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Solder paste stirrers for SMT printing: SKC series, white and green plastic stirrers and stainless steel spatula

A solder paste stirrer (mixing blade) is an essential tool in SMT screen printing: it stops the paste from settling and separating, and stirring is the first step after a jar of paste is opened. This page lists 10 stirrers, covering the SKC standard series (four lengths), general white and green plastic stirrers, and a 6-inch stainless steel spatula, for solder paste handling on all kinds of SMT lines.

SKC series by length: SKC-39 (standard length, small / medium jars), SKC-46 (medium length, common for 500 g jars), SKC-60 (longer, for large jars or high-viscosity red glue) and SKC-76 (long, for large-capacity jars). Choose by jar capacity and depth — a stirrer that is too short will not reach the settled layer at the bottom, and one that is too long is awkward to use. The general white stirrer (L = 256 mm) suits standard SMT solder paste jars; the green series (standard and large) is often used for red glue or on lines that separate materials by colour.

The 6-inch stainless steel spatula (approx. 152 mm) is used to scoop and spread paste directly. It resists solvents better than plastic and lasts longer, but costs more. Stirrers are high-consumption items, so it is worth calculating monthly usage from the number of lines and shifts and buying in batches — this lowers the cost per piece and avoids the quality risk of an opened jar that cannot be used straight away because no stirrer is at hand.

Trademarks: SKC is a trademark of its owner. JIAHON is not the authorized distributor of SKC in Taiwan.

Stirrers (10 items)

Series / specModel / part numberDescriptionNotes
SKC seriesSKC-39Solder paste stirrerStandard length, small / medium jars
SKC seriesSKC-46Solder paste stirrerMedium length, common for 500 g jars
SKC seriesSKC-60Solder paste stirrerLonger, large jars or high-viscosity red glue
SKC seriesSKC-76Solder paste stirrerLong, large-capacity jars
General whiteL = 256 mmWhite stirrer, 256 mmStandard white plastic
General white— (ask)White stirrer (standard)For SMT solder paste
General green— (ask)Green stirrerFor anti-static or colour marking
General green— (ask)Green stirrer, largeLarge size, big jars or special needs
6-inch stainless steel— (ask)SMT screen printing spatula (stainless steel)6 in (approx. 152 mm)
General— (ask)Solder paste / red glue stirrer (green, large)General type

Selection notes

  • SKC length by jar size: SKC-39 → 100–250 g jars; SKC-46 → 500 g jars; SKC-60 → large 500 g jars / high-viscosity red glue; SKC-76 → 1 kg jars and up.
  • Colour coding: use white stirrers for solder paste and green for red glue — separating by colour reduces the risk of cross-contamination.
  • Stainless steel spatula: solvent resistant and long-lasting, for lines with higher material requirements; standard plastic stirrers cost less and are the first choice where usage is high.
  • Batch buying: one stirrer per jar of paste; monthly usage = jars of paste used per month × number of machines. Ask us for a batch quote.

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Send the models, quantities and your expected monthly usage, and we will quote the batch. Request a quote →

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