A New Stage
in Sludge Dewatering

Sludge Treatment Equipment/Water Treatment Chemicals

Sludge dewatering presses, sludge thickeners, sludge dryer, water treatment chemicals, etc.
VOLUTE DUO™/VOLUTE™, Japanese-made sludge dewatering presses free from clogging even with oily sludge, use unique technology to contribute to reduced energy requirements in sludge treatment, providing easy operation and maintenance.

Product Lineup


Rent a Sludge Dewatering Presses

You may wonder, “Can the machine dewater the sludge as desired?” or “Is it difficult to operate the machine?”
In addition to eliminating concerns before purchase, you can also use our products as a replacement machine during the service period of an existing dewatering machine or during the construction period of a wastewater treatment facility.

AMCON’s Sludge Dewatering Press Unlike Any Other

Our commitment to quality has never changed.
We aim to create products that are truly customer oriented.

Our strength as a company lies in the ambitious nature we uphold and the creativity of being the pioneers and developers of the VOLUTE™ Dewatering Press. In fact, we were actually the end-users of such dewatering presses and thickeners ourselves in the past, which has enabled us to really understand our customers’ concerns and pinpoint their exact needs. This is how we are able to deliver products and services that are not only for show and tell, but are truly appreciated through a practical standpoint.


We have delivered a total of approximately 5,000units to77countries and regions around the world.

VOLUTE™ spreads from Japan to the world
“Create one if it does not exist. AMCON will do it as nobody else will.” – We created the VOLUTE™ Dewatering Press in 1991 after 10 years of trial and error, and of course a lot of hard work. Today, our products have been delivered not only to wastewater treatment facilities throughout Japan but also to 77 countries and regions throughout the globe. Having distributors in 15 countries and regions around the world, we are ready to solve our customers’ sludge treatment problems with our global expertise.

AMCON’s Global Structure

Values we provide

Warranty And After-sales Service

Many customers use sludge dewatering presses and thickeners for an extended period once purchased, so after-sales service provided by the manufacturer is of extreme importance. With regular maintenance, some of our machines have been in operation for over 20 years, and we want our customers to always use our products in optimal condition for as long as possible.
All our products come with a 2-year warranty, with an optional extended warranty of up to 4 years.
We also offer an after-sales service menu for their comfortable and convenient use, including an annual periodic inspection service (for a fee). Please feel free to contact us for any questions regarding the operation, inspection, maintenance, etc.


Free sludge jar test
Request for pilot test