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  • Silica Brick

Silica Brick

  • JK-96 SiO2 % ≥ : 96
  • JK-96 Fe2O3 % ≤ : 1.0
  • JK-96 Refractoriness °C≥ : 1710
  • JK-96 True density g/cm3 ≤ : 2.34
  • Quantities can be customized

Product details:location : Home > Products > Silica Refractory

Features:
1. High refractoriness.
2. Have a good fight acid slag erosion ability.
3. High volume stability.

Physical and chemical index:
General silica brick:Siliceous refractory products used for various large coke oven, glass kiln stove, hot air stove, etc.
Item JK-96 JK-95 JK-94
SiO2 % ≥ 96 95 94
Fe2O3 % ≤ 1.0 1.2 1.4
Refractoriness °C≥ 1710 1710 1690
Apparent porosity % ≤ 22 22 24
Cold crushing strength Mpa ≥ 29.4 24.5 19.6
Refractoriness under load, 0.2MPa, °C≥ 1660 1650 1640
True density g/cm3 ≤ 2.34 2.35 2.35

Silica brick for Hot-blast stove
Item Dome wall brick Checker
SiO2 % ≥ 95 95
Cold crushing strength Mpa ≥ 35 30
Apparent porosity % ≤ 22 23
Creep rate(0.2MPa,1550°C,50h)% ≤ 0.8 0.8
True density g/cm3 ≤ 2.35 2.35
Thermal expansion(1000 °C)% ≤ 1.26 1.26

Quality silica brick for Glass kiln
Item XBG-96 ZBG-96 DBG-95
SiO2 % ≥ 96 96 96
Fe2O3 % ≤ 0.9 0.9 1.0
Apparent porosity % ≤ 22 23 24
Permanent linear Change 1450 °C,2h % ≤ 0.3 0.3 0.3
Refractoriness under load, 0.2MPa, °C≥ 1680 1680 1670
True density g/cm3 ≤ 2.34 2.34 2.35
Cold crushing strength Mpa ≥ 35 30 30
Single weight kg ≤15 >15—≤25 >25—≤40

Silica brick for coke oven
Item Furnace bottom,Furnace wall Other
SiO2 % ≥ 94 94
Cold crushing strength Mpa ≥ 30 25
Apparent porosity % ≤ 22. 24
Refractoriness under load, 0.2MPa, °C≥ 1650(Cementation silica 1620) 1650(Cementation silica 1620)
Permanent linear Change 1450 °C,2h ≤ 0—+0.2 0—+0.2
True density g/cm3 ≤ 2.34 2.35
Thermal expansion(1000 °C)% ≤ 1.28 1.30

Size:
Common shape:
refractory bricks:230X114X75mm,230X114X65mm, etc. As requested
refractory tiles:230x114x32mm,230x114x40mm,230x114x50mm, etc. As requested
refractory slabs :300X400X75mm,etc. As requested
refractory anchor beicks:9",10",12" ,etc. As requested 

Special shape:
Side arch bricks: 230x114x75/70mm,230x114x75/65mm,230x114x75/50mm,etc.As requested. 
End wedge bricks:230x114x75/70mm,230x114x75/65mm,etc.As requested
 
Special size
Refractory tiles: 200x100x50mm,200x100x75mm,220x110x30,230x115x32mm,250x123x32mm,
465x115x65mm, etc. As requested
 
Refractory bricks: 220x110x60mm,230x115x65mm,230x115x75mm,230x150x65mm,230x150x55mm,
230x172x75mm,220x165x60mm,230x172x65mm,250x187x65mm, etc. As requested
 
Side arch bricks: 230x172x112/88mm,230x172x106/94mm,230x172x100mm ,etc.As requested
Refractory double bricks:220x220x60mm,230x230x65mm,250x250x65mm,etc.As requested
Anchor brick:310x116/102x102mm,380x116/102x102mm ,etc.As requested 

Application:
Silica brick is mainly used for Coke oven, glass kiln, hot-blast stove, tunnel kiln,Acidic furnace non-ferrous metal smelting and some other thermotechnical equipment in good furnace building materials.


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