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Supper-mirror-polished steel belts for sheet and film production

NAUT high precision band steel is famous both in the domestic market and overseas. The company is also one of the few enterprises who manufactures the width band steel. According to the different requirements of users, we can consider many factors, which include: chemical adaptability in the using process; the effect of surface roughness to film forming and tension measurement; steel belts mechanical strength and tension measurement, etc.. A large number of application cases can prove that NAUT belt has the following characteristics:

  • Excellent anti-tensile strength
  • The lowest surface roughness can reach to Ra0.008um
  • No scratches, needle, orange peel and other adverse phenomenon
  • Excellent flatness
  • No obvious aberration phenomenon
  • High degree of finish
  • Smooth operation, without deviation
  • High precision (provision including the treated solder-less joint area)


Belt polish processing

  NAUT knows that this steel belt will be used as a recycling mode, which will directly relate to the user’s product process needs. Only strict operation process, advanced processing technology, advanced detection means and excellent manufacturing equipment will meet the functional equipment. NAUT focus on the quality of the beginning, the middle process details, and the final installation and trial run, which all has a detailed solution.

Belt polish testing

 Typical applications

  • Optical thin film
  • Electronic Thin Films (PP, PI, PVC,)
  • Degradable film (PVA)
  • Medical filtering membrane, Pregnancy test film etc
  • Memory film, solar cell membrane, substrate materia
  • High end papermaking
  • Fibrous material and other
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