IMPA: 231601

Wood Cargo Blocks for Marine Rigging

These wood cargo blocks are essential rigging equipment for any merchant vessel or working ship. Engineered for heavy-duty cargo handling, each block features a seasoned hardwood shell that protects the inner sheave from shock and compression. The design reduces friction and ensures smooth, reliable operation even under constant load on deck. Available in several standard sizes to suit a variety of rigging arrangements, these blocks meet the needs of seafarers and ship chandler operations worldwide.

Constructed with galvanized steel straps and a polished sheave, these wooden blocks offer a balanced combination of traditional durability and modern performance. They are commonly used for cargo booms, derricks, and other deck lifting gear. As part of our comprehensive range of rigging equipment and general deck items under IMPA code 231601, these wood cargo blocks are rigorously checked to ensure they meet international ship supply standards. Choose our marine-grade blocks to keep your deck operations safe and efficient.

Key Features

Technical Specifications

AttributeValue
Product NameWood Cargo Block
IMPA Code231601
Size Range6" / 8" / 10" / 12"
Shell MaterialSeasoned Hardwood
Sheave MaterialLignum Vitae / Bronze
Strap MaterialHot-dipped Galvanized Steel
Safe Working LoadUp to 2,000 kg (depending on size)
Weight1.5 – 5.5 kg per block
ApplicationCargo handling, derricks, rigging

Frequently Asked Questions

What are wood cargo blocks used for?

Wood cargo blocks are used as pulleys to redirect or support ropes in cargo rigging systems on ships, typically for cargo booms and derricks.

What sizes do you offer?

We offer 6", 8", 10", and 12" sizes to cover light to heavy-duty rigging needs.

What is the safe working load?

The SWL varies from 300 kg for 6" up to 2,000 kg for 12" models. Always confirm exact load rating for the selected size.

Are they suitable for saltwater environments?

Yes, the galvanized steel straps provide corrosion resistance, and the hardwood shell can withstand marine conditions with proper maintenance.

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