National Plastek is a family owned and operated company which manufactures high density, blended and co-extruded polyethylene films and film products using the finest raw materials. We pride ourselves in being one of the premier suppliers of custom industrial film products in the Midwest since 1987. Our capabilities include film extrusion, bag making, printing, venting, and film treating.
Plastic fabrication is the process of designing, manufacturing, and assembling a product made out of plastic material or composites that contain plastic. There are numerous plastic fabrication methods known today, considering the wide variety of products made out of plastic...
Plastic Materials
Plastic materials are objects artificially made from organic compounds called polymers along with other additive components. They possess excellent formability, making them extremely versatile for many different fabrication and manufacturing processes...
Plastic Injection Molding
Plastic injection molding, or commonly referred to as injection molding, is a manufacturing process used in the mass fabrication of plastic parts. It involves an injection of molten plastic material into the mold where it cools and...
Plastic Extrusion
Plastic extrusion, also known as plasticating extrusion, is a continuous high volume manufacturing process in which a thermoplastic material -- in the form of powder, pellets or granulates -- is homogeneously melted and then...
Plastic Tubing
Plastic tubing is a form of tubing that is manufactured from a mixture of a polymer with a variety of chemicals to form a material that can be solid or flexible. Since its first use in the 1950‘s, plastic tubing has revolutionized industrial processes and has found a use in a wide variety of applications...
Blow Molding
Blow molding is a type of plastic forming process for creating hollow plastic products made from thermoplastic materials. The process involves heating and inflating a plastic tube known as a parison or preform. The parison is placed between two dies that contain the desired shape of the product...