Trawl Bobbin Prototype
Trawl bobbin prototype *** 3d printable trawl bobbin prototype... *************************************************** Material: a) PA12 - "lightweight" than metal/steel wrapped with Tango covering for Midwater trawling b) Nickel Steel / Bronze steel ( Anti-corrosion ) -for bottom trawling in ponds, Creeks and Rivers c) Tungsten d) Bronze (Corrosion resistant under sea/salty water): " Bronze is a copper-tin alloy with a deep red color (similar to rose gold) commonly used in jewelry, accessories, and home decor " e) Brass (Corrosion resistant under freshwater) : " Brass is a copper alloy containing 15% zinc, 5% tin and 80% copper and is capable of showcasing intricate details and offers a professional, finished look and feel. Brass will tarnish over time, but can be polished back to achieve a like-new surface " f) Aluminium : " Aluminum is a lig...