Reported to the type of construction of the heat exchanger the tubular bundles produced are divided into several categories:
- floating head tubular bundle;
- U-type tube bundle;
- tubular bundle with fixed tubular plates
- maximum diameter for the tubular plates: Ø3000 mm;
- maximum thickness tubular plate: 220 mm;
- bundle maximum length: 10000 mm;
- maximum weight: 50ton.