... , 51, 57, 63, 69, 75 and so on2. Baking Plates Size :470x325mm3. Patterns of plates : 2.5x2.5x0.9 3.0x3.0x0 ... high temperature bearing , SEW Motor ,Italy Buring Systerms.6. Material of Baking Plates:Gray Cast Iron ,Special Steel ,Copper .7. Thick ... of the biscuit :2.0mm~5.0mm8. Baking Plates temperature adjustable :Normal temperature to 2009 ...