Alumina hollow ball heat insulation castable

Spec		Alumina hollow ball heat insulation castable
Bulk density g/cm3≥	110X24H	1350-1450
Bulk Density
Cold crushing strength/	110X24H	10/2.0
Modulus of repture Mpa	1500X3H	40313
Preheating linea change%1500x3h		-0.3~+0.3
Thermal conductivity W/m.k 815		0.35-0.80
Chemcial Content		Al2O3:70-90%
Size		0.2-3mm 90%min
Density		1.3-1.6 g/cm3
Tempature  oC		1500-1600
Refractoriness   minoC		1800

Using: Metallurgy, petrochemical, power, and building materials, the kiln and thermal equipment, General using heat insulation layer, also using work layer or load-bearing large structures.

ZHENGZHOU STEELL METALCO.,LTD is a league company by middle-small scale manufacturer of Steel & Iron Industrial Chinese mid-west province.We focusing  Steel & Iron products and raw materials research and production . We have advanced heat treatment and dense extrusion technology. We strictly controlevery production link in accordance withinternational environmental standards,so our products pollutionfree and easy to transport and use and fine in quality and low in price. For easy to transport and use, also we could: calculation and design packaging as customers yard area and specific usage. Our main functional departments: 1)First grade laboratory, 2)Can analogue scene test products- Experiment . Process Works , 3)Business office. Business office functional scope: Product sales, marketing and after-sales service; Purchasing mass goods for Steel and Iron making ;Warehouse management and import/export trade.</p>