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Shipbuilding industry adds fire-retardant cotton to ship compartments to solve the problem of fire and smoke prevention in maritime escape.

Apr 17,2025

Shipbuilding industry adds fire-retardant cotton to ship compartments to solve the problem of fire and smoke prevention in maritime escape.

Disruptive Applications of Shipbuilding in Four Major Scenarios

Engine Room Firewall

Composite Structure: 2mm pre-oxidized fiber felt + silicon carbide coated steel plate

Performance Leap:

Explosion resistance pressure increased from 0.3MPa to 0.8MPa

Fire spread speed reduced from 2.4m/min to 0.3m/min

Temperature in adjacent compartments <80℃ within 30 minutes

Passenger Cabin Partition Upgrade

Ultra-thin design: 12mm overall thickness achieves 60-minute fire resistance rating

Humanized Breakthrough:

Sound insulation index increased to Rw=55dB

Wall surface temperature always <40℃

Supports magnetic adsorption decorative panels

Cable Channel Protection

Triple Protection System:

Pre-oxidized fiber sheath (withstands 1500℃ electric arc)

Expansion sealant (expands and fills gaps when heated)

Intelligent monitoring strip (real-time alarm for abnormal wire temperature)

Practical Effect: Zero cable fire accidents after modification of a certain cruise ship

Escape Route Construction

Three-dimensional Protective Net:

Ceiling: Spraying 3mm pre-oxidized fiber aerogel

Walls: Modular fireproof cotton board

Floor: High-temperature resistant drainage grating

 

Pre-oxidized Fiber Fireproof Cotton

Kaidun Industry produces and sells pre-oxidized fiber fireproof cotton, supporting flexible customization of weight 80-2000g/m², width 1-2.4m, and thickness 1-15mm to meet diverse needs.

Fire Resistance Performance

Fireproof cotton has the characteristics of flame retardancy, fire resistance, and high temperature resistance, with a high limiting oxygen index. It does not burn when exposed to open flames and has no dripping. Long-term temperature resistance 200℃-300℃, instantaneous temperature resistance 1000℃.

Environmentally Friendly and Non-toxic

No toxic gases are produced during combustion, which is beneficial for fire escape during a fire.

Lightweight and High Strength

Fireproof cotton is lightweight, and pre-oxidized fiber fireproof cotton has the effect of heat insulation and heat preservation. Compared with traditional rock wool, pre-oxidized fiber fireproof cotton reduces weight more under the same fire rating.

 

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