Products | Submicron Silicon Carbide & Boron Carbide

Silicon Carbide

Typical Properties of Electrocarb 0.7 Micron
Properties	Typical Chemical Analysis
SiC	98.0%
Free C	2.0% Max
O	1.0% Max
N	0.04% Max
Si (Metallic)	0.63% Max
Fe	1000 pprn Max
Ca	200 pprn Max
Mo	200 pprn Max
Al	550 pprn Max
Zr	50 pprn Max

Typical Physical Properties
Physical Apparent Gravity	3.184 gms/cc
Surface Area	m2/g : BET 12.0 – 18.5
Particle Density Range g/cc	3.1 – 3.2
Knoop Hardness (100 gm)	2900
Melting Point Sublimes	(decomposes at approx 2600 deg C.)

Boron Carbide

Typical Properties of Electrobor 0.7 Micron
Properties	Typical Chemical Analysis
B	77.41%	Wet Chemistry
B203	0.019%	ICP
Boron + Carbon	99.01%	Calculation
C	21.6%	Leco Furnace
Fe	0.132%	XRF
O	1.784%	Leco TC-300
N	0.36%	Leco TC-300

Typical Physical Properties
Physical Apparent Gravity	2.51 gms/cc
Modulus of Rupture	44,000 psi
Modulus of Elasticity	65 x 10 (6)
Knoop Hardness (100 gm)	2900
Compressive Strength	200,000 psi
Vapor Pressure	Very small below 2800oC
Thermal Expansion	5x10 (4)

The information contained in this data sheet has been determined through the application of accepted engineering practice and is believed to be reliable. Since the conditions of application and use of our products are beyond our control, no warranty is expressed or implied regarding accuracy of the information, the test results to be obtained from the use of the product, or that such use will not infringe on any patent. This information is furnished with the express condition that you will make your own tests to determine the suitability of the product for your particular use.

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