Nautec SX-L ship’s floor

Nautec SX-L [A-60 class floating lightweight floor]

A60 class floating underfloor, fire-resistant according to IMO SOLAS A 754 (18).

This floor consists of:
– A layer of rock wool (thickness 30 mm)
– A layer of bitumen paper
– A layer of structural steel (50x50x3 mm)
– Nautec SX-L mortar, thickness 25 mm (s.g. 1.4 kg/m²/mm)
Recommended thickness: 30 mm

Approved by: Bureau Veritas

Pressure strength

after 1 day: 11.6 N/mm²
after 3 days: 12.8 N/mm²
after 7 days: 15.7 N/mm²

Pressure strength: 40 N/mm2 (27 days)

Flexural strength

after 3 days: 4.5 N/mm²
after 7 days: 5 N/mm²
after 27 days: 5.9 N/mm²

Technical properties

Non-inflammable, class A-60
Sound and heat isolation
Weight: approximately 35kg/m²
Walkable: after 16 hours (20 °C)
after 24 hours (10-15 °C)
Pressure strength: 40 N/mm2 (27 days)
Thermal conductivity: approximately 1.4 W/mK
Calculated frequency: Unloaded 81 Hz * 1
Loaded with 70 kg/m 55 Hz

Need more information? Please contact us, we gladly assist you.

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Recent projects

On Monday 15 April 2019 was yardno. 748 “MS Tasman” successfully launched at shipyard Royal Bodewes Groningen.

For our client Select Voyages we have provided the Galley of the ‘’Select Bellejour’’ with our Herculan PU screed floor.

For our client Wil-Arn we have provided the ‘’Zr. MS Rotterdam’’ with marmoleum floors.

At the request of Peters Shipyard B.V. , we equipped the BNR 905 with sound insulating and fire-retardant Nautec A-60 floors.

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