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Flexible & agile
From one-off prototypes to medium series, we adapt quickly to your requirements and timelines.
Precision engineering and production · since 1990
Know-how, made tangible.
Complex components and assemblies.
From the first prototype to medium series.
Scroll01 · Who we are
Precision manufacturing – in the heart of Europe.
Elestra was founded in 1990 in Ljubljana, Slovenia. A dedicated team of specialists designs, manufactures and assembles precision parts for customers in defence and aerospace, pharmaceutical, automotive and scientific instrument industries.
02 · What we do
From concept to finished hardware.
- Development & designWe turn requirements and rough ideas into a design that can be built, together with your engineers.
- EngineeringCAx modelling & assembly
- Documentation & technologyDrawings, tolerances and finishes defined up front; viability checked
- ManufacturingWe handle all the manufacturing steps for you.
- Assembly & deliveryFinished and checked parts, delivered separately or built into working sub-assemblies.
Example assembly
03 · Capabilities
Everything it takes to make it real.
Machining
3-5 axis milling
- Precision 3X millingup to 700 mm
- Large 3X millingup to 2000 mm, 4 t
- Horizontal 4X millingup to 3000 mm · 12 t
- Precision 5X millingup to Ø 750 mm
- Large 5X millingup to 2500 mm
Electrical discharge machining
- Wire EDM
- Sink EDM
Conventional machining
- Milling
- Turning
- Grinding
Other
- Gun drilling
- Graphite milling
- 5-axis CNC coordinate measuring
Molds & plastics
Mold production
- Plastic injection molds
- Aluminium die-casting molds
- Wax injection toolsfor titanium investment casting
- Composite tools
Plastic injection molding
- 40 tclamping force
- 80 tclamping force
- 150 tclamping force
- 250 tclamping force
External processes
For heat treatment, surface treatment and coating we work with trusted, long-standing subsuppliers. We coordinate the whole chain, so you receive finished parts from a single supplier.
Heat treatment
- Hardening & tempering
- Vacuum hardening
- Case hardening
- Nitriding
- Nitrocarburizing
- Stress relieving
- Annealing
- Precipitation hardening
Surface treatment
- Anodising
- Chromate conversion
- Manganese phosphating
- Electropolishing
- Black oxide
- Vibratory finishing
Coating
- Electroless nickel
- Hard chrome
- Zinc-nickel plating
- Powder coating
- Wet painting
Mechanical
- CNC turning
- CNC grinding
- Welding
…and other processes on request.
04 · Quality
Measured, documented, traceable.
Our quality system is certified to ISO 9001:2015. Critical dimensions are measured on a coordinate measuring machine and reported, and material certificates follow every part through production.
- ISO 9001:2015certified quality management system
- CMM inspectionmeasurement reports delivered with your parts
- Traceabilitymaterial certificates from stock to delivery
- FAI reportsfirst article inspection before serial production
05 · Why work with us
Our commitments.
We don't just manufacture parts. We build partnerships on trust, reliability and precision.
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Quality first
Quality is our first commitment. Our certified processes make sure every component meets the specification.
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Long-term partnerships
We build lasting relationships with our customers: not just transactions, but real collaboration.
06 · Contact