Choose the Right Material
for Your Parts
Reduce Cost, Lead Time & Risk
Compare verified materials, explore processing options, and get expert recommendations for your application.
"The right material makes a better product."
- Higher Performance
- Lower Total Cost
- Faster Time to Market
Expert Engineering Support
From design to production
Reliable Global Supply
Stable inventory & traceability
Faster Material Decisions
Clear data, less trial and error
One-Stop Manufacturing
Materials + processes + finishing
Find Your Ideal Material
Use our smart filters to quickly find the best materials for your project.
What Does Your Part Need to Do? (Select multiple)
Why Choose LK MFG?
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Verified Material Data
Accurate and up-to-date specifications.
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Process Compatibility
Matched to your manufacturing method.
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Engineering Support
Get expert advice for your application.
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Global Supply Chain
Stable sourcing and on-time delivery.
Explore Materials by Category
A wide range of metals, plastics and specialty materials to meet your performance, industry and budget needs.
Metals & Alloys
Aluminum, Stainless Steel, Steel, Titanium, Brass, Copper, and more.
Engineering Plastics
POM / Delrin, ABS, PC, Nylon, PP, PE, PET, PMMA, and more.
High-Performance Plastics
PEEK, PPS, PEI / ULTEM, PTFE, PVDF, PPSU, and more.
Specialty Materials
Tool Steel, Inconel, Magnesium, Carbon Fiber, Silicone, Custom Alloys.
Popular Materials
View All Materials →Can't find your material? Send us your grade, specification or drawing for an engineering review.
Compare Materials Side by Side
View Full Comparison →| Property | 6061 Aluminum | 7075 Aluminum | 304 Stainless | 316 Stainless | POM / Delrin | PEEK |
|---|---|---|---|---|---|---|
| Tensile Strength | 310 MPa | 572 MPa | 505 MPa | 515 MPa | 65 MPa | 100 MPa |
| Yield Strength | 276 MPa | 503 MPa | 215 MPa | 205 MPa | N/A | N/A |
| Corrosion Resistance | ||||||
| Machinability | ||||||
| Typical Process | CNC, Sheet | CNC | CNC, Sheet | CNC, Sheet | CNC, Injection | CNC, Injection |
Typical reference values only. Actual properties vary by grade, temper, supplier condition and specification.
Material Options by Manufacturing Process
View All Capabilities →CNC Machining
Aluminum, Stainless, Titanium, Plastics (PEEK, POM).
Injection Molding
ABS, PC, PP, PA66, PMMA, TPU, PEEK.
Sheet Metal
5052 AL, 304/316 SS, CRS, Copper, Brass.
Die Casting
ADC12, A380, Zamak 3/5, AZ91D.
3D Printing
Nylon 12, PLA, Resins, AlSi10Mg, 316L.
Extrusion
6061, 6063 Aluminum Profiles.
Choose by Your Application
View All Industries →
Lower Your Total Part Cost
Through Better Material & Process Choices
Material Selection
Avoid over-specifying. Choose materials that meet your requirements without excess capabilities.
Machining Time
Materials with better machinability reduce production time and tool wear.
Secondary Processes
Select materials that naturally provide the finish or resistance needed to skip extra steps.
Availability & MOQ
Standard materials are readily available, reducing lead times and minimum order quantities.
Quality & Traceability
We ensure the materials used in your parts meet strict specifications and industry standards.
- ISO 9001
- Material Test Reports (upon request)
- Certificates of Compliance
- Incoming Material Verification
- Full Traceability (where applicable)
- FAI / CMM Reports (when required)
Material Guides & Resources
Frequently Asked Questions
How do I choose between 6061 and 7075 aluminum?
What is a lower-cost alternative to PEEK?
Can you provide material test reports (MTRs)?
Can you source a material grade that is not listed?
What materials do you offer for CNC machining and injection molding?
We provide a comprehensive selection of certified materials to meet your specific manufacturing requirements:
- CNC Machining: Aluminum (6061, 7075), Stainless Steel (304, 316), Titanium, Brass, Copper, and engineering plastics like POM, PEEK, and PTFE.
- Injection Molding: ABS, Polycarbonate (PC), PP, PE, PA (Nylon), TPU, and various custom resin blends.
All materials are fully traceable and comply with ISO 9001 standards. Material certificates are available upon request for your quality assurance.
