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  • Heavy Refractory Castables
  • Heavy Refractory Castables
  • Heavy Refractory Castables

Heavy Refractory Castables

Introduction

Heavy refractory castables are mainly used as linings and sealing materials for industrial furnace thermal equipment. The refractory castable has high acid resistance, corrosion resistance, thermal shock resistance, abrasion resistance and peeling resistance. It is suitable for small blast furnace hearths in cement kiln, power frequency induction furnace melting tank, soaking furnace desulfurization hood, blast furnace duct rotary kiln and Various flue, acid, tank and other parts. Applications: Industrial furnace wall lining or high temperature industrial furnace backing insulation layer, elec

1. It has strong medium temperature strength and is convenient for construction;
2. The structure is compact and the high temperature performance is good;
3. Shorten the construction period and reduce the labor intensity

zhengzhou Jansincere refractory Co., Ltd.

Jansincere Refractories always firmly believe that the intention to do the product, adhere to product innovation, and ultimately to win the trust of customers

Technical Index

Item

Unit

Index

 

 

 

Al2O                 ≥

%

50

SiO2                   ≥

%

39-45

Bulk Density          ≤

g/cm³

2.4

Max Service Temperature         ≥

1500

 

Linear Change on Reheatng

900℃×3h

 

%

1000(℃)) -0.1

 

1200℃×3h

 

-

 

1500℃×3h

 

±0.3

 

Modulus of Rupture

110℃烘干

M·pa

10

 

 

 

9

 

1200℃×3h

 

 

Crushing Strength

110℃烘干

M·pa

90

 

1200℃×3h

 

70

Thermal Conductivity             ≤

W/m·k

1.25

(800±25℃)

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