Iron Chips Fillings for Blast Furnace

Update: 2015/11/15      View:
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Introduction

Composed of chamotte powder,iron chips and fine metal,the fillings are used for filling gaps between the cooling walls,between the steel bricks on furnace throat and gaps beteen cooling wall and taphole,tuyere and slag notch. 

Index
Item
WTT
Curing time(25℃),h
6~12
Bulk density , g/cm3
≥3.5
Common compressive strength , MPa
800℃×3h
≥7
110℃×24h
≥8
Permanent linear change,%(800℃×3h)
0~+0.5
Thermal conductivity ,  W/m.k
≥12

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