Whytheat A 90% Alumina Dense Castable

Product Type

Whytheat A

Nature of Bond

Hydraulic

Installation

Vibration Casting

General Properties

Max. Service Temperature

1700° C

Maximum Grain Size

5 mm

Water Required For Casting

8.0-10.0%

Chemical Analysis %

Typical Value

Al2O3

85-90

Fe2O3

0.8- 1.5

CaO

5.5 - 6.5

Physical Properties

Bulk density

g / cc

After drying at 110°C/24 hrs

2.65 - 2.80

CCS, kg/cm2 After drying at 110°C/24hrs

600 - 700

After heating at 1100°C/3 hrs

300 - 400

After heating at 1550°C/3 hrs

650 - 800

% retained on max. size

0-5

Thermal Properties

Refractoriness, Orton / °C

+37/1820

PLC%

After heating at 1100°C/3 hrs

-0.40 TO +0.20

After heating at 1550°C/3 hrs

-1.00 TO -2.50

Packaging

25 kg bags

Storage life

6 months

Delivery state

Dry