Features:1) Used in producing electronic ceramics2) Good quality

Features:1) Used for electronic ceramics PTC and capacitor producing 2) Good quality

Features:1) Used for electronic ceramics PTC and capacitor producing2) Good quality

Features:1) Can be used for oven and other kitchen equipment2) Good quality

Features:1) Can be used for oven and other kitchen equipment2) Good quality

Features:1) Can be used for oven and other kitchen equipment2) Good quality

Features:1) Can be used for oven and other kitchen equipment2) Good quality

Features:1) Uses carborundum in the center layer to oxidize the aluminum2) Compound product3) Good hot conductibility and heat loads4) Oxidizes aluminum stably5) Used for kiln to produce manganese zin

Sandwich Boards can withstand hign working temperature. Its lifetime is long.