Views: 0 Author: Site Editor Publish Time: 2026-05-27 Origin: Site
Dredgers operate in extremely harsh conditions: high sediment, muddy water, frequent start-stop, heavy vibration, and continuous high load. For Caterpillar generators/engines (e.g., C15, C18, C32, 3512, 3516), CuNi 90/10 marine box coolers are the optimal choice.
Core Design Specs for Dredger Cat Engines
Material (Non-Negotiable)
Tube bundle: CuNi 90/10 (C70600/BFe10-1-1) seamless U-tubes.
Wall thickness: 1.2–1.5 mm (thicker than standard for dredger abrasion).
OD: 19 mm or 25 mm (industry standard for Cat compatibility).
Tube sheet: CuNi 90/10 or carbon steel with CuNi cladding.
End covers: Carbon steel (painted) or CuNi 90/10.
