Ulano Rubylith Masking Film 
 
Ideal for making stencils and positives for screen printing.
Roll is good to use in vinyl cutters.
 
Rubylith masking film 75 micron
 
Rubylith®brand masking films are "light safe" knife cut films coated onto a polyester backing sheet. These films can be cut manually or on a plotter to produce masks for film contacting and plate making and film positives for photographic stencil production.
 
Rubylith® is a red masking film, which is suited for use with orthochromatic films. Rubylith®is "safe" for use with camera speed darkroom films as well as indirect gelatin stencil films and diazo, diazo acrylic, or SBQ sensitized stencil films or emulsions. Rubylith® is primarily used in the camera and plate making operations for offset lithography, flexography, gravure, and screen processes where orthochromatic films and plates are used.
RED FILM OVER A CLEAR POLYESTER BASE
KNIFECUT MASKING FILM
EXCELLENT QUALITY, BRAND NEW CONDITION
FIRST USED BY COMMERCIAL PRINTERS AND GRAPHIC ARTISTS
BLOCKS UV RAYS
 
See our Beginners Guide on how to use this product as a stencil for screen printing, or use as a positive with emulsions.