About Feltest

At Feltest, we guide papermakers with simple, independent tools and insights, so machine clothing works for you, not against you.

Optimizing the performance of paper machine clothing

You want to maximize your paper production, for the least cost. But your machine just won’t cooperate. Expensive, unforeseen stops lead to countless production meetings, and long nights in the mill.

That’s how Frank felt. Until he found a better way. With Feltest’s handheld measuring tools he collects daily data on his felts and fabrics, spots problems in advance and shares that data with his suppliers, so they can optimize fabrics and felts for his machine.

Team of people on the production floor of a paper mill (illustrative photo)

History

The roots of Feltest go back to 1992. Press felt designer Niek Lensvelt from the Netherlands wanted to know how the compaction of felts changed over time, so that he could improve the performance of his felts. As there was no instrument on the market that could measure on a running paper machine with the desired accuracy and repeatability, he designed one himself. The result is the original Caliper Gauge, the predecessor of today’s Caliper Profiler.

In 1995, Niek’s son Marcel joined the company. Together they were responsible for sales and service for several paper machine clothing suppliers. In 2008 Niek retired and Marcel continued Feltest, regularly adding new, highly specialized, high quality products to the portfolio.

Our team of paper professionals

  • Marcel Lensvelt

    CEO & founder / Product Specialist

    Entrepreneur since elementary school. Hated math but studied mechanical engineering. Loves art house movies and paper machines.

  • Michelle Koster-Chong

    International Account Manager

    Loves adventures on her motorcycle. She has a passion for growing food and cooks for relaxation.

  • Lars Hulshof

    Operations Manager

    Our word wizard. Has a soft spot for learning foreign languages. Customers in 90 countries makes him very happy.

  • Ineke Koene

    Technician

    In her heart a true Graphic Novelist, but as art doesn’t always pay the rent, she is also a gifted technician who assembles our instruments with care and attention.

  • Janneke van Tongeren-Dral

    Director Systems & Strategy

    Started her career as an industrial pharmacist. Now she’s curing our capabilities to predict the future.

  • Selma Wijkamp

    International Order Support

    Part of the team that keeps orders moving to mills around the world.

Photos on this site show mill situations for illustration and are not portraits of the Feltest team.

Trusted by mills and suppliers worldwide

Used in over 600 mills across 90+ countries.

  • Kimberly-Clark
  • Smurfit Westrock
  • Stora Enso
  • Voith
  • Valmet
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