PROTECTING TUBES

SILICON CARBIDE

silicon carbide tubes

Part No. SIC-A-B

TOLERANCE TABLE
Overall Length
Less than 24"
24" to 45"
Over 45"
Inside Length
+/-1/8"
+/-3/16"
+/-1/4"


SILICON CARBIDE is a porous high refractory material used for protection against extreme temperature, abrasive atmospheres and direct flame impingement. "SIC" tubes cal also be used for direct immersion into molten aluminum or brass.


PART NO.
OVERALL LENGTH ("A") STOCK
SIC A - B 12" CO
18" CO
24" CO
30" CO
36" CO
42" C-
48" C-

A = Tube Length in inches.
B = Collar Designation: (with Collar, "C", i.e., SIC-24"-C; without Collar, "O", i.e., SIC-24"-O)
Stock Designation: "C" = Stocked with Collar; "O" = Stocked, no Collar.


PHYSICAL PROPERTIES:

Major Constituent:
Silicon Carbide (SiC)
Dry Abrasion Resistance Index:
1.0
Maximum Usable Hot Face Temperature:
In Oxidizing Atmosphere: 1650¡ÆC (3000¡ÆF)
In Inert Atmosphere: 1650¡ÆC (3000¡ÆF)
Bulk Density:
2.58 g/cm3 (3800 lb/in2)
Modulus of Rupture:
267 kg/cm2 (>20,000 lb/in2)
Compressive Strength:
>1406 kg/cm2
Thermal Conductivity:
@ 1204¡ÆC (2200¡ÆF)
15.7 W/m ¡ÆC
(109 Btu in/hr ft2 ¡ÆF)
Coefficient of Linear Expansion:
@ 20-1538¡ÆC (68-2800¡ÆF)
4.68 x 10-6 mm/mm ¡ÆC
(2.6 x 10-6 in/in ¡ÆF)
Thermal Shock Resistance:
Very Good
Acid Resistance:
Good (except hydroflouric)
Permeability:
nil
Apparent Porosity:
14%
Electrical Characteristics:
Semi-Conductor


For more information regarding Protecting Tubes and Thermowells
Consult your Marlin Catalog, pages D-0 to D-13.

If you do not have a Marlin Catalog - Click Here!

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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