1.5MM IS INTERIOR GLUE; this means you do not get such a black burnt edge as you do on the more common exterior glue you get on Ebay
Our Plywood incorporates EN314-2 Class 1 glue which is suitable for interior (dry) conditions. Interior glue is generally considered the preferred option for materials that are to be laser cut
BR / BR grade, some mills mark this as A-A grade, Best Quality 0.8mm or 1.5mm thick Laser grade Birch plywood from Finland, for Modelling, Pyrography, Crafts, Laser cutting, Etc, Best grade plywood, from FSC sustainable sources, Manufactured with a consistently fine surface, excellent bending properties ( along with grain). Aircraft plywood is used in the manufacture of aircraft but also boats, furniture, model airplanes, model boats, doll houses, boomerangs and other toys, musical instruments. It can be painted, stained and finished like solid wood, Painting or varnishing one side only will cause stress bending, so Ideally treat both sides the same to keep it stable.
These products are for C02 lasers, if you have diode laser it is your decision to purchase. It is your responsibility to check suitability for what you buy