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FCT Assembly

FCT, WS889 Lead Free Water Soluble Solder Paste

FCT, WS889 Lead Free Water Soluble Solder Paste

Regular price $92.91 USD
Regular price $130.00 USD Sale price $92.91 USD
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WS889 water soluble lead free solder paste is formulated to provide minimal graping and excellent wetting qualities. WS889 displays previously unseen levels of repeatability and consistency even in a wide range of temperatures (65-85 F) and relative humidity (25-65 % RH). Residues are amber in color and can be cleaned using warm water. WS889 is a good printing paste that produces good cosmetics with clean and shiny solder joints. This product is classified ORH1.


Excellent volume transfer efficiency
High resistance to slump and dry-out, even in extreme humidity condition and RH
High speed stencil printing up to 100mm/sec
Excellent low voiding performance that exceeds IPC Class II requirement
Clear residue
Very cleanable paste residue with hot DI water (120-140F)

Production Details

Shelf Life: Typically 6-9 months.

Standard Lead Time

In stock items ship within 24 hrs.  Out of stock items typically ship within 2 - 10 working days.

Optional Container Sizes /  Please call for price and availability:

30g Syringe, 100g Syringe, 600g cartridge, 800g Pro-Flo cartridge

Email: / Phone: 206-853-5050

 CALIFORNIA PROP 65 WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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