A new liquid "strengthening" additive reportedly reduces polymer degradation that takes place during melt processing, substantially increasing physical-property retention in
regrind. +Restore additive from Riverdale Global reportedly has exhibited positive results with recycled commodity resins such as polyolefins.
Parts molded from 100%
regrind are at least 99% as strong as the same geometry parts molded from virgin material.
Recycled pellets based on
regrind material are an excellent alternative to virgin material for plastics processors.
Hygienic and easy to clean, the pallets are supported by a
regrind program that accepts their return at the end of their useful life.
Conventional rubber rolls typically need a
regrind every 1-3 years, but many companies delay or avoid what they regard as an unwanted chore.
Index the wheel toward the tool rest proper distance and
regrind the knife.
Louth, Ireland, says that it is offering plastics producers new technology that focuses on combining standard processing requirements--accurate dosing and homogeneous material mixing--with a third critical component when processing
regrind and flake materials: material head pressure.
Most pellets,
regrind, powders and liquids can be metered into the process, even at very low levels ([greater than or equal to] 50 grams/hour).
With seven wheel packs, the new GX7 tool and cutter grinder delivers flexibility for
regrind shops because it can grind a wider variety of tools in a single setup.
* With increased demand from the consumer for environmentally-friendly products, M&H Plastics announced that it now offers post consumer
regrind in the production of plastic bottles and jars.
The Midwestern recycler says his company is also seeing less
regrind from manufacturers as they make an effort to put their resources to best use.
For example, the cost of a profiled pull broach can run into the $20,000 to $30,000 range, and produce 2,000 to 3,000 parts before each
regrind. Given the estimated life of the broach at 25,000 parts, the tool cost per part is easily at $1.00 per part.