About half that amount went into a "hybrid" machine that both laser sinters metal powders
and performs finish machining--"as good as any CNC," says Holmes--as well as an environmentally enclosed room for the machine that has controlled humidity and protects the valuable metal powder
--which is reused after every part build--from contamination.
20 February 2018 - US-based aluminum and ferrous powder metal components manufacturer Metal Powder
Products LLC has acquired engineered metal components manufacturer NetShape Technologies Inc.
The investment will complement the existing powder offering and strengthen Sandviks position in the rapidly growing markets for metal powder
and metal additive manufacturing.
Arcam also produces metal powder
through AP&C and medical implants through DiSanto Technologies.
After injection molding a combination of the metal powder
and a polymer binder, the binder is extracted and metal particles are subjected to a high-temperature sintering treatment.
For metals the machines build up the layers by injecting metal powder
or wire into a high temperature plasma, laser beam or electron beam where the injected feed is melted/ fused into a small/mini pool that builds the layer; or by laser sintering a metal powder
onto a substrate or previously built layer.
While current methods rely on vast metal powder
beds and expensive lasers or electron beams, Northwestern's new technique uses liquid inks and common furnaces, resulting in a cheaper, faster, and more uniform process.
Materials scientists and engineers describe recently developed materials and techniques for creating components using metal powder
, some of them very different from those used in more conventional metallurgy.
The core-shell mixture model of these metal powders
was mainly introduced to take into account the increased penetration depth of microwave energy inside these metal powder
Units are available in 8-, 12-or 17-" diameter sieve sizes down to 635 mesh (20 pm), and are suited for powder chemical, metal powder
, ceramic, food product or pharmaceutical applications.
But, the range extending system that SiGNa developed uses a sandy metal powder
called sodium silicide, which creates hydrogen gas as soon as water hits it, the report say.
In volume terms, metal powder
demand, including flakes and pastes, will increase 1.