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Furnace Repair Materials

 

 

Chemical Composition/%

Product Type

JFF-DHL-78P

JFF-DRL-30

JFF-70FRIT

MgO

≥75

≥82

63~69

CaO

13~17

8~12

24~29

Fe2O3

4~6

4~6

4~6

Al2O3

≤0.6

≤0.6

≤0.6

SiO2

≤1.5

≤1.5

≤1.5

Particle Size/mm

0~6

0~6

0~6

Physical Property

Compression Strength under Normal Temperature after Burning/Mpa

1300℃,3h

≥10

≥10

≥8

1600℃,3h

≥35

≥35

≥35

Change Rate of Line after Burning/%

1300℃,3h

0~-0.5

0~-0.5

0~-0.5

1600℃,3h

-1.0~-3.0

-1.0~-3.0

-1.0~-3.0

Combined Characteristic

Ceramic Combination

Production Introduction

    This product uses synthesis process and is obtained from balling and burning in high temperature, which will form a solid and complete sintered layer in high temperature. Good in hot patching nature, it is widely used in the hot patching of the bottom and slope of UHP, HP, RP and DC electric stove and open-hearth furnace.

 

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