Startseite  >  Home

Welcome to ARNOLD Group

We are your competent partner for innovative insulation and mechanical service solutions for industrial production sites. At ARNOLD you will receive turbine insulation, industrial insulation and insulation systems for the automotive sector as well as support from our mobile on-site machining and mechanical field service specifically for Siemens gas turbines. Flexible and individually tailored solutions for different industries are our strength. Thanks to our own development and production in Germany, we can respond to your needs and your company goals.

Efforts for environmental and climate protection are elementary components in all divisions of the ARNOLD Group. We are committed to work efficiently and sustainably and thus not only reduce energy costs, but also conserve resources and thus to ensure a value-preserving operation of enterprises. So not only economic but also ecological objectives are becoming increasingly important.

Our experience for your success

Decades of experience and professional expertise help us both within the conventional insulation as well as within the turbine insulation and automotive insulation to initiate continuous innovation of products and processes, and thus provide the highest quality to provide customers with benefits and services. Regular inspections and a comprehensive quality management ensure a consistently high standard of products and services. In the field of mobile machining and maintenance, you can rely on the ARNOLD Group as a strong partner who is always exactly then on the spot when you need him.

Check out the ARNOLD Group products and services. Even with individual requests we are happy to advise you.


With our mobile XXL flange facing machine we are capable to machine flanges from 3000 mm diameter up to 8000 mm diameter. Larger diameters are...

Read more

Cast iron can be welded only up to a certain degree. Damaged or cracked cast parts therefore always constitute a challenge. This does not apply for...

Read more

Where mechanical machining of heavy machinable raw materials is pushed to its limits, spark erosion produces relief. Erosion enables fast repair works...

Read more