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Ramming material manufacturers

Category:Lining material    time: 2020-06-22    Author:admin
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Dd-1 ramming compound

I. General introduction

The main components of this product are aluminum oxide, silicon carbide, carbon. It has the characteristics of high refractoriness, good resistance to slag corrosion, good heat shock resistance, high strength and convenient construction. Widely used in transfer ladle, coreless induction furnace collar seal, burner.

2. Technical data, packaging standards and storage methods

Main chemical composition AL2O3>;70.0% SIC>15% C>3%

Refractoriness () >1790 compressive strength (Mpa) Flexural strength >;25.0 compressive strength >;49.0

Line change rate (%) 1550℃×3h 10.5/-0.3

25Kg/ bag (composite bag packaging), storage period of 60 days. Store in a cool, dry place to prevent hardening.

Third, construction and baking system

1. Construction method: air stamping or hand stamping

2. Baking process

Rate of warming

temperature

Time (h)

About 40/ h

Room temperature - 50

1

20/ h

50 , 90

2

Heat preservation/h

90

1

30/ h

120

1

35/ h

120 ℃ -- 190

2

30/ h

220

1

Heat preservation for 4 h

220

4



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