Thayer scale is a designer and manufacturer of high quality, rugged, long life weighing and feeding equipment. thayer’s design philosophy is based upon reliability and low operating costs. They offer a wide array equipment for the feeding of fine powders to rocks in quary applications. They can also provide belts scales that meet the highest accuracy and NTEP requirements for custody transfer. See a sample of the types of units they can provide below and link to their web site at the bottom of the page.
liw screw feeder
(cable scale mounted)
weigh belt feeder
volumetic powder feeder
high accuracy belt scale
two idler belt scale