White Refractory Sillimanite Orifice For Glass Furnace Feeder Channels

With the assistance of skilled and dedicated professionals, we are eminent Exporter, Manufacturer, Distributor & Supplier of Refractory Sillimanite Orifice for Glass Furnace Feeder Channels in Zibo, Shandong Sheng, China.
Features:
The sillimanite brick is made of sillimanite minerals.After high temperature calcination,it become mullite and dissociate silicon dioxide. Generally use high-temperature firing method and slurry casting method to produce.

1.Good thermal stability.
2.Strong resistance to chemical attack.
3.It is the first choice of stable material for glass forming.

Types Of Sillimanite Products
Item Index
Al2O3(%) >60
SiO2(%) a 37
Fe2O3 a 1
Refractoriness a >1790
0.2Mpa Refractoriness under load a 1500

Reheating linear change % 1400a x2h 0.15
-0.5
Apparent porosity % a 25
Bulk density 2.2-2.4
Cold crushing strength Mpa >50
Sillimanite product Forehearth brick, trough, rotating tube, spout, stirrer, punch, barrel, guard brick, burner brick,
beam plate brick, etc.


Application The discharging hole of glass tank furnace;
Forehearth and gob feeder for glass tank furnace; The furnace lining, furnace throat for blast furnace; Kiln furniture for ceramic industry.