MIDLANDS MOULDER INSTALLS ENGIN PLAST GRANULATOR FOR IN-HOUSE SCRAP
According to Eugene Mura-tore, senior foundry metallurgist for Rio Tinto Iron & Titanium North America, Chicago, ferrous casters have three primary options for securing the melting materials they need--revert (in-house scrap
returns), steel scrap and pig iron.
* World-Class Processors run fewer pounds of materials overall, but use more different kinds, including more reclaimed in-house scrap
. The message?
But it is necessary to define the objective whether to lower the cost of a compound, or to use up in-house scrap
While customer scrap levels are generally significantly lower than in-house scrap
, the costs are significantly larger.
The recoSTAR universal 165 has been redesigned to handle all sorts of hard-to-process materials, such as clean in-house scrap
, washed and dried post-consumer waste, lightweight film, and hard-to-grind molded parts.
In the quality area for example, he said, Phase I ran at a 1% in-house scrap
rate during its first year of operation and has cut that rate in half for year two to date.
Commercial solid-staters typically have throughputs of thousands of lb/hr and are much too big for in-house scrap
reclaim or post-consumer recycling.
The foundry reportedly maintains in-house scrap
and customer returns that consistently rank among the lowest of any division in the Citation family.
Andersen tolerates no more than 8% moisture in its in-house scrap
. LP Polymers allows up to 6%.
"For the automotive molders, some of the technologies we are developing will mean that they can recycle more of their in-house scrap
," says Biddle.
Samples of window profiles incorporating in-house scrap
in targeted areas of the extruded piece were shown by Actual Plastics Technology Corp., Philadelphia.