Solid compounder performance, low investment cost.

Benefit from the process technology know how of the market leader with the STS compounder.

The STS Compounder is a quality product from Coperion that stands out due to its high performance, low investment cost and quick return on investment. The STS Compounder is ideal for users who wish to compound smaller to medium-sized quantities at a maximum speed of 600 rpm. The compact machine has a user-friendly and easily maintained control concept.

Some of its key components such as the gearbox or safety coupling are manufactured in Europe. The STS Compounder with its combination of high-tech components and tailored building block is the ideal machine for entry level compounders, with a unique price/ performance ratio.

The twin screw compounder is designed for a wide range of uses in the plastics industry:

Manufacture of master batches
Processing of PVC products on the STS Standard Two Stage version
Manufacture of TPE
Production and processing of engineered plastics

Features for safe and economical production.

Best price-performance ration. High quality components. Easy installation  and operation. European safety standards.

The STS Compounder provides a number of features that make production more economical, safer and considerably simplify the handling. The screws are co-rotating, intermeshing and have a self-wiping profile which make a product change quick and easy.
A wide selection of screw elements opens up a broad spectrum of processing possibilities, including production of special products. The modular principle allows various L/D ratios and spare parts can easily be exchanged. The individual barrel sections have wear liner protection (optional), which also allows easy and low-cost replacement of worn items. A number of options such as the side feeder are also available.