Effects of different heat treatment temperatures on properties of Chinese calcined flint clay based plastic refractories were investigated using Chinese calcine
Bauxite-based mullite grogs were prepared with grade II bauxite (≤3 mm)and coal gangue (≤3 mm) as starting materials with formula of w(Al2O3)=68%~72%. Mill th
<正>YB/T 4128-2005 1 Scope This standard specifies the classification, brand, technical requirements, shape and dimension, test method, quality appraisal proce
<正>GB/T 3995-2006 1 ScopeThis standard specifies the classification,shape and dimension,technical requirements,test methods,quality appraisal procedure,packing