Refractory For Furnace Silica Fire Brickk

Loading Port:Shanghai

Payment Terms:TT OR LC

Min Order Qty:15 m.t.

Supply Capability:30000 m.t./month

Product Description:

General Information

The silica brick can be widely used in coke oven, hot blast furnace, glass furnace and carbon furnace. In glass industry, it is mainly employed to build the doghouse crown, suspended wall of channel, top crown and inlet sealing. In metallurgy industry, it is adopted as the nozzle brick

 

Features

1.High purity

2.Long service life

3.Accurate size tolerance

4.Pure color

5. Luster appearance

6..Good thermal conductivity
7.Good creep resistance

Application of the Acid refractory silica bricks  

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.

 

Physical & chemical indexes of the Acid refractory silica bricks

Quality silica brick for Glass kiln

Item

XBG-96

ZBG-96

DBG-95

SiO2   % ≥

96

96

96

Fe2O3 % ≤

0.9

0.9

1

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

 

Refractory For Furnace Silica Fire Brickk