Industriestraße 44+48, 47652 Weeze
+49 2837 10510


Incredible color, electrically conductive plastics, custom compounding – these are Delta Kunststoffe’s specialties.

Founded in 1994, the company became part of the Kafrit Group in 2022. Currently 80 specialists do all their manufacturing at a cutting-edge facility in Weeze/Germany. Our new products are tailor-made for the logistics, building and construction industries, artificial turf, fitness equipment manufacturers, home appliances and toys as well as automotive and electronic applications.

Our expertise is enhanced by partnerships with specialists in the raw materials field, plastics processors and users, universities and research institutes. Our range of color formulations comprises special colorants, color masterbatches, pigment combinations, UV stabilizers and additives for process optimization, additive masterbatches, and dry pigments. Our portfolio of electrically conductive compounds includes conductive plastics as well as permanently antistatic and intrinsically conductive compounds with nano-scale fibers and fillers. Customized compounds are materials with a unique property profile, engineering materials, special materials and special compounds.

On our modern machines we can produce a wide range of specialty plastics for numerous applications ensuring high quality standards for all toll-compounding products.

With our in-house laboratory and matching department, we ensure that all products and formulations are checked prior to shipment to ensure that they meet our clients’ specific quality requirements every time. All formulations are quality-controlled to ensure that they comply with industry standards and your individual specifications. Our quality management system is certified to DIN EN ISO 9001:2015.

Facts and Figures


Stock corporation

Headquarters: Weeze, Germany

Founded in 1994

No. of emplyees 80

Production and quality

More than 10 production lines with equipment from renowned German machine manufacturers

In-house laboratory
In-house coloring department
In-house matching department

All batches are checked prior to shipment to ensure that they comply with industry standards and individual customer specifications

Quality management system certified to DIN EN ISO 9001:2015


1994: The company is founded by Maria and Wolfgang J. Riegler in Weeze, Alte Heerstr. 36, Germany

1999: Relocation to new production and administration building in Weeze, Industriestr. 44, Germany

2004: Capacity stepped up to five production lines

2007: Andreas Bäßler joins the board of directors

2007: Major expansion of the facility adds more room for production and storage

2008: Larger sales team and international alignment

2009: Legal form changed to AG (stock corporation) – Delta Kunststoffe AG

2010: Additional 10.000 sqm. for further expansion have been acquired

2011: EUR 1.5m investment in additional production lines

2012: Further expansion of sales force and service team

2017: New administrative building at Industriestr. 48 in Weeze in operation

2017: Co-kneader technology implemented

2018: Investment of 1.0m EUR in new production lines

2022: New production line (co-kneader) installed

2022: Delta Kunststoffe AG was acquired by the Kafrit Group