Alabaster, AL • Lancaster, SC • Milwaukee, WI

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A Supreme Experience from Order to Delivery

Supplying Quality Mold Ready Sand Cores to the Foundry Industry Since 1978.

QUALITY IS OUR PRIORITY

All Supreme Cores locations are ISO 9001 certified. Our labs run Loss on Ignition (LOI), mold strength and surface hardness testing, and hot tensile testing as required to maintain quality and meet customer requirements.

“SUPREME” EXPERIENCE

Our business is core production. You are in the business of selling castings. Optimize your profitability by focusing your time, money and people on the things that can improve your profitability.

ALL-INCLUSIVE PRICING

We do not believe in surprises when it comes to core cost. We offer you a “Firm” price for the cores so you know your core costs before we start.

JUST-IN-TIME
CORES

From custom in-house packaging to our dedicated core delivery fleet, Supreme Cores gets you quality cores when and where you need them.

SUPERIOR CUSTOMER SERVICE

We are committed to a partnership with our customers. Our experienced team provides the technical advice along with order support.

OFFERING 4 SAND CORES PRODUCTION PROCESSES

Our array of machinery produces quality cores that meet all shapes, sizes and configurations needed for our customers, large or small.

Shell Process

Formed by blowing resin-coated sand into a heated core box, forming a strong, precise, and lightweight shell ideal for intricate castings.

No-Bake Process

Made by mixing sand with a resin and catalyst that hardens at room temperature—no heat or gas required.

SO₂ Process

Uses an epoxy resin cured with sulfur dioxide gas to create strong, precise sand cores quickly and efficiently.

Isocure Process

Rapidly cured at room temperature using amine gas, producing strong, precise sand cores ideal for high-volume casting.