KRAITEC® protect heavy duty protection

KRAITEC® protect is the heavy-duty protective sheet for extreme applications and structural loads. It is a premium product made from selected materials complying with strict specifi cations. Due to its high volume weight, KRAITEC® protect does not require weighing down prior to installation as do geotextiles. Made to exacting quality standards, KRAITEC® protect is extremely rugged and is the optimum solution wherever highest physical demands must be met.
Technical Data
Material: polyurethane-bonded recycled premium-grade rubber granulate.
Colour: multicoloured
Surface: grain-textured
Density: approx. 1,050 kg/m³

Mats: 1,000 x 2,000 mm und 1,150 x 2,300 mm
Roll-form: width 1,250 mm
(Roll-form length dependent on material thickness)

Length and width: ± 1.5 %
Thickness: 3, 4, 5, 6, 8, 10 ± 0.6 mm
Additional thicknesses and sizes available on request.

Technical Data:

Tensile strength: approx. 0.8 N/mm² (DIN 53571)
Elongation at break: approx. 125 % (DIN 53571)
Tear resistance:
approx. 3.4 N/mm (DIN 53507)
Puncture resistance: SIA 280 tested
Deformation under traffic load:
10 % at approx. 38 t/m²
50 % at approx. 460 t/m² (test method based on DIN EN ISO 3386-2)
Coefficient of thermal expansion:

approx. 10 x 10-5 / °C (test method based on DIN EN 13471)

Fire resistance:
B2 (DIN 4102 Part1)
Thermal resistance:

stable from -30° C bis +80° C

Chemical resistance: conditionally resistant to acids and bases
Environmental resistance: Environment-friendly, rot-resistant, must be protected from constant exposure to UV radiation

KRAITEC® ptotect Tunnel Systems
KRAITEC® protect has outstanding physical properties which make it ideal for use over waterproofing subjected to extreme compressive loads or dumping of gravel or soil. It has excellent puncture resistance and can take rough treatment of all kinds without damage. KRAITEC® protect provides outstanding protection over waterproofed surfaces in tunnels whether horizontal or vertical.


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