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Multisiliceous refractory products for furnaces of anodes

Multisiliceous refractory products

Multisiliceous refractory products for furnaces of anodes are designed for laying of furnaces of anodes, used in electrolysis for the production of primary aluminum.

Technical characteristics

 

Norm for mark

 

BorABF

ТS 14-194-315-15

Mass fraction, %:

Al2O3, no less

Fe2O3, no more

 

50

1,7

Compressive resistance, N/mm2, no less

50

Open porosity, %, no more

15

Residual changes in the sizes during heating, %, no more than, at the temperature:
1400 °C


0,4
 

Onset temperature of softening, °C, no low

1450

Thermal resistance (1300 °C - вода), thermal cycling , no less

4

Limit deviations for the dimensional deviations (mm)

 Product size

Indicator value

up to 100 inclusive

±1,0

over 100 to 250 inclusive

±2,0

over 250 to 275 inclusive

±2,5

over 275

±3,0

The form and product size are made according to the drawings of the customer

 

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