Otto Hopfinger Welding, now Otto Hopfinger & Sons, Inc, was founded in 1952 by Otto and Beatrice Hopfinger. In addition to Electrical Components, OHS Inc. manufacturers Machine Guards, Covers, Custom Tanks, Custom Car kits, Model boats, Yard Pools, Sculptures, as well as fiberglass repair. Every product manufactured by OHS incorporates quality craftsmanship with innovative technology. Every project we do for you – simple or complex, large or small – gets special attention from the OHS team.
Fiberglass molding is a method for forming complex and intricate parts using fiberglass resin. Though there are several reasons for producing parts and components from fiberglass, the most pressing reasons are the...
Fiberglass Sheets
Fiberglass is a plastic reinforced material where glass fiber is used as reinforcement, and the glass fiber is flattened into a sheet. It is also known as glass fiber reinforced plastic or glass reinforced plastic...
Rotational Molding
Rotational molding, commonly referred to as "rotomolding", is a plastic casting technique used to produce hollow, seamless, and double-walled parts. It uses a hollow mold tool wherein the thermoplastic powdered resin is heated while being rotated and cooled to solidify...
Plastic Fabrication
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 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...
Polyurethane Molding
Polyurethane molding is the process of fabricating or manufacturing plastic parts by introducing a urethane polymer system into a tool or mold and allowing it to cure. Like any other type of plastic, the excellent processability...
