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Divinycell H80 · Core Materials

Divinycell H80

BrandDIAB

A foam core material for sandwich composite constructions, in thicknesses from 3 to 25 mm.

Divinycell H is a foam core for sandwich composite constructions, used across marine, land transportation, wind energy, civil engineering and general industrial applications.

  • Specialised grooves for infusion in most thicknesses, with perforations if required.
  • DIAB also offers fire-resistant and deep-sea high-compression foams.
  • High-impact-resistant foams are available for high-speed power craft.

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Code: DVNH80/3

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FEATURES

Features

Ideal for a wide range of applications

Divinycell H has been widely used over many years in virtually every application area where sandwich composites are employed. These include the marine (leisure, military and commercial), land transportation, wind energy, civil engineering/infrastructure and general industrial markets.

Material and process compatibility

Divinycell H is compatible with virtually all commonly used resin systems (polyester, vinyl ester and epoxy), including those with high styrene contents. Its good temperature performance, high residual strength and good dimensional stability make Divinycell H well suited to hand laminating, vacuum bagging, RTM (resin transfer moulding) and other closed moulding processes.

Mechanical properties

In its application range, Divinycell H offers a high strength-to-density ratio. At both ambient and elevated temperatures it shows impressive compressive strength and shear properties (normally the most important for a sandwich core material).

In addition, the ductile qualities of Divinycell H make it well suited to applications subject to fatigue, slamming or impact loads. Where a more brittle core material might shatter or delaminate as a result of an impact, the ductility of Divinycell H allows it to absorb energy when deflected without structural failure. Other key features include consistent high quality, excellent adhesion / peel strength, excellent chemical resistance, low water absorption and good thermal / acoustic insulation.

Full details of the core's properties are in the Divinycell H datasheet and the DIAB brochure.

Range of densities

Divinycell H is available in a wide range of densities: 38, 48, 60, 80, 100, 130, 160, 200 and 250 kg/m³. This enables designers to optimise the structure by choosing the correct density for their application.

Standard and special finishing

Divinycell H sandwich core can be supplied with a wide range of finishes to facilitate installation, enhance component quality and meet specific process requirements. These include grid-scored, double cut and 'infusion' grooved/perforated forms.

Ready-made kits

For those involved in series production, Divinycell H can be supplied in ready-made construction kits where each piece is pre-cut, shaped as necessary and numbered to fit exactly into its designated place in the mould. This substantially reduces build times, saves labour costs, improves quality and cuts waste.

PRODUCT DETAILS

Specifications

Values from the product data sheet.

Thickness options
3, 5, 8, 10, 12, 15, 20 and 25 mm
Finishes
PSC (plain sheet) (3 mm and 5 mm); Plain; Double Cut / Grid Cut (20 mm and 25 mm)
Nominal density (H80)
80 kg/m³ (typical variation ±10%)
Densities in the Divinycell H range
38, 48, 60, 80, 100, 130, 160, 200 and 250 kg/m³ (nominal densities, typical variation ±10%)
Compatible resin systems
Polyester, vinyl ester and epoxy, including those with high styrene contents
Processes
Hand laminating, vacuum bagging, RTM and other closed moulding processes
Special finishes
Grid-scored, double cut and infusion grooved/perforated

APPLICATIONS

Where it is used

As listed in the product information.

TECHNICAL INFORMATION

Technical documents

Revision dates are shown as published.