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Blacking Agents

metal cast partsFor Green Sand Metalcasting Foundry

Plumbago No. 118

Hill and Griffith PLUMBAGO NO. 118 is a combination of Graphites mined, processed and graded to specifications. Hill and Griffith assures quality and availability by using only major graphite sources from international markets.

Excellent for heavy casting work in iron, brass or aluminum.

Imperial Blacking

Hill and Griffith manufactures IMPERIAL BLACKING to meet specific needs of foundry applications. IMPERIAL BLACKING is composed of the highest quality carbons with additions of binders for optimum adherence to cores and molds. Hill and Griffith IMPERIAL BLACKING produces a smooth, hard refractory surface. This blacking may be used with gray, ductile, or malleable irons and copper base alloys.

Imperial Blacking is a Plumbago base blacking especially well suited for heavy metal section castings or where extreme temperatures are encountered.

 

More Details on these Blacking Agents:


Hydraulic Fluids and Specialty Industrial Lubricants

Griflube® Hydraulic Fluids biodegradable, flame-resistant and high-pressure hydraulic fluids
Griflube® Slide-Way 68 & 220 Lubricants formulated using severely hydrotreated napthenic base oils and state-of-the-art additives

 

Metalworking Fluids

Grifcut™ Metalworking Fluids heavy-duty synthetic and semi-synthetic metalworking fluids

 

Sprayers

Murphy Spray Gun rugged cast iron high-solids, sprayer that can stand up to rough treatment and still provide a reliable pattern.
Pump Up Sprayer 3.5-gallon spray unit, funnel top tank for easy fill and closure

 

Bulletins and Technical Papers

Form for requesting product bulletins and technical papers

 

Customer Service

Technical Services and Support - On-site casting defect investigations, product testing, machine start-ups and much more. Also, lab facilities are available to provide testing upon request.

Request samples
Arrange a Casting Solutions® Visit

 

Packaging & Logistics

Custom Packaging
HG Logistics LLC

 


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Green Sand Foundry News

Predicting, Preventing Core Gas Defects in Steel Castings

Predicting, Preventing Core Gas Defects in Steel Castings

Modeling and analyzing core gas evolution and metal solidification behavior can aid in the prediction and prevention of porosity caused by core gas. Article...
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Printing Long, Thin Cores for Aluminum Sand Casting

Printing Long, Thin Cores for Aluminum Sand Casting

While the use of printed sand molds and cores has become increasingly common, two researchers investigated whether longer, thinner cores could hold up during...
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Optimizing New Sand and Core Sand Additions in Foundry Green Sand Systems

Optimizing New Sand and Core Sand Additions in Foundry Green Sand Systems

The old rule for new/core sand additions is 300 lbs. per ton of metal poured, but that approach needs to be re-evaluated (and made more exact) for current...
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