Gravimetric Blenders: WSB

The most popular gravimetric blenders worldwide. Plastics processors all over the world are choosing Maguire Weigh Scale Blenders as their Gravimetric Blender of choice over all others.


The Maguire gravimetric blender range covers applications for up to 12 materials. Customers benefit from precision mixing, simple operation, minimum setup time and low capital cost. The first and only weigh-scale blender designed from the ground up, giving the technology over 30 years’ experience.

10 blender series with over 120 models suited to every process and application.
Gravimetric Blender Series available:
WSB MB Micro Blender Series, WSB 100MP Micro Plus Series, WSB 100 Series, WSB 200 Series, WSB 400 Series, WSB 900 Series, WSB 1800, WSB 1200 Series, WSB 2400, WSB 3000 Series.

  • Guaranteed to reduce your material cost.
  • Allows confident use of Masterbatch and regrind, eliminating the need to buy compound materials.
  • Bulk buy natural polymer instead of small lots of compounded colours with huge savings.
  • Gravimetric blenders provide negligible scrap compared to manual or volumetric blending during set-up.
  • Range includes the MaxiBatch blender: The world’s largest throughput capacity up to 5500 kg/hr. Blends up to 12 ingredients!
  • Machines still supported since 1989.
  • Set up in seconds, not hours.
  • Minimal calibration required.
  • Unquestionable accuracy.
  • Proven reliability with 5-year warranty.