Since 1961 Mavi delivers needle gates for bulk materials silos and bins. These simple devices are great help to correctly calibrate the material flow out of a silo or bin or maybe even shutting it completly, in order to do some maintenance on following equipment.

From 300 x 300 mm to 2.000 x 2.000 mm, simple or double row are possible.

Mavi produces many types of valves for bulk materials, including Romav rotary valves, Gatec slide-gates and also represents Vortex USA for their complete set of bulk material valves or gates.