FCT Assembly
FCT, WS889 Lead Free Water Soluble Solder Paste
FCT, WS889 Lead Free Water Soluble Solder Paste
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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.
Attributes
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: orders@pacwestsales.com / 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.

