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RrefSet - 50



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Product Description

RrefSet - 50

 



PRODUCT:

RREFSET - 50

TYPE:

50% ALUMINA AIR SETTING MORTAR

NATURE OF BOND :

HYDRAULIC

INSTALLATION:

VIBRATION CASTING

 

 

GENERAL PROPERTIES

 

RAW MATERIAL BASE:

CALCINED CLAY & HIGH ALUMINA GROG

MAX. SERVICE TEMP.

12500C

MAX GRAIN SIZE:

0 - 0.5 mm

WATER REQ. FOR CASTING:

10.5-11.5%

REVERSIBLE THERMAL EXPANSION:

0.55% at 10000C

 

 

CHEMICAL ANALYSIS,%

TYPICAL ACTUAL 

AL2O3

50.50      50.00 min.

SiO2

34.70               -

FE2O3

3.50            4.00max

TiO2

6.60               -

CaO

8.00               -

LOI

0.40               -

 

 

PHYSICAL PROPERTIES

 

Bulk density, g/cc

 

after drying at 1100C/24 hrs

2.22         2.20 min

CCS, kg/cm2

 

after drying at 1100C/24 hrs

425          400 min

after heating at 8000C/3 hrs

300            -

after heating at11000C/3 hrs

225            -

after heating at 14500C/3 hrs

 

after heating at 15000C/3 hrs

 

after heating at 15500C/3 hrs

 

MOR, kg/cm2

 

after drying at 1100C/24 hrs

60            -

after heating at 8000C/3 hrs

30            -

after heating at11000C/3 hrs

25            -

after heating at 14500C/3 hrs

 

after heating at 15000C/3 hrs

 

after heating at 15500C/3 hrs

 

% Retained on maximum size

 2          5max

 

 

THERMAL PROPERTIES

 

Refractoriness, Orton/0C

+16/+1491  +1450 min.

PLC,%

 

after heating at 8000C/3 hrs

-0.12         -

after heating at11000C/3 hrs

-0.15       -

after heating at 14500C/3 hrs

 

after heating at 15000C/3 hrs

 

after heating at 15500C/3 hrs

 

HMOR at 14000C, kg/cm2

 

Thermal conductivity, Kcal/m hr0C

 

At 4000C HF

0.75            -

At 6000C HF

0.80            -

At 8000C HF

0.86            -

 

 

Packaging:

50 Kg bags

Storage life:

9 months

Delivery state:

Dry



 

Product Code : 1008

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