MagmaStrip & MagmaDisc

Carborundum inserts for concrete & wood

Carborundum inserts for pre-cast concrete and wooden stairs available in strips or discs of various sizes.

  • Available from stock in 2000mm lengths in charcoal colour.
  • Can be manufactured in yellow & white.
  • Bespoke colours available on request
  • Suitable for use in pre cast concrete, terrazzo and timber.
  • Magma riser strips also available in 55mm widths

MagmaStrip/ MagmaDisc brochure: download here (pdf)

Slip resistance test results.

MagmaStrip standard sizes

15mm x 8mm

55mm x 9mm

25mm x 8mm

55mm x 9mm DT

35mm x 8mm

75mm x 9mm NEW

MagmaStrip Profiles

Magmastrip 15mm (pdf)

Magmastrip 25mm (pdf)

Magmastrip 35mm (pdf)

Magmastrip 55mm (pdf)

Magmastrip 55DT (pdf)

Magmastrip 75mm (pdf)

DWG files (for use with Autodesk software) are available from our Downloads Page


0 - 9 mm+/- 0.2 mm
10 -19 mm+/- 0.4 mm
20 - 50 mm+/- 0.6 mm
over 50 mm+/- 1.0 mm

All sizes are nominal

MagamaDisc standard sizes

25mm x 8mm

50mm x 8mm

Contact us for further details: