Blast furnace refractory

Refractory material for electric furnace Bessemer refractories Ladle refractory Tundish refractory material Blast furnace refractory Molten iron pretreatment Raw material series RH snorkel Refractory material for aluminium plant Refractory materials for electric power industry

Main groove, swing groove spray feed

Physical and chemical indicators:

Index	MgO	CaO	Flexural strength(Mpa)		Line rate of change(%)	Granularity(mm)
Brand	（%）	（%）	100℃×24hr	1500℃×3hr	1500℃×3hr	Granularity(mm)
PBL-1	≥80	3-5	≥0.5	≥2.5	-1	0-3
PBL-2	≥82		≥0.5	≥2.5	-1	0-4

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