What are the physical properties of refractory materials?
The physical properties of refractories include structural properties, thermal properties, mechanical properties, use properties and workability. The structural properties of refractories include porosity, bulk density, water absorption, air permeability, and pore size distribution.
Thermal properties of refractory materials include thermal conductivity, thermal expansion coefficient, specific heat, heat capacity, thermal conductivity coefficient, thermal emissivity. Mechanical properties of refractory materials include compressive strength, tensile strength, flexural strength, torsional strength, shear Strength, impact strength, abrasion resistance, creep, bond strength, elastic modulus, etc.
The use properties of refractory materials include fire resistance, load softening temperature, reburning line change, thermal shock resistance, slag resistance, acid resistance, alkali resistance, hydration resistance, CO erosion resistance, electrical conductivity, and oxidation resistance Wait. The workability of refractory materials includes consistency, slump, fluidity, plasticity, cohesiveness, resilience, coagulation, and hardenability.
