Discover the full potential of modern materials

We make top products even more effective.
For example components for motor racing.

HEATTREATMENT - HARDENING

H-O-T hardending technology delivers high performance. For example, for satellite components.

HEAT TREATMENT - NITRIDING

Better performance for your materials.

HI-FUSION

The new quality class surface treatment for your plastic prodution.

COATING TECHNOLOGY

High performance down to the last nanometer - layer by layer.

TRIBOLOGY

Friction reduced to the minimum technically feasible.

The entire range of surface finishes –
all from a single source.

With a great deal of passion and over 50 years of practical expertise, we do our utmost to reduce friction and wear. Successfully. The H-O-T Group offers an extensive range of technologies to significantly improve the performance and service life of your components.

Welcome to the H-O-T Group – how can we help you?

Germany’s largest range of surface finishes
What can we optimize for you?