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Acid lining material Acid lining material

Acid lining material D series

Category:Acid lining material    time: 2020-06-22    Author:admin
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I. General introduction

170R4G acid lining material is made of pre-phase change silica sand and powder, adding a certain proportion of electromelting quartz sand, high temperature sintering agent and mineralizing agent, and using a proprietary particle size ratio. Mainly used for melting, insulation cast iron, general carbon steel coreless induction furnace lining. The product is especially suitable for the intermittent operation of large and medium induction furnace, can effectively improve the shortcomings of large expansion of the furnace lining, the furnace lining rise is small in the process of oven and use, the rapid cooling and rapid heating performance is excellent, and the crack rarely appears in the cold furnace.

2. Chemical composition: (without additives)

name

SiO2

Al2O3

Fe2O3

NaO+K2O

H2O

%

98.5 or higher

0.45 or less

0.2 or less

0.1 or less

0.5 or less

3. Physical properties

Product brand

granularity

Packing density

The recommended temperature is ° C

High operating temperature ° C

170R4G

≤8mm

1.9 2.1 g/cm3

1530-1580.

1700

4. Packaging and storage

Three layers of moisture-proof paper plus one layer of inner membrane, 25Kg/ bag. Store in a cool, dry environment for 12 months. Store in a dry environment to prevent moisture absorption.

5. Furnace building and sintering process

The correct furnace construction and sintering process is the key to the normal work of the lining. Before the furnace construction and oven sintering, please refer to the furnace oven sintering process of Hubei Anaijie Lining Materials Co., LTD.


The above Hubei Anaijie provides!

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