INVESTMENT CASTING IS ESSENTIAL!
Quality from Kapfenberg
PRECISION, PASSION AND CUSTOMIZED SOLUTIONS
Since 1949, O.St. Feinguss GmbH in Kapfenberg has stood for precision in practice, technical passion, and customized solutions in steel and aluminum investment casting.
For our customers, we manufacture complex components—customized and perfectly tailored to each industry. State-of-the-art technology meets decades of experience. From steel and aluminum, we create castings that set standards—precise, detailed, and unparalleled.
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COMPANY PROFILE
Facility Area
7,000 m² Production / Office / Warehouse
Employees
50
Heat Treatment
internal & external
Tool Manufacturing
95% external and 5% internal
Industries
35% Aerospace / 50% Defense / 15% Other
Certifications
EN 9100:2018, ISO 9001:2015
Casting Capacities
Steel: max. 300 tons/year (series up to 50 kg; prototypes up to 55 kg)
Aluminum: max. 145 tons/year (series up to 55 kg; prototypes up to 55 kg)
Product Size Capacity: 1200 mm x 1200 mm x 800 mm
INVESTMENT CASTING PROCESS
Wax Injection
Tree Assembly
Dipping
Wax Removal
Firing
Casting
Shell Removal
Cut-off
Grinding
Dimensional Inspection
CASTABLE MATERIALS
Aluminum Alloys
• A356 / AlSi7Mg0.3 (3.2374)
• A357 / AlSi7Mg0.6 (3.2384)
• A201
• A206
Steel Alloys
• All castable steel alloys
• 1.4549 or 17-4 PH
• 1.4410 (Super Duplex alloys)
Special Alloys
• Nickel- and cobalt-based alloys
• Copper-aluminum
• Inconel, dental alloys
• Special melts for material testing and other special alloys upon request
MANUFACTURING A 3D PROTOTYPE
DESIGN
SIMULATION
PRINTING A PLASTIC MODEL
MANUFACTURING THE CASTING
SERVICES
- Design
- 3D engineering incl. documentation (drawing derivations, 3D data)
- Finite element analysis (linear static analysis; non-linear static calculation; solidification simulation)
- Design-to-cost
- Reengineering:
- Sand casting → Investment casting
- Machining from solid → Investment castings with mechanical processing
- Metal 3D printing with partners
- Prototyping from 3D-printed plastic models
- Design of tools and fixtures
- Fully processed components including mechanical processing, heat treatment, surface coating, painting, and simple assemblies.
INDUSTRIES AND CUSTOMER BASE
Defense
Aerospace
Mechanical Engineering
Chemical
Paper
Sporting Firearms
PRODUCTS - STEEL
PRODUCTS - STEEL
17-4PH (1.4549)
GX2CrNiMoN25-6-3 (1.4468)
17-4PH (1.4549)
17-4PH (1.4549)
GX2CrNiMoN25-6-3 (1.4468)
17-4PH (1.4549)
PRODUCTS - ALUMINUM
PRODUCTS - ALUMINIUM
AlSi7Mg0,6
(3.2384 or A357)
AlSi7Mg0,3
(3.2374 or A356)
AlSi7Mg0.6
(3.2384 or A357)
AlSi7Mg0.3
(3.2374 or A356)
QUALITY ASSURANCE AND QUALITY MANAGEMENT
Testing Capabilities
- In-house metallurgical laboratory (chemical analysis using spectrometer)
- Tensile testing
- Hardness testing
- Penetrant testing (fluorescent and dye)
- Magnetic particle testing
- X-ray inspections
- Coordinate measuring machine (CMM) & Faro arm
- 3D scanning
Personnel qualification/certification: NAS 410 / EN 4179 / DIN EN 9712: Level II & III
Certification EN 9100:2018