STRUCTURAL FIRE PROTECTION

THERMAX® A / SN fire protection boards

Large-sized, self-supporting and easy to treat

THERMAX® A / SN is the support board for all authorised surface materials, for use as a decorative fire protection board in interior construction, as well as international shipbuilding. It is especially suited for board ceilings, wall panelling, furniture, doors, trade fair and retail stands etc.

Technical specifications*

THERMAX® A / SN
Reaction to fire classification (EN 13501-1)A1
Standard dimension (mm) or on request2440 x 1220, 2500 x 1250,
2800 x 1250, 3050 x 1250**
Density (EN 12467 - 7.3.1.)800 kg/m³ (±10%)
Thickness (mm) or on request8**, 10, 12, 16, 19, 22, 25, 28, 30
Tolerance in thickness (EN 12467 - 7.2.3.2.)± 0.3 mm
Tolerance in dimension (EN 12467 - 7.2.3.2.)± 2.0 mm
Bending strength (EN 12467 - 7.3.1.)8 – 12 mm: 5.0 N/mm²
16 – 19 mm: 4.5 N/mm²
22 – 25 mm: 4.0 N/mm²
Compressive strength (intern)8 N/mm²
Screw extraction surface (intern, based on EN 320)25 N/mm
Tensile strength (EN 319)0.4 N/mm²
Delamination strength (EN 311)0.45 N/mm²
Residual moisture (ex works) (EN 322)2 – 6 %

* These specifications always depend on the thicknesses of the respective products, and represent minimum or average production values. Safety information sheets and processing instructions are available on request. All additions and changes to technical information reserved. If certain features are mandatory for certain uses, it is best to contact us. We are constantly expanding our construction programme.
** Size 3050 x 1250 mm not available in thickness 8 mm.

Product data

ThicknessMass per unit area (app.)Boards/pallet
8 mm7.2 kg/m²100 pcs.
10 mm8.5 kg/m²90 pcs.
12 mm9.9 kg/m²75 pcs.
16 mm12.5 kg/m²60 pcs.
19 mm14.3 kg/m²50 pcs.
22 mm16.1 kg/m²40 pcs.
25 mm18.0 kg/m²36 pcs.
28 mm20.2 kg/m²30 pcs.
30 mm21.6 kg/m²30 pcs.