Chroma/Block Out 750 is a heavy-duty, water-soluble liquid blockout designed for use on all mesh sizes. Chroma/Block Out 750 offers excellent coverage as well as biodegradability, very low toxicity and zero VOCs. Product is very durable and suitable for long running jobs. Can be used in conjunction with plastisol, UV, vinyl, conventional, solvent-based inks and more. When used with water-based inks, it is advisable to test product for durability on long runs.
Bottom Line: It's no wonder we don't sell much of this - our emulsions rarely need touching up!
Using a water-resistant emulsion for water-based inks? Since Block Out 750 isn't made for WB ink, use your emulsion for touching up, but remember to expose it after drying to hold up during printing.
WARNING: This product can expose you to chemicals including sodium o-phenylphenate, which is known in the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov