Welcome to Supreme Cores, Inc.

Supreme Cores, Inc., supplies sand cores and molds to the Foundry Industry. Since 1978, we’ve provided a “Supreme” experience with all-inclusive pricing, just-in-time cores, and superior customer service.

  • Quality is our Priority

    Our quality lab is responsible for making sure our facility is running within the set parameters on a daily basis.  The lab is equipped to perform Loss on Ignition (LOI) , mold strength and surface hardness tests.  The results of these tests can be sent to you weekly in the form of an excel … [Continue Reading]

    Quality is our Priority

  • Mission Statement

    Supreme Cores is committed to working with our customers to provide cores/molds at a mutually agreed upon price with on-time delivery, at a level of service and quality that enhances the customers ability to sell the highest quality castings. Our customers appreciate the “Supreme” experience and … [Continue Reading]

    Mission Statement

  • Get a Quote Today!

    Supreme Cores would like to hear from you. If you have a question or you'd like to place an order, give us a call 414-353-7100 or visit our contact page to send an email. Orders can be placed by fax, email, or through the website. … [Continue Reading]

    Get a Quote Today!

  • About Us

    Supreme Cores, Inc. is one of the countries original “core shops” started in 1978 in Janesville, Wisconsin by Warren Grossmann. We are now in our 34th year serving as a “Friend to the Foundry Industry”. Over the years, we have evolved into the “Supreme” leader of supplying cores and molds to the … [Continue Reading]

    About Us

RESIN DELIVERY SYSTEM

Supreme Cores, Inc. Milwaukee, WI in collaboration with MT Systems in Canton, Ohio are proud to announce the installation of a Resin Delivery System, "smartBATCH," for Supreme Cores epoxy-acrylic core making process. This state of the art system allows Supreme Cores to automate the sand mixing process by using a QR Code (Quick Response Code) to accelerate the mixing process. The system using an OMCO mixer located on a load cell to … read more

CAPABILITIES

Sand Cores Capabilities

We have the ability and experience to assemble cores and ship them to our customers. We can assemble multiple cores together and successfully ship the core sets to the foundry.  We can use supplied fixtures and/or gauges to help with accurate assembly. We have routinely pasted cores and mudded parting lines to aid our customers work flow. Allowing us to do the assembly can help you save on the expense of your people assembling the cores.  Delivered cores will be mold ready which increases your throughput and it will save you floor space by … read more

QUALITY

ISO Certified Sand Cores Foundaries

Supreme Cores Quality Management System is registered to ISO 9001:2015 by AMTec Registrar What is ISO 9001:2015? ISO 9001:2015 sets out the criteria for a quality management system and is the only standard in the family that can be certified to (although this is not a requirement). It can be used by any organization, large or small, regardless of its field of activity. In fact, there are over one million companies and organizations in over 170 countries certified to ISO 9001. This standard is … read more