Product Overview

ALPHA WS-826 is a water-soluble, lead-free, zero-halogen solder paste formula designed for excellent environmental stability. It provides a combination of consistent print performance at elevated humidity conditions, excellent solderability, and ease of post reflow residue cleaning.

ALPHA WS-826 is a stable water-soluble formula, providing consistent stencil life, tack time and print definition. It is classified as ORM0 flux under IPC J-STD-004B.





Product Features

  • 8-hour stencil life at ambient and elevated environmental conditions up to 30C/70% RH
  • Highly cleanable with Batch and Inline aqueous systems
  • Wide print and reflow process window
  • Reflowable in air and nitrogen conditions
  • Available in SAC 305 Type 5 powder size for fine feature applications


Technical Bulletins
Documentation icon - Technical Bulletin

Alpha WS-826 Solder Paste Technical Bulletin English

Documentation icon - Technical Bulletin

Alpha WS-826 锡膏 技术公告 简体中文

Product Flyers
 Documentation icon - Flyer

ALPHA WS-826 Solder Paste Flyer English

 Documentation icon - Flyer

Alpha WS-826 锡膏 宣传页 简体中文

8 hour stencil life under elevated processing conditions

ALPHA WS-826 is engineered to provide long stencil life for stable assembly process. This paste is capable of >60% transfer efficiency consistently under ambient condition for up to 8 hours.

Under extreme condition of 30C/70% RH, ALPHA WS-826 manifest's stability by maintaining consistent transfer efficiency up to 8 hours.

WS-826_Stencil Chart
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