In construction, they assist in forming load bearing concrete columns. The load bearing columns they help make are used in all sorts of applications, including foundationing (concrete piles) and highway support. Read More…
Leading Manufacturers
Ace Paper Tube Corporation
Cleveland, OH | 800-882-9002As a member of the Member of the Independent Converters Association, we know the business of cardboard tubes. Our tubes are some of the strongest in the industry and we can meet a huge variety of needs from many different industries.

Valk Industries, Inc.
Greeneville, TN | 423-638-1284Valk Industries provides engineering and manufacturing services for cardboard tubes as well as custom thermoformed items like clamshells, blister packs, trays and filler material.

Western Container Corp.
Beloit, WI | 800-393-7917Western Container partners with the world`s top spiral tube equipment designers & paperboard manufacturers, to bring our customers the very best paper tubing and precision cores.

Chicago Mailing Tube
Chicago, IL | 312-243-6050Chicago Mailing Tube is a premier manufacturer of custom paper tubes, containers, and cores, providing products that are both high quality and economical. CMT has been meeting custom size and design requirements for its customers since 1902.

Paper Tubes & Sales
Dallas, TX | 800-422-5108Here at Paper Tubes and Sales we are a proven manufacturer of high quality cardboard tubes. These products are ideal for a multitude of industries and our teams are available to assist you with determining the best paper tube for your application.

Heartland Products Group LLC
Milwaukee, WI | 414-988-7141For quality, 100% recyclable cardboard tubes, look no further than Heartland Products. We serve customers throughout the United States with the highest quality products, all made to specific requirements both on budget and on time.

Wes-Pac Converting
Belvidere, IL | 815-547-1700At Wes-Pac Converting, we have made it our mission to ensure that our customers are having their needs and expectations met, and to turn first time customers into lifelong connections. We offer white tubes, kraft tubes, Snap-Loc tubes, telescopic tubes, and more. All of our tubes are 100% recyclable. For more information on how we may be of service, get in touch with our customer service...

Construction Cores Manufacturers List
Construction cores act as a mold into which workers can pour liquid concrete. They are strong and stable enough to hold and pressurize the liquid concrete. Once manufacturers have poured the concrete inside the construction core, the workers let it sit until the concrete cures. Then, they can either remove the cardboard core or leave it on.
To assist them in their endeavors, customers may purchase construction cores in a wide variety of lengths, diameters and thicknesses. Note that the thicker the core, the stronger the resulting column. Cardboard core manufacturers accommodate not only varying size requirements, but also specific concrete related requirements. Specifically, they often line the inside wall of their construction cores with a water resistant layer, such as wax. They do this to keep water inside the concrete, where it helps keep it strong as it cures.
Construction cores offer construction workers many benefits over traditional concrete forming methods. Its big draw is its simplicity. It is straightforward, easy to execute and effective. The longest part is curing, which takes around 24 hours. Another great thing about construction cores is that they are easy to cut down to size.
Also, in general, provided they have not been soiled by the concrete, cardboard cores are recyclable. Similarly, construction cores are made using low impact processes, so they are much more gentle on the environment than other tools. Learn more about your construction core options by checking out those manufacturers we’ve listed on this page.