... 30ml 50ml 100ml 150ml 200ml- 2500ml.Varieties and applicationAlumina ceramic crucible and corundum crucible include: arc alumina crucible, square ... And please give me your order according to the following order guidelines:order guidelines1.Graduations(K,N,E,J,T,S,R,N ... etc.) and working temperature2.Material demand3.Volume4.specifications ...