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Cellcore HG

Verified by manufacturer 3 months ago

Cordek Ltd

A range of collapsible products designed to protect foundations from the effect of ground heave.

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Application

Designed for use beneath reinforced concrete floor slabs, ground beams and pile caps to protect against the potential effects of ground heave.

Description

The product consists of a cellular construction of expanded polystyrene combined with a robust polypropylene board, which has been designed and tested to tight tolerances to achieve the specified performance characteristics. It is available in a variety of depths and grades to suit the most commonly encountered combinations of soil heave potential and concrete depths that exceed the capacity of the standard Cellcore HX range.


Features and benefits:

  • Reduces the upward force transmitted to the structure.
  • Wide range of depths and grades to suit most applications.
  • Meets the NHBC Technical Standards.
  • Consistent performance supported by extensive testing.
  • Available with integral EPS insulation, permanent formwork for ground beams or voids for gases to vent by request.

General information

Color

White

Material

Polypropylene

Polystyrene

Guidance for specification option:

Expanded polystyrene (EPS).

Shape

Rectangle

Guidance for specification option:

Rectangular panels.

Length

2400 mm

Width

1200 mm

Manufacturer guidance

1200 mm as standard panel; available in 300–1200 mm (in 25 mm increments) to suit ground beam.

Height

100 mm

200 mm

300 mm

Uniclass

Pr_25_71_29_16 Compressible board substructure formworkPrimary

CAWS

E20/185 Compressible board substructure formwork

E20/47 Compressible board substructure formwork

Specification data - Compressible board substructure formwork

Material

Expanded polystyrene (EPS) / polypropylene.

Thickness

100 mm.

200 mm.

300 mm.

Grade

30/40.

Guidance for specification option:

Depth of concrete (maximum): 1140 mm.

40/50.

Guidance for specification option:

Depth of concrete (maximum): 1540 mm.

50/65.

Guidance for specification option:

Depth of concrete (maximum): 1940 mm.

Grade depth options

1140 mm.

1540 mm.

1940 mm.

Type

Beam.

Standard panel.

Length

2400 mm.

Width

1200 mm.

Guidance for specification option:

1200 mm as standard panel; available in 300–1200 mm (in 25 mm increments) to suit ground beam.

Sustainability data

Country of product manufacture

United Kingdom

Material

Polypropylene

Polystyrene

Guidance for specification option:

Expanded polystyrene (EPS).

Recyclability

Guidance for specification option:

Both expanded polystyrene (EPS) and polypropylene can be recycled.

Literature

Cordek Cellcore HG Data Sheet

Cordek Cellcore HG Data Sheet

Cordek Ground Heave Solutions Brochure

Cordek Ground Heave Solutions Brochure

Case studies

Moorgate Shaft

Moorgate Shaft

New Library University of Roehampton

New Library University of Roehampton