Exafoam HD

Application

For forming expansion joints in concrete, brickwork and blockwork.

Description

A cross linked, semi-rigid, closed cell polyethylene sheet material used for forming or filling expansion joints between adjacent in-situ or precast components. Exafoam HD provides excellent support backing to elastomeric sealants and is especially recommended for use in expansion joints in brickwork and in the construction of water retaining and water excluding structures.


Features and benefits:

  • Excellent recovery from compression.
  • Will not extrude when compressed.
  • Non-absorbent composition.

General information

Material

Polyethylene

Shape

Rectangular

Size

1000 x 2000 mm

Uniclass 2015

Pr_25_71_63_27 Extruded polyethylene (PE) foam boardsPrimary

CAWS

E40/520 Sheet joint filler

E60/330 Expanded polystyrene void formers

F30/615 Movement joints without sealant

F30/78 Fire-resisting movement joints without sealant

Specification data - Extruded polyethylene (PE) foam boards Enhanced data

Material

Cross linked closed cell polyethylene foam.

Thickness

10 mm.

15 mm.

20 mm.

25 mm.

Elastic recovery

50%.

CompressionEfficiency

100%.

Elongation

110%.

TensileStrength

470 kN/m².

CompressiveStrength

25% compression: 68 kN/m²; 50% compression: 164 kN/m².

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