Quick drying water­ washable mask. Quickly and easily removed with in­line and batch cleaning systems. NOTE: Not for use in closed-loop systems with filtration or DI system. 

WonderMASK W has a number of useful applications in PCB assembly:

Thru-hole masking – Prevent soldering open holes in a wave soldering process by covering with WonderMASK. All of the masks listed below are well suited for this application.
Temporary component adhesive – WonderMASK can be used to tack down components on double-sided PCBs.

All Techspray WonderMASK products have the following advantages:

• Withstands lead-free soldering temperatures up to 640°F (343°C) in wave soldering process
• RoHS compliant

Features & Benefits:

• Water washable
• Non-corrosive
• Low odor
• Nonflammable 

Technical Data Sheet

MSDS