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Electrofused Azs Blocks for Glass Furnace & Frit Kilns
Nov 23, 2017

Basic Info

Product Description

  • Model NO.: AZS 33, AZS 41

  • Feature: Long Time Materials

  • Shape: Block

  • Application: Glass Furnace, Frit Kilns, Skid Rails

  • Trademark: ACRC

  • Origin: China

  • Refractoriness (℃): 1770< Refractoriness< 2000

  • Type: Refractory Material

  • Material: Alumina-Zirconia-Silica

  • Picture Description: Glass Furnace Melting Tank

  • Specification: ISO9001

  • HS Code: 69022000


Typical Chemical Composition         
Item    Unit  AZS 33 AZS 41 
Al2O3   % 48.9 43.9
ZrO2   33 41
SiO2   16 13
Na2O 1.3 1.1
CaO+MgO+K2O+B2O3 0.6 0.8
Fe2O3+TiO2 0.2 0.2
typical Mineral composition        
vitreous phase   % 19 16
corundum    48 43
baddeleyite   33 41
Physical properties:        
      AZS 33 WS AZS 41 WS
Minimum Bulk density guranateed   g/c.m 3 3.84 4.1
Apparent porosity Max. % 2 1.3
 Melting glass erosion resisiting speed at static state(normal soda-lime glass, 1500 o C*36h) Max. Mm/24h 1.6 1.3
Temprerature of glass leaching  Min. o C 1400 1400
Bubble separation ratio (normal soda-lime glass, 1300 o C*36h) Max. % 2 1
Exudation  (Volume %) (1300 o C*36h) Max. % 3 3
Unit volume  Min. RC g/cm 3 3.4  
VF g/cm 3 3.7 3.92
Cold crushing strength Min. kg/cm2 2000 2000
refractoriness under load o C Min. o C 1700