The Multifilament Polypropylene (PP) division is included in Industrias Murtra, S.A.’s Industrial area.

It is a world leader in Multifilament Polypropylene Yarn production for the most ambitious applications under the Murafil brand.


Thanks to our vast experience in the sector, we can offer products customized to our customers’ needs for a wide variety of sectors: Automotive, filtration, geotextiles, garden furniture, orthopaedics, leather goods, pets, lifting, nets, cords, blinds, etc.

Our range includes the following yarns:

Low, medium and high tenacity in a wide denier range.

Bulk coloured with high solidity.

With UV additives according to the most demanding requirements.

Twisted or tangled.

Complying with food regulations.

With special lubrication for sewing thread.

With residual shrinkage control.

With sensitivity to the environment and the circular economy, we can incorporate varying percentages of recycled product from our own extrusion into the yarns.

We have our own laboratory for control of:

  • Analysis of fibres
  • Title
  • Tenacity
  • Ultimate elongation
  • Gas fading
  • Colour
  • Torsion
  • Tangle points
  • Shrinkage
  • Lubrication.
  • Resistance to ultraviolet (UV) rays
  • Colour fixing
  • Abrasion
  • Flammability
  • Permeability
  • Stiffness

Conducted according to the various international standards required by our customers.


Our production process is covered by ISO 9001:2015 quality certification. The items are OEKO-TEX standard 100 class 1 certified and comply with the requirements of the REACH regulation and the RoHS directive.

Control of harmful substances.

See certificate