PROPERTIES

SKG ULCC-45

SKG

ULCC-60

SKG

ULCC-90

Settings

Max. Service Temp.⁰ C

Max. Grain Size(mm)

% for water required for castings

BD(gm/cc) Min

(on vibrating block dried at 110⁰C)

CCS(Kg/cc²) Min

After Drying at 110⁰ C

After Firing at 800⁰/4hrs

 After Firing at 1100⁰/4hrs

After Firing at 1450⁰/4hrs

After Firing at 1550⁰/4hrs

Modulus of  Rupture Kg/Cm² Min

At 110⁰ C/24 hrs

At 800⁰ C/4 hrs

At 1110⁰ C/4 hrs

At 1450⁰ C/4 hrs

At 1550⁰ C/4 hrs

Thermal Conductivity          

(K Cal/m/hr/⁰C)(Max) Hot Face

At 400⁰ C

At 600⁰ C

At 800⁰ C

At 1000⁰ C

At 1200⁰ C

PLC % Max

At 800⁰ C/ 3 hrs

At 1110⁰ C/ 3 hrs

At 1450⁰ C/ 3 hrs

At 1550⁰ C/ 3 hrs

Chemical  Analysis

Al_2­O₃ % Min

Fe₂o₃ % Max

CaO 

Chemicals/            Hydraulic

1550

6

5.5 – 6.0

2.35

350

750

850

850

900

50

120

130

140

150

1.0

1.1

1.2

1.3

1.4

--

+0.2

+0.5

+0.7

45

1.0

1.0

Chemicals/            Hydraulic

1600

6

5.5 – 6.0

2.55

400

750

900

950

1000

55

125

130

145

160

1.5

1.6

1.7

1.8

1.9

--

­+0.2

+0.3

+0.6

60

1.2

1.0

Chemicals/            Hydraulic

1750

6

5.5     -- 6.0

3.05

450

1000

1100

1200

1400

60

150

180

200

250

1.8

2.0

2.1

2.2

2.9

--

+0.1

+0.5

+0.6

90

1.5

0.8