About Us

Harden supplies Plastic Compounding Extrusion Lines

Harden Industries Ltd is an industrial group  involving in designing and manufacturing plastic processing equipment. SAN-U is one of brands under the HARDEN umbrella specializing in developing, manufacturing and marketing a range of plastic compounding extruders and pelletizing systems with relative auxiliary equipment. With more than 15 years’ experience in plastic machinery industry, we keep improving our product quality and now own the third generation compounding machines.

Harden supplies Plastic Compounding Extrusion Lines

high torque co-rotating twin screw extruder

PVC Parallel Counter Rotating Twin Screw Extruder


The main advantage of our products is durable with less maintenance due to updated technology, design and reliable instant after-sales serive. Equipped with advanced processing and inspecting equipment, we could supply reliable spare parts and components to guarantee our serive and support.  Moreover, we could deliver customer-tailored solutions for your special request.


screw elements  CNCCNC   SDIM00a14


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