Starting in 1946, Neptune Engineering has developed its expertise and equipment base for the machining of large diameter components, up to 2000 in diameter. This is an ongoing process as the work demands are unique with each project.
Variable Pitch and Taper Diameter Auger From Sample to Finished Product – The manufacture process is achieved using Tig, Mig and "Stick" Welding Procedures with Best Practice Welding Techniques used on a range of Stainless, Carbon, High Tensile and Harden Wearing Steels.
In 2016, Neptune Engineering brought their in house developed knowledge and skills to market, accurately producing segmented screw flights. These can be manufactured in a variety of materials and range of pitches and diameters up to 600mm and plate thicknesses up to 16mm. This is a new service for Port Elizabeth and the Eastern Cape
In 2011, the Donkin Reserve Flagpole was extended to a height of 68m from an initial 48m, making it the tallest flagpole in South Africa. The extension was manufactured completely at Neptune Engineering works in Burman Road, Port Elizabeth for the Main Contractor. From manufacturing the various cone sections to the final conical tube of