Tag Archives: prototyping

What you need to know about injection molding

Injection molding, like it’s name hints, is when plastic granules or pellets are melted and injected under pressure to fill a mold. The mold is then cooled and reused to create exact copies of the part. In this process, hardened plastics are added to a hopper, are melted to a pliable temperature, and pushed into the...
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Urethane Mixing Machine Adds Flexibility to Harkness’ Production

One of the many ways Harkness Industries has become one of the plastic industry’s most customer-responsive suppliers is through versatility in production including prototyping, tool design, plastic and urethane molding. Production has moved to the forefront of technology with urethane mixing machine capability that can produce six different components simultaneously. An onboard computer...
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