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 Specifications: Meets MIL-STD-2000 paragraph 5.3.18 parts a,b, and d. Call-outs: HP 8500-4214Categories: Temporary Solder Masks, WonderMASKApplications: Electronic Assembly, Soldering / DesolderingUnits Per Case: 1