Home - JSConwell Extrusion Technology


JSConwell supply and manufacture food and feed Single Screw Extruders as well as ancillary equipment such as Vertical Coolers, Driers, Fat Coaters, Fans, Cyclones and Rotary Valves.

Our years of experience allow us to design customised processing lines for Petfood, Aquafeed, Fullfat Soya, TVP and most extruded food and feed items.


Our extruders are highly customisable allowing us to supply you with optimised equipment ensuring you get the very best in processing capability and value for money.

We are the official supplier of Millbank, MILTENZ and BuhlerMillbank extrusion equipment spare parts and accessories.

Contact us for a customised solution to suit your needs.


JSConwell is a technology and manufacturing company specialising in the supply of single screw extrusion systems.

We have worked with Buhler AG in the past designing and supplying single screw extruders under the BuhlerMillbank brand.

Previously we were part of Millbank Technology New Zealand before Buhler AG purchased this in 2001.

We have many years experience in extrusion technology and are able to provide high quality economical solutions for food and feed manufacturing.

We are a New Zealand company and all our equipment is 100% manufactured here in New Zealand ensuring the best quality machines and components

JSConwell is based in the Manawatu region of New Zealand.