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Advice You - Metal Injection Molding
What is Metal Injection Molding?
Metal injection molding is a powder metallurgy process used for manufacturing metal parts. Although metal injection molding uses powde
Metal injection molding is a powder metallurgy process used for manufacturing metal parts. Although metal injection molding uses powde
According to USFDA, a combination product is one composed of any combination of a drug and device; biological product and device; drug and biological product
r metal, it is nothing like conventional powder metal processing. The metal powders used in metal injection molding are 10-100 times smaller than in powder metal processes. Al
; or drug, device, and biological product and fixed dose combination would include two or more combinations of drug.
Examples of combination products may in
Examples of combination products may in
o, the end product of metal injection molding is much higher in density. Metal injection molding offers the same benefits and features as plastic and rubber molding, but produ
lude drug-coated devices, drugs packaged with delivery devices in medical kits, and drugs and devices packaged separately but intended to be used together.
es a much stronger end product. Applications for metal injection molding parts include surgical tools, automotive locks and actuators, firearm components, computer hard disk d
here is enormous increase in the number of combination products entering the market in the recent years. Combination products have proven advantages but fixe
ives and electrical connectors.
Process of Metal Injection Molding Metal injection molding is a fast growing manufacturing method that bridges the gap between the technology
Process of Metal Injection Molding Metal injection molding is a fast growing manufacturing method that bridges the gap between the technology
d dose combinations are still in the process of convincing regulatory authority on their advantages over the single ingredient formulations.
Combination pro
Combination pro
up gradation and costs involved. The metal injection molding process involves five steps, mixing, injection molding, de binding, sintering, and part finishing.
In the mixing
In the mixing
ucts have become life saving products for the pharmaceutical companies who doesn’t have many innovative molecules in their product pipeline and have been inc
step, metallic powders, selected for their strengths and inherent abilities such as impact strength, high and low temperature characteristics, wear resistance characteristics,
easingly used in the product life cycle management. Even the companies having product patents are trying to extend their product life cycle through the combi
machine ability, and hardness, are mixed, often with a binding agent. By mixing powders, the goal is to create a composite with the strengths and benefits of all the incorpora
nation products and maximize the revenues. But the companies involved in this practice are overlooking that they are burdening the patients both economically
ed metals, while offsetting the independent weaknesses.
Once the powders are mixed, a “feedstock” is produced. This feedstock is injected into molds in the same way that plas
Once the powders are mixed, a “feedstock” is produced. This feedstock is injected into molds in the same way that plas
and physically. They need to rightly judge the benefits of the combination products and they have to even look at the risks involved when combining the produ
tic or rubber injection molding is performed. The part that emerges from the injection molding stage is referred to as a “green” part.
In the de binding stage of metal inject
In the de binding stage of metal inject
ts. Some of the combination products were well accepted by physicians while others suffered. Companies involved in development of combination products are fi
on molding, the green part is immersed in a water bath to remove the binder, which has entered into the part matrix. In cross-linking, the de bound green part is exposed to ul
ding difficulty in defining their combination products and facing various challenges from selecting a combination to marketing it.
Following aspects would a
Following aspects would a
raviolet light which thermo sets the binding agents used with the metal powders.
Once the de binding stage has been completed, the part is placed into a furnace and heated to
Once the de binding stage has been completed, the part is placed into a furnace and heated to
dd to the challenges in developing combination products:
Which markets to tap where the combination products can do fairly well?
Which combination prod
Which markets to tap where the combination products can do fairly well?
Which combination prod
over 2000 degree Fahrenheit. This process, called sintering, fuses the metal parts into a solid shape. Finally, the sintered piece is sent to a finished stage where burrs and
cts are meaningful and rational?
Which therapeutic categories to select?
Which Combinations can address unmet needs of the patients?
Do combin
Which therapeutic categories to select?
Which Combinations can address unmet needs of the patients?
Do combin
surface imperfections are removed and the finished part can be shipped.
Advantages of Metal Injection Molding
- High Shape Complexity
- Low Cost
- Tight Tolera
Advantages of Metal Injection Molding
- High Shape Complexity
- Low Cost
- Tight Tolera
tions increase the patient compliance?
What would be the developing cost?
How to tackle the risks encountered during combination product developmen
What would be the developing cost?
How to tackle the risks encountered during combination product developmen
ces
- High Density
- High Performance
Uses of Metal Injection Molding
The technology excels at applications that require shape complexity and high final prop
- High Density
- High Performance
Uses of Metal Injection Molding
The technology excels at applications that require shape complexity and high final prop
t?
As combination products don't fit into the traditional categories of drugs, medical devices, or biological products, the USFDA is in the process of devel
As combination products don't fit into the traditional categories of drugs, medical devices, or biological products, the USFDA is in the process of devel
rties, such as high strength and density, excellent magnetic permeability, high temperature strength, corrosion resistance, and thermal conductivity in applications that canno
ping new procedures for reviewing their safety, efficacy and quality.
Professional from academic institutions, pharmaceutical industries, health care indust
Professional from academic institutions, pharmaceutical industries, health care indust
be fulfilled by plastics or light metal alloys. Metal injection molding is thus best for some of the following uses viz. making of microelectronic packaging, automotive senso
y and representatives from various regulatory agencies are working out to design the regulatory requirements for manufacture and sale of combination products
rs and actuators, hand tools and hardware, computer heat dissipation devices, oil well drilling tools, aerospace and engine fuel components.
To Sum Up
Metal injection mo
To Sum Up
Metal injection mo
.
As there is an increasing trend of the combination products companies manufacturing such products should be able to tackle the problems involved in the de
As there is an increasing trend of the combination products companies manufacturing such products should be able to tackle the problems involved in the de
ding can provide a substantial cost savings over conventional metal machining options. Metal injection molding parts have high densities and mechanical properties approaching
elopment. They need to be wiser in analyzing the market trends and the regulatory requirements.
Companies that provide selfless information through particip
Companies that provide selfless information through particip
hose of forged or machined components. Metal injection molding process can produce more complex parts than either investment casting or traditional press and sinter techniques
tion in industry events and feedback to regulatory authorities would be able to face the challenges and will be successful in developing combination products
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