The alumina ceramic tiles for vulcanization including: - Square tile: 10x10x2~10mm, 17.5x17.5x2~15mm, 20x20x2~15mm, 33x33x7~25mm, etc. - Ceramic Plate: 100x100x6~50mm, 150x100x6~50mm, etc. - Hexagonal tile: S12xT3~20mm, S19xT6-25mm - Dimple tiles: 20x20x4-10+1(with 5 dimples), 20x30x5~15+1(with 18 dimples), 20x20x5-10mm( with 13 dimples) - Ceramic Block: 40x40x40mm, 32x32x22mm, 38x38x38mm,etc. - Ceramic Cylinder/rod: 6x6mm,13x13mm,20x20mm, 31x31mm,50x50mm etc.