May 25, 2011. /Lesprom Network/. Caraustar Industries, Inc. will increase tube & core prices by 3 - 5% effective with shipments on or after June 27, 2011. The increase is due to higher raw material and adhesive costs, along with significant escalation in transportation costs, as the company said in a press release received by Lesprom Network. Caraustar Industries, Inc. is one of North America's largest integrated manufacturers of 100% recycled paperboard and converted paperboard products.