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CARBON PRODUCTS

Our premier line of carbon products is offered under the DiaCarb name. We provide various high-quality grades of DiaCarb to suit your specific fuel and metallurgical applications, including Graphite, Petroleum Coke, Anthracite Coal, Metallurgical Coke, and Injection Carbon.

Graphite

DiaCarb 23 and its derivatives are ultra-pure, low sulfur, graphite in various sizes for addition to cast iron and steel. 

PETROLEUM COKE

  • Calcined Petroleum Coke

  • Green Petroleum Coke 

  • Sponge

  • Needle

  • Shot

  • Fluid 

ANTHRACITE COAL

Available in various sizes. For moisture sensitive applications, the coal can be dried to remove excess moisture. Custom packaging is available based on your specific needs.

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  • Stove

  • Nut

  • Pea

  • Buckwheat

  • Rice

  • Barley

  • Buckwheat #4

  • Buckwheat #5

METALLURGICAL COKE

Offered in all sizes for any application. Shipping available by truck, rail, barge, or vessel.

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  • Foundry

  • Blast Furnace 

  • Nut

  • Buckwheat

  • Rice (mini buckwheat)

  • Breeze

  • Flour

FOUNDRY COKE

Domestic SunCoke Foundry Coke

Proprietary Injection Carbon

HWC03™

©2026 by Hickman Williams & Company - View our terms here

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