Stephan – Your Machine

Precision-manufactured blades for all Stephan choppers and universal machines – matching Stephan shaft systems, food-safe and engineered for maximum blade life.

Stephan Machinery from Hameln is known for premium vacuum choppers and universal machines. The demanding requirements of these machines call for blades with the tightest tolerances and perfect balance profiles.

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Compatible Models

UM 5 UM 12 UM 24 UM 40 UM 60 UMC 5 UMC 12 UMC 24

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Our Range for Stephan

All blades food-safe, precision-fit and available from stock.

3-Knife Set UM Series
3-blade

For Stephan UM 5 to UM 24 – precision for vacuum chopper operation.

📐 Material: High-alloy tool steel
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6-Knife Set UM 40 / UM 60
6-blade

For large UM vacuum choppers – dynamically balanced.

📐 Material: Special alloy steel
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Blade Set UMC Series
3-blade

For Stephan UMC choppers – corrosion-resistant for vacuum use.

📐 Material: Stainless special alloy
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Replacement Blade (single)
1-blade

Single blade for all UM and UMC models – factory-calibrated.

📐 Material: High-alloy tool steel
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Technical Specifications

Material High-alloy tool / special alloy steel
Hardness 60–64 HRC
Grind Double-sided conical, high-precision
Balance Dynamically balanced
Certification Food-safe EN 10088
Delivery Stock item – typically 1–3 working days within Europe

Blades for other Brands

Alpina CFS / GEA Seydelmann Laska Talsa Nowicki Kilia Mado K+G Wetter

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