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IPI PRODUCT SPECIFICATION

CALCIUM SILICIDE
MIL-C-324C, TYPE II

Chemical formula: CaSi2
CAS no: 12013-56-8
UN no: 1405


Properties
Units
Values
Test Method
 
 
Min
Max
 
Moisture
%
-
0.1
4.2.4.1
Silicon (as Si)
%
60.0
-
4.2.4.2
Calcium (as Ca)
%
30.0
-
4.2.4.4
Iron (as Fe)
%
-
3.8
4.2.4.3
Metallic iron (as Fe)
%
-
-
4.2.4.6
Total silicon, calcium, and iron
(as Si, Ca, and Fe)
%
-
-
4.2.4.5
Alkalinity (as CaO)
%
-
-
4.2.4.7
Carbides and phosphides
cm3/10g
-
-
4.2.4.9
Free carbon
%
-
-
4.2.4.8
Sieving:
 
 
 
 
- Retained on a 150µm sieve
%
-
1
4.2.4.10
- Passing on a 150µm sieve
%
-
-
4.2.4.10
- Retained on a 106µm sieve
%
-
1
4.2.4.10
- Retained on a 75µm sieve
%
6
12
4.2.4.10
- Passing on a 63µm sieve
%
-
-
4.2.4.10
- Retained on a 45µm sieve
%
25
50
4.2.4.10
- Passing on a 45 µm sieve
%
40
65
4.2.4.10
IPI Specification No: 10203

This specification meets the requirements of Military Specification MIL-C-324C dated August 30 1983.


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