I believe I scored and snapped mine. Been so long I'm not sure. But that's the way I've always handled glass.Ceramic Glass Platen Liner - for Flat Platen
Ceramic Glass Platen Liner - for Flat Platen Ceramic Platen Liner .192" thick This is ceramic fireplace glass. It holds up very well to heat and thermal shock. Use this on your flat platen to provide a very slick, smooth surface for yourusaknifemaker.com
Just choose the length required for your platen. These glass platens are hard to cut for shortening.