Gilsonite improves sand density, water requirements and strength (green, dry, baked, and hot). Gas evolution curves show that Gilsonite volatilizes more rapidly than sea coal. Gilsonite has the same total volatiles as sea coal at one-third the additive level.
Foundry Sand Additive
Ingot Mold Coating
Briquette or Pellet Binder
|Softening Point (ASTM E28-92)||160-182°C ( 320-360°F)|
|Ash (ASTM D271-70 M)||3.2%|
Moisture (AGC Method)
|5.0% Maximum - 2.0% Maximum
|Penetration (25ºC, 100 gm, 5 sec.)
|Color in Mass
|Flash Point (COC)
|| 316ºC; 600ºF
|BTU per pound
|Volatile Combustible Matter at 1900ºF, ASD271-4||81%|
|Lustrous Carbon Content||35-38%|
|Typical Elemental Analysis, Weight %|
|Silicon, Nickel, & Trace Elements||0.30%|
|Typical Particle Sizing|
|% Retained (Cumulative)|
|Super Coarse||Small Lump||Semi-Pulverized||Pulverized|
Gilsonite Foundry Grade is available in 50 lb. and 25 kilo net multi-ply paper bags which may be palletized and stretch wrapped. It is also available in bulk loaded trucks, containers, and a variety of bulk bag sizes.
HEALTH & SAFETY
Gilsonite is a naturally occurring hydrocarbon. There is no known history of dermatitis, lung disease or other health problems associated with handling of Gilsonite as supplied. Dusts are subject to combustion. Normal precautions used with flammable materials apply.