ULTRATEX d.o.o. Šabac, member of a company Uno Martin Group, is the first and only company in Serbia, which is producing and selling multiaxial fabric for making propellers for windmills.

- manufacturing propellers for windmills used multiaxial fabric of glass fibers combined with resin
- weight of the propeller may be about 6 t
- 20% of the total cost of windmills makes propellers price
- length of a propeller and is about 70 m
- today the real capacity windmills up to 6 mW
- largest manufacturers Vestas, Nordex, Enercon, GE...
- new projects put a special emphasis on wind turbines at sea