FineMIM offers Titanium Metal Injection Molding of material Ti-6Al-4V, and focus on applying the gained knowledge for producing Titanium MIM parts or components in production quantities.

Titanium Metal Injection Molding technology to other manufacturing methods:

Attribute	Titanium Injection Molding	Conventional Press & Sinter	Machining	Investment Casting
Density	+99%	88%	100%	98%
Tensile Strength	High	Low	High	High
Elongation	High	Low	High	High
Hardness	High	Low	High	High
Complexity	High	Low	High	Medium
Surface Finish	High	Medium	High	Medium
Production Volumes	High	High	Low	Medium
Range of Materials	High	High	High	Medium-High
Cost	Medium	Low	High	Medium

Which Features are Suitable for Titanium Metal Injection Molding?

Although versatile, Titanium Metal Injection Molding has ideal design characteristics to determine whether or not something is best suited for Titanium Injection Molding. Below is table that outlines what FinMIM believes to be desirable, allowable and the aspects that should be avoided when considering Titanium Injection Molding:

Desirable

Size: fits in the palm; golf ball or smaller
Aspect ratios of 5:1 or less
Uniform wall thickness, with max variation around 5X
Wall thickness larger than 0.020” and smaller than 0.5”
Minimum draft 0.5°
Cored out features to reduce part weight
Flat surfaces

Allowable

Asymmetry Ribs and bosses
Grooves and threads
Decorative features (i.e. texture, logo, lettering)

Avoid

Undercuts
Small diameter holes <0.050”
Sharp corners or points
>Wall thickness <0.020”
No draft

 

Examples of Suitable Applications by Industry

Medical

Vascular access ports
Orthodontic brackets
Shoulder, hip and knee joints
Tissue ablation electrodes

Aerospace

Fasteners
Latches
Hinges

Consumer

Bicycle hardware
Knife components
Eyeglass hinges, temple, arms, nose bridge
Watch housings
Firearm parts

Electronic

Accelerometer housings
Electronic packages
Feed-throughs

Others

Sporting goods
Outdoor equipment
Luxury products