6, Guernsey, Jersey and Australia, Brazil, Canada, Hong Kong, Malaysia, Mexico, New Zealand & USA.

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from $43.14 ex VAT($51.77 inc VAT)


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Product Description

The Qualitek 863 no clean lead free solder paste is an excellent product for SMT component placement. With a flux and activators giving excellent wetting, long tack time on a printed board, long stencil life and resistance to hot slump through reflow, the 863 No Clean solder paste is the answer.

Excellent wetting on all PCB surfaces

Excellent resistance to hot slump

Available as a type 3 and type 4 SAC305 solder paste 

89% metal loading

Reflow Profile

Qualitek 863 reflow profile


No Clean flux
Flux classification: ROL0
Alloy: SAC305 Tin Silver Copper (Sn96.5/Ag3.0/Cu0.5)
Metal loading: 88 - 89%
Melting range: 217 - 219°C
Peak reflow temperature range: 230 - 249°C
Stencil life: > 8 hours
Processable by Reflow IR or forced convection and Vapour phase

No clean solder paste. If cleaning is required use a buffered saponifier such as the Everkleen 1005 in hot water to remove residues.


Somerset Solders

Leading stockist of lead free and leaded solder wires, pastes and bar. Liquid fluxes and flux gels stocked.

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Qualitek 863 Lead Free Solder Paste