Tailored to Your Industry: Grotnes Expanders Meet the Challenges of Aerospace, Defense, Energy & More

In the realm of precision metal forming, few technologies can match the capabilities of Grotnes Expanders. From the aerospace and defense sectors to renewable energy and offshore petroleum exploration, our machines have become the cornerstone of operations that demand superior precision and efficiency. Reshaping Precision: The Grotnes Expander At the core of the Grotnes lineup […]
Grotnes Expander/Roll Former Crafts Combustion Chambers for Water Heaters
The process of shaping combustion chambers for water heaters is intricate and demands high precision. Traditional methods often encounter issues with sizing accuracy, forming uniformity and operational efficiency. Grotnes’ solution to these challenges is the advanced expander/roll former. The equipment is designed to accurately size the combustion chamber and form the upper and lower skirt […]