Our Baking Plate (Disc) is used for separating the cut off wheel when hardening the cut off wheel in the oven (kiln). They are very good substitute for TEFLON Baking Plate (Disc) because they have the same function while the cost for our Baking Plate (Disc) is much more cheaper than TEFLON Baking Plate (Disc) and another advantage is that our Fiberglass Baking Plate (Disc) could enable the color of the cut off wheel look much better after heating. The specification and size details can be provided with you immediately after receipt of your inquiry.