Sonplas is one of the leading manufacturers of custom built machines for the automotive industry. We provide “turnkey solutions” for testing gasoline and diesel injection systems as well as a hydroerosive (HE) grinding process for the precise flow calibration of nozzles and orifices.

Our internal research & development department enables us to be always a step ahead of future requirements. Due to the structure of our medium-sized company we can respond very flexible to the specific demands of our international customers.
Local sales and service representatives are based in Europe as well as in the US, China, India, Brazil and Japan.


Sonplas GmbH- Sachsenring 57 - D-94315 Straubing - Deutschland - Tel: +49 (0) 94 21 / 92 75 - 0 Fax: +49 (0) 94 21 / 92 75 199 - info(at)

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