

Overview
About Knoepfel AG
Who we are
"Leading in Metal Machining" – Your reliable and trusted partner for high-precision manufacturing solutions. As a supplier to the industrial, aerospace, and transportation sectors, we manufacture high-precision components, assemblies, and complete machines through advanced precision machining. Whether in mechanical engineering, process engineering, aerospace, or energy technology, we produce complex precision components tailored to individual customer requirements. Our customers rely on our outstanding of manufacturing expertise and decades of experience. What sets us apart? Our strength lies in high-precision turning and milling at the highest quality standards. Supported by state-of-the-art metrology, we ensure maximum precision and are recognized as one of Europe’s leading manufacturing partners. Through our integrated supply chain, we provide a complete range of manufacturing and value-added services from a single source.
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Walzenhausen, Switzerland
Member since 2011
Premium Member since 2026
Employees20 - 50
Certificates2
Turnover10 - 20 Mil.
Year of foundation1962
Marketing documents
Vision-Knoepfel-AG-2024-v11-August-19-2025 (5).pngPNG FileAllgemeine Einkaufs- und Lieferbedingungen.pdfPDF FileAllgemeine-Verkaufs-und-Lieferbedingungen.pdfPDF FileUnternehmenspolitik_2025.pdfPDF File101905_de_9001_24.pdfPDF File101905_en_9001_24.pdfPDF File101905_de_9100_24.pdfPDF File101905_en_9100_24.pdfPDF File101905_iq_9001_24.pdfPDF File
Competencies
Technologies
Assembly
| Technologies | Weight |
|---|---|
Mechanical assembly | 0–500 kg |
Turning
| Technologies | Lotsize | Length | Diameter |
|---|---|---|---|
Turning | 1–90 M | 1–1,200 mm | 20–1,200 mm |
Full-range turning (including milling) | 1–90 M | 1–2,000 mm | 20–1,200 mm |
Hard turning | 1–90 M | 10–1,200 mm | 20–1,000 mm |
Measuring & Testing
| Technologies | Length | Width | Height | Diameter | Weight |
|---|---|---|---|---|---|
Measuring / testing | 1–2,400 mm | 1–1,600 mm | 1–1,200 mm | 1–1,500 mm | 0–3,000 kg |
Milling
| Technologies | Lotsize | Length | Width | Height | Diameter |
|---|---|---|---|---|---|
Milling | 1–90 M | 1–3,000 mm | 1–1,000 mm | 1–500 mm | — |
5-axis milling machines | 1–90 M | 1–3,000 mm | 1–1,000 mm | 1–500 mm | — |
Form milling (3 D) | 1–90 M | 1–500 mm | 1–250 mm | 1–100 mm | — |
Full-range milling (including turning) | 1–90 M | 1–1,200 mm | 1–1,000 mm | 1–1,000 mm | 0.1–1,000 mm |
Materials
Heavy metals
Copper-zinc alloys (brass)Copper and copper alloysZinc and zinc alloys
Light metals
Aluminium and aluminium alloysTitanium and titanium alloys
Plastics/synthetic materials
ThermoplasticsHigh performance plasticThermosetsGlass fibre-reinforced plasticCarbon fibre-reinforced plasticParticle reinforced composite materials
Advanced Materials
Nickel alloy (Inconel, Monel, Hastelloy)Silicium
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Free-cutting/mild steelTool steel
Cast metals
Cast steelCast iron
Precious metals
Other precious metals
Industries
Mechanical engineeringShipbuilding industryAerospace and aviation industryPlant engineering and constructionRailway and rail vehicles industryMilitary engineeringSpecial purpose machinery manufacturingPower generation and transmission industry
Certificates
ISO 9001:2015
EN 9100
Parts & Machines
Parts (3)
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Gegenständer
Technology5-axis milling machines
MaterialCast iron
Dimensions
Length1300 mm
Height800 mm
Width800 mm
ComplexityHigh
IndustriesMechanical engineering
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Rotorgehäuse
TechnologyFull-range turning (including milling)
MaterialAluminium and aluminium alloys
Dimensions
Length250 mm
Diameter700 mm
ComplexityHigh
IndustriesAerospace and aviation industry
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Strukturteil
Technology5-axis milling machines
MaterialAluminium and aluminium alloys
Dimensions
Height150 mm
Width100 mm
Length280 mm
ComplexityMedium
IndustriesAerospace and aviation industry
3 Parts
5-axis milling machines2
Full-range turning (including milling)1
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