Henan Lite Refractory Material Co.Ltd.

Stone Broken Machine Manufacturers China

Hot Products

  • fire clay brick

    fire clay brick High mechanical strength,Good thermal shock resistance;

  • AZS Bricks

    AZS Bricks AZS arch crown refractory block/brick is manufactured using high quality zirconia and zirconium corundum clinker raw materials with ceramic and chemical bonding.It is shipped underhigh pressure and fired with high temperature with scientific

  • Mullite insulation brick

    Mullite insulation brick Light weight mullite insulating brick is made from pure mullite and adding alumina powder according to different type sintering in high temperature.

  • Refractory cement

    Refractory cement Refractory cement also is called bauxite cement,high alumina cement,aluminate cement. 1.General refractory cement:made by high alumina bauxite and limestone materials 2.High pure refractory cement:made by industrial alumina and limestone Fea

  • High alumina castable

    High alumina castable Made from high alumina aggregate, refractory powder, binders and other additives. Features high mechanical strength,good thermal shock resistance,abrasion resistance, application mainly used as liner of furnace, blast-furnace,heating furnace

Corundum castable



►Technical Data:
index High purity corundum High strength corundum Alumina Bubble High purity Al-Cr
GJ-1 GJ-2 GJ-3 GQJ GGJ
Chemical composition(%) AL2O3 ≥95 ≥90 ≥93 ≥95 ≥95
SiO2 ≤0.4 ≤0.4 ≤0.5 ≤1 Cr2O32-5
Max working temp.(℃) 1800 1800 1700 1800 1900
Bulk density after burn
(g/cm3
≥3.1 ≥3.0 ≥2.9 ≥1.3 ≥3.0
Linear change rate after burn
%(1500℃×3h)
±0.5 (1100℃)0.1-0.3 (1500℃) ±0.5 (1500℃) ±0.5 -0.4-0.7
Rupture strength
(MPa)
110℃×24h ≥60/≥9 ≥60/≥8 ≥40/≥7 ≥8/≥3 ≥25/≥5
1100℃×3h ≥80/≥10 ≥70/≥9 ≥80/≥15 ≥15/≥4 --
1500℃×3h ≥100/≥15 ≥100/≥10 -- ≥15/≥6 ≥85/≥16

Max aggregate size

(mm)
5-6 3 3 5 5-6
Water dosage(%) 5-6 5-6 6.5-7.5 9-12 5-6
Application
 
Carbon reactor, Rh vacuum refining equipment.
 
Petroleum industry, chemical fertilizer industry kiln - resistant non-reducible place
 
Oil catalytic cracking unit cyclone - resistant lining.
 
Single layer insulation lining
 
Hard carbon black reactor.
 


►Application:
mainly used in heat treatment furnace,heating furnace,soaking pit furnace,tundish slag dam weir,seconclary refining and the catalytic cracking unit etc key part of kiln furnace and thermal equipment.

►Delivery:

Packing:
1.Plastic bag(25kg), Kraft bag (25 kg), Plastic bag(1 ton);
2.1 ton on pallet with plastic film
3.As per customer’s request

Delivery Time:
1.Samples:4 days for samples;
2.Batch goods:Within 10-20days.



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