Chemical resistant

Mildew and bacteria resistant

Free of MEKO, phthalates, solvents and isocyanates

Permanently stable

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General information

Product description

  • Almost odourless, no bleed through and no staining.
  • Safe to use indoors and outdoors, even on damp, non-porous surfaces.
  • Adheres without primer to most materials and is chlorine and seawater resistant.

Available packages & colors

SKU EAN Description
rock-310ml-en 539006000 - 5414195539064 - Rock - cartridge 310ml 539006000 5414195539064 Rock - cartridge 310ml


  • SWIMMING POOLS: thanks to its chlorine and seawater resistance, extremely suitable for bonding and sealing swimming pools.
  • NATURAL STONE: secure sealing indoors and outdoors and mounting of natural stone, counter tops, doorsteps, floors, ... Does not bleed through.
  • EXPANSION JOINTS: thanks to its strong adhesion and extreme tensile properties, ROCK can be used to seal expansion joints with great elasticity.

Technical information


  • Basis: MEKO free neutral silicone.
  • Form: elastic paste.
  • Appearance: colourless shiny.
  • Skin formation (23°C 50 % R.H.): 15 minutes.
  • Bond-free (23°C 50 % R.H.): 10 minutes.
  • Hardening: (23°C 50 % R.H.) 2 mm/24 h.
  • Volume shrinkage: after curing <4%.
  • Tensile strength: 130 N/cm².
  • Hardness: (ISO 868) 25 Shore A.
  • Thermal stability: - 40°C to + 150°C.
  • Processing temperature: + 5°C to + 40°C.
  • Adherence: excellent, except for PE-PP-Teflon-Bitumen.
  • Elongation at break: 700 %.
  • E-modulus: 100 % 0.32 MPa.
  • Paintable: Not paintable.
  • Mould and bacteria resistance after curing: 1 (highest class).
  • Shelf life: Minimum 12 months.
  • Safety measures: Please consult the safety data sheet.


  • Processing temperature from +5°C to +40°C.
  • Apply to clean and stable substrate.
  • Use Tec7 Prepare & Finish to clean and degrease safely, obtain the perfect finish, and to remove uncured Tec7 products. In case of heavy soiling, clean with Tec7 Cleaner and/or Multiclean.
  • Apply with manual or air caulking gun (best with telescopic plunger).
  • Test the adhesion to plastics, powder coatings, exotic woods and bituminous materials. Start by strengthening weak and/or porous substrates with Fixprimer.
  • Swimming pool application: allow to harden for at least 7 days before contact with chlorinated water.

Ideal adhesive thickness for optimal adhesion strength: 3 mm.

Use in jointing and sealing:

  • Minimum joint width:    4 mm.
  • Maximum joint width:  25 mm.
  • Maximum joint depth: 10 mm.

Joint ratio:

  • joint width in mm     5  10  15  20  25.
  • joint depth in mm     5   6  10  10  10.

If necessary, bring the joint to the suitable depth with convex filling.

Can not be painted.

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