Helical Bolt - Prodac.bekaert.com
Prodac.bekaert.com

Helical Bolt

This bolt consists of a helical steel bar with an oval cross-section that acts with a fastening system, which consists of a perforated steel plate and nut of nodular cast iron. The latter work in a complementary fashion to strengthen and preserve the natural resistance of rock massif.

Geo-mechanical and operational advantages

  • Good for projects undertaken in areas with poor quality rocks and in high stress zones.
  • Large load transfer capacity on rock massifs.
  • The product’s simple design allows for simple and quick installation.
  • No sophisticated equipment is needed to make adjustments.

Technical specifications

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