Manufacturer, custom toll processor, and global distributor of higher tech specialty chemical raw materials (powders, foils, and wires). Fax: 1-401-433-7001.

 

Reade Advanced Materials offers:

Silicon Nitride Powder

 

Reaction Formula: 3Si + 2N2= Si3N4

Chemical Formula: Si3N4

Gray to white in color. High temperature strength, superior toughness, strong hardness, excellent abrasion resistance, good thermal shock resistance, smaller thermal expansion coefficient, good corrosion resistance, smaller shrinkage by reheating, good chemical resistance, and good high-temperature insulation properties.

Typical Chemistry: Si= 59.4 and N= 38.2

Pieces, targets, granules, and various powder distributions down to as small as 5 to 15 nanometers

Molecular Weight (g/mol.) 140.28
Theoretical Density (g/cm3) 2.2- 3.2
Loose Bulk Density (lbs./ft3) 0.35- 0.60
Specific Heat @25C (cal/g-C) 0.17
Melting Point (C) (subliming & decomposing) ~1900
Young's Modulus (kg/mm2) <3.2x10
Surface Area (m2/g) 8.5-15
Thermal Conductivity @20C (cal/s-cm-C) 0.08
Mohs Hardness @20C >9
Thermal Shock Resistance (Delta T, deg.C) 850
Crystallography a=trigonal & b=hexagonal
Electrical Resistance(ohm-cm) >10 10

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Heat engine parts, power generating turbines, machine bearings, heat and corrosion resistant jigs, plastics filler, high temperature insulation materials, special refractories, surface reforming, and electronic materials

50 lbs. net weight bags, drums, and bulk bags

Yes. For further information please call the E.P.A. at 1.800 535.0202

12033-89-5


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