Syntactic Foam / Chemical Foam Subsea Buoyancy Modules For Marine Mining
A trenching machine float is a buoyancy device installed on a trenching machine or other underwater work equipment. It is typically made of high-strength, corrosion-resistant materials to ensure stability and durability in deep-sea environments.
In deep-sea operations, the trenching machine float provides sufficient buoyancy, allowing the trenching machine to float in the water and maintain a stable operating posture. It also protects the trenching machine from direct collisions with obstacles such as seabed rocks and shipwrecks, reducing the risk of physical damage.
Trenching machine floats are widely used in underwater operations such as marine mining, submarine cable laying, and submarine pipeline construction. In these fields, the trenching machine float not only provides the necessary buoyancy support for the trenching machine but also ensures safety and stability during operations.
- Low density (0.35-0.7g/cm³)
- High strength (1-100MPa)
- Minimal water absorption (<2%)
- Excellent corrosion resistance
- Lightweight construction
- Exceptional strength-to-weight ratio
- Superior corrosion resistance
- Ultra-high pressure resistance (withstands depths exceeding 10,000 meters)
- Manned submersibles
- ROV/AUV buoyancy systems
- Subsea oil and gas pipelines
- Deep-sea mining equipment
| Type | Model | Density (g/cm³) | Compression Strength (MPa) | Water Absorption (24h) | Submersible Depth (m) |
|---|---|---|---|---|---|
| Chemical Foam | CSBM-08 | 0.08 | / | ≤5% | Surface |
| Chemical Foam | CSBM-020 | 0.20 | 0.5 | ≤5% | 50 |
| Chemical Foam | CSBM-025 | 0.25 | 1 | ≤5% | 100 |
| Chemical Foam | CSBM-030 | 0.30 | 2 | ≤5% | 200 |
| Standard Performance | SBM-36 | 0.36 ± 0.01 | ≥ 16 | ≤1% | 500 |
| Standard Performance | SBM-38 | 0.38 ± 0.01 | ≥ 21 | ≤1% | 800 |
| Standard Performance | SBM-43 | 0.43 ± 0.02 | ≥ 24 | ≤1% | 1,000 |
| Standard Performance | SBM-45 | 0.45 ± 0.02 | ≥ 28 | ≤1% | 1,500 |
| Standard Performance | SBM-51 | 0.51 ± 0.02 | ≥ 45 | ≤1% | 3,000 |
| Standard Performance | SBM-54 | 0.54 ± 0.02 | ≥ 60 | ≤1% | 4,000 |
| Standard Performance | SBM-58 | 0.58 ± 0.02 | ≥ 75 | ≤1% | 5,000 |
| Standard Performance | SBM-63 | 0.63 ± 0.02 | ≥ 90 | ≤1% | 6,000 |
| Standard Performance | SBM-70 | 0.70 ± 0.02 | ≥ 145 | ≤1% | 11,000 |
| High Performance | SBM-43H | 0.42 ± 0.02 | ≥ 27 | ≤1% | 1,800 |
| High Performance | SBM-45H | 0.45 ± 0.02 | ≥ 35 | ≤1% | 2,000 |
| High Performance | SBM-48H | 0.48 ± 0.02 | ≥ 42 | ≤1% | 3,000 |
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