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5m Ship Launching Airbags Heavy Duty Durable High Load Capacity

Categories Ship Launching Balloon
Brand Name: Hongruntong Marine
Model Number: HM-SLB1
Certification: ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS
Place of Origin: China
MOQ: 1
Price: US$160-US$560
Payment Terms: L/C, T/T, D/A, D/P, Western Union, MoneyGram
Supply Ability: 2360 Pcs Per Month
Delivery Time: 5-7 Work Days
Packaging Details: Wooden Pallets, Wooden Box
Feature: Durable Construction
Reinforcement: Tyre Cord Fabric
Tensile Strength: ≥18Mpa
Hardness: 60±10 Shore A
Diameter: 0.5M-3.0M, Or Customized
Name: Ship Launching Balloon
Material: Robust Natrual Rubber
Length: 3M-28M, or Customized
Layers: 5-13Ply, or Customized
Elongation: ≥400%
Working Pressure: 0.03-0.25Mpa
Metal Part: Q235, SS3044, SS316
Accessory: Free of Charge
Standard: ISO14409:2011
Warranty: 36 Months
Color: Black
Application: Ship/Vessel/Boat Launching/Docking
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5m Ship Launching Airbags Heavy Duty Durable High Load Capacity

5m Ship Launching Airbags Heavy Duty Durable High Load Capacity


Description


The 8m Ship Launching Balloon is a high-performance marine engineering solution designed for safe, efficient, and cost-effective vessel launching. Constructed from multi-layer reinforced rubber combined with high-strength synthetic fibers, the balloon offers exceptional load-bearing capacity, high elasticity, and superior wear resistance. Its design ensures stable inflation and even load distribution beneath the hull, minimizing stress and preventing structural deformation. The material is resistant to abrasion, punctures, and extreme marine conditions including saltwater exposure, UV radiation, and fluctuating temperatures. Ideal for shipyards, dry docks, and offshore facilities, the balloon reduces dependency on cranes, streamlines launch operations, and enables repeated safe launches with minimal labor and operational costs.


Case Study


In 2023, a medium-sized shipyard in Vietnam needed to launch a 1,200-ton fishing trawler. The dock had uneven surfaces and limited crane access, making conventional launch methods risky. The shipyard deployed an 8m Ship Launching Balloon system from Hongruntong Marine. Technicians placed the balloons along the hull, inflated them sequentially, and adjusted pressure for uniform load distribution. The vessel launched smoothly within 45 minutes, with no hull damage or structural stress. The client reported significant labor savings, enhanced safety for workers, and a repeatable launch procedure applicable to other vessels. This case highlighted the balloon’s adaptability to uneven surfaces and reliability under heavy loads.


Specifications


Product NameShip Launching Balloon
Material100% High Tensile Natural Rubber (NR)
Dimensions

Diameter 0.2m - 4.0m,

Length 3.0m - 28.0m,

or As Request

Working Pressure0.05-0.25MPA
TechnologyOverall Winding, High Pressure, Explosion-Proof
Metal PartsQ355 / SS304 / SS316
OEMSupported
MOQ1
Repair ToolsElectric Heating Plate, Repair Materials, Glue, Free of Charge
StandardISO 17357
CertificateABS, BV, KR, LR, GL, NK, RINA, DNV, RMRS
PackagePallets, Wooden Cases
Service Life20 Years
Warranty36 Months

Diameter

Working

Pressure

Working

Height

Bearing Capacity
KN/mTon/m
D=1.0m0.14Mpa0.6m87.968.98
0.5m109.9611.22
0.4m131.9513.46
D=1.2m0.12Mpa0.7m94.259.62
0.6m113.1011.54
0.5m131.9513.46
0.4m150.8015.39
D=1.5m0.10Mpa0.9m94.259.62
0.8m109.9611.22
0.7m125.6612.82
0.6m141.3714.43
0.5m157.0816.03
D=1.8m0.09Mpa1.1m98.9610.10
1.0m113.1011.54
0.9m127.3312.98
0.8m141.3714.43
0.7m155.5115.87
0.6m169.6517.31
D=2.0m0.08Mpa1.2m100.5310.26
1.1m113.1011.54
1.0m125.6612.82
0.9m138.2314.11
0.8m150.8015.39
0.7m163.3616.67
0.6m175.9317.95
* Other Size Can Be Provided Follow Client's Requirements.

Features


Exceptional Load Bearing Capacity
The balloon can support vessels from small boats to medium-sized ships, providing consistent performance under extreme weight and minimizing hull stress.


Superior Durability
The multi-layer rubber reinforced with synthetic fibers resists abrasion, punctures, and environmental degradation, ensuring long-term usability even in harsh marine conditions.


Easy Handling and Inflation
Equipped with user-friendly valves, the balloon can be deployed quickly with minimal manpower, streamlining operations for multiple launches.


Safety Assurance
Reinforced end caps and integrated pressure monitoring prevent sudden deflation and uneven load distribution, protecting both personnel and vessels.


Applications


Shipyard Vessel Launching
Perfect for launching ships of various sizes, especially in facilities with limited crane access or uneven dock surfaces.


Marine Repairs and Dry Docking
Facilitates vessel relocation and maintenance by providing stable lifting and launching without permanent infrastructure.


Offshore Construction Support
Supports launching of floating platforms, barges, or other marine structures in remote or uneven locations.


Advantages


Extensive Industry Experience
Over 30 years in marine engineering solutions, developing advanced balloon technologies trusted worldwide.


Technical Expertise
Customized solutions tailored to vessel size, weight, and operational requirements.


Quality Assurance
Rigorous testing for tensile strength, air retention, and durability ensures reliable long-term performance.


Comprehensive Support
Installation guidance, operational training, and after-sales support maximize safety and efficiency for clients.


FAQ


1. What sizes are available for the Ship Launching Balloon?
Sizes range from 4m to 12m in diameter, customizable to vessel weight and hull design.


2. How long does it take to inflate an 8m balloon?
Using standard compressors, inflation typically takes 20–30 minutes depending on weather conditions.


3. Are the balloons reusable for multiple launches?
Yes, with proper maintenance and storage, they are designed for repeated use over several years.


4. Can these balloons be safely used on uneven dock surfaces?
Absolutely. The reinforced design and flexible rubber layers ensure stable deployment on irregular surfaces.


5. What safety certifications does the balloon have?
All products comply with ISO 14409 and have passed rigorous pressure, elasticity, and durability tests.


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