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Precision grinding technology – engineering and service from Germany

High-precision CNC grinding machines for the most demanding machining tasks

Surface grinding machines, profile grinding machines and high-performance creep-feed grinding machines – engineered to the highest standards, with consulting, service and spare parts directly from Germany.

Positioning accuracy 0.1 µm
Form accuracy ±0.003 mm
Surface finish Ra 0.4 µm
Perfect grinding. Per part.
0.0µm
Positioning accuracy
0.000mm
Form accuracy
0.0Ra µm
Surface finish
0s
Cycle time / part
Our Programme

Precision grinding machines

Four product lines for flat surfaces, profiles, formed parts and creep-feed grinding – from small precision parts to large racks.

Cross-slide surface and profile grinding machine JM-410CNC / JM-52CNC
Surface grinding machine · JM-410CNC / JM-52CNC

Cross-slide surface & profile grinding machine

Compact surface and profile grinder for small and medium workpieces – highest precision in a cross-slide design.

JM-410CNCJM-52CNC Learn more
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Surface and profile grinding machine with moving column JM-5012NC
Surface & profile grinding machine · JM-5012NC

Surface & profile grinding machine (moving column)

Medium and large format machines in T-shaped column design for flat and complex profile surfaces.

JM-5012NC Learn more
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High-performance creep-feed grinding machine JM-6012CNC
Creep-feed grinding machine · JM-6012CNC

High-performance creep-feed grinding machine

Powerful grinding for maximum output and efficiency – ideal for racks, profiles and difficult-to-machine materials.

JM-6012CNC Learn more
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Grinding software
CNC software

Grinding software

User-friendly CNC software with integrated grinding and dressing cycles, handwheel simulation and automatic compensation.

CNCHandwheel simulation Learn more
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Hydrostatic guideway grinding machine JM-2070CNC
Hydrostatic guideway grinder · JM-2070CNC

Hydrostatic Guideway Grinding Machine

Friction-free hydrostatic guideways, linear drives and marble bed – straightness below 0.001 mm.

Straightness < 0.001 mm Learn more
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5-axis creep-feed grinding machine JM-100CNC
5-axis creep-feed grinder · JM-100CNC

5-Axis Creep-Feed Grinding Machine

Siemens ONE, grinding wheel magazine and A/C rotary table – for complex formed parts in series.

Siemens ONE5-axis Learn more
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Perfect grinding. Grinding to perfection.

Consulting senior engineers – formerly with renowned German grinding machine manufacturers – accompany development and manufacturing. German engineering competence meets the most modern production technology.

Engineering. Precision. Service. – from Germany
Location of Machinnotek GmbH
About us

Precision and service – from Germany

Machinnotek GmbH, based in Königsfeld im Schwarzwald, is your partner for high-precision CNC grinding machines. Experienced engineers – supported by consulting senior engineers, formerly with renowned German grinding machine manufacturers – develop customised grinding solutions.

Direct consulting, service and spare parts supply in German and English – with short distances to customers across Europe.

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Solutions & Applications

Proven in industrial practice

From medical products to turbine components – our machines grind demanding workpieces in series production.

Aircraft turbine blades

Aircraft turbine blades

Precision profile grinding on JM-410CNC/512CNC with optional wheel magazine.

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Steering racks

Steering racks

7.8 mm grinding depth in one pass – cycle time of only 60 seconds per part.

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Medical needles

Medical needles

Multiple needles ground simultaneously, sharpness 0.5 N on the JM-52CNC.

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Bending tools

Bending tools

Upper and lower tools on one machine – uniformity of 0.01 mm.

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News

News & Know-how

13
Mar
2026
Grinding know-how

CNC profile grinding machines: precision machining of complex free-form surfaces

With precise CNC control, multi-axis coupling and closed-loop control, CNC profile grinders master the most demanding free-form surfaces – from turbine blades to precision tools.

03
Jul
2023
Company news

Maintenance tips for guideways and oil pockets

How to maintain the accuracy of your surface grinding machine long-term: scraping, flatness control and oil pocket care – explained step by step.

20
Apr
2023
Company news

Accuracy problems in surface grinding – causes and solutions

Human error, open-loop programming or insufficient tool accuracy: the most common factors affecting workpiece accuracy – and how to control them.

Have a grinding task? We have the solution.

Describe your workpiece – we will recommend the right machine and grinding strategy.

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