Skip to main content

Sales & Application Technology

  • Independent material consulting by employees experienced in plastics technology

  • Flexible and responsive service

  • Expert support from product selection to support during series production and in the event of problems

  • Flexible batch sizes from sample to FTL (Full-Load-Truck)
  • Short-term delivery of sample quantities

  • Cooperation with international sales partners to support customers on site

Research and development

  • Efficient product and process development of sustainable product solutions

  • Professional formulation of technically innovative compounds

  • Efficiently equipped in-house technical center

  • Extensive material testing and supporting analytics
  • Regular participation in research projects and round robin tests

  • Comprehensive additional offers for the development of customer-specific processes or test series on the scale of industrial production


  • Plant flexibility due to extensive machinery

  • Energy-efficient production

  • Scale-up and scale-down capability of all compounding lines

  • Modular strand, underwater and dry cut pelletizer
  • Close-meshed quality controls throughout the entire process for a high level of batch safety

  • In-house material cycle to reduce polymer waste

  • Precise metal detection throughout the entire production process


  • DIN EN ISO 15512 Determination of water content

  • DIN EN ISO 294-1 Injection molding of thermoplastic test specimens

  • DIN EN ISO 11358-1 Thermogravimetry (TG) of polymers

  • DIN EN ISO 11357 Dynamic differential thermal analysis (DSC)

  • FTIR Fourier Transform Infrared Spectroscopy

  • MIK Stereomicroscopy



  • Determination of melt mass flow rate (MFR) and melt volume flow rate (MVR) of thermoplastics DIN EN ISO 1133-1


  • Determination of charpy properties DIN EN ISO 179-1
  • Determination of tensile properties DIN EN ISO 527-1/-2
  • Determination of indentation hardness with a durometer ( Shore hardness) DIN EN ISO 868

Thermal properties:

  • Determination of Vicat softening temperature DIN EN ISO 306

Optical properties:

  • Measuring conditions for body colors ISO 7724/1 / DIN 5033-7
  • CIE 1976 L*a*b* color space DIN EN ISO/CIE 11664-1
  • Determination of gloss value at 20°, 60° and 85 DIN EN ISO 2813
  • Visual comparison of color DIN EN ISO 3668

Other features:

  • Determination of ash DIN EN 1172
  • Determination of textile glass and mineral filler content DIN EN ISO 1183
  • Determination of bulk density DIN EN ISO 60
  • Determination of processing shrinkage DIN EN ISO 294-4
  • Flammability testing of plastics for parts in equipment and applications UL 94

You can find a detailed overview of our laboratory services here.



Maybachstr. 23
32257 Bünde

+49 5223 49 10 90


SITRAPLAS partners with you to produce individual resin compounds for state of the art product solution.


WordPress Cookie Plugin by Real Cookie Banner