Polyurethane Buffer

A polyurethane buffer is a vital crane accessory designed to absorb impact energy, reduce shock, and protect structural components during crane operations. Made from high-performance polyurethane elastomers, these buffers ensure long-lasting durability, excellent elasticity, and resistance to wear, making them ideal for heavy-duty lifting equipment.

High Energy Absorption: Effectively absorbs impact forces during crane travel and stopping.
Durable Material: Made of premium polyurethane with excellent wear resistance and mechanical strength.
Long Service Life: Much longer lifespan compared to traditional rubber buffers.

Whatsapp Inquiry

Table Of Contents Show

Polyurethane buffers are widely used in overhead cranes, gantry cranes, hoists, and other industrial lifting systems to enhance operational safety and extend the service life of the equipment.

Polyurethane Crane Buffer Features

1. High Energy Absorption – Effectively absorbs impact forces during crane travel and stopping.
2. Durable Material – Made of premium polyurethane with excellent wear resistance and mechanical strength.
3. Weather & Oil Resistance – Performs reliably under extreme temperatures, exposure to oil, and outdoor environments.
4. Noise Reduction – Minimizes vibration and operational noise.
5. Compact Design – Easy installation and replacement with minimal maintenance.
6. Long Service Life – Much longer lifespan compared to traditional rubber buffers.

Technical Specifications (Typical Range)

Material	High-strength polyurethane elastomer
Hardness	70–95 Shore A
Operating Temperature	-40°C to +80°C
Compression Set	Low, ensuring long-term resilience
Energy Absorption Capacity	Up to 50–80% of impact energy (varies by size)
Color	Customizable (commonly yellow, red, or blue)

Applications

1. Overhead cranes – To reduce impact when the trolley or bridge reaches end stops.
2. Gantry cranes – Installed on travel mechanisms for smooth and safe operation.
3. Electric Hoists – Protect lifting systems from overload impact.
4. Industrial machinery – Acts as a shock absorber in heavy-duty equipment.

Advantages of Using Polyurethane Buffers in Cranes

1. Improved Safety: Prevents sudden shocks that may damage crane structures or cargo.
2. Cost Efficiency: Reduces maintenance costs and downtime by protecting components.
3. Versatility: Suitable for various crane models and industrial environments.
4. Environmentally Friendly: Polyurethane is recyclable and has low environmental impact compared to traditional rubber.

Latest Comments

Anna Vlasnita Said:

Good afternoon! My name is Anna, and I represent the Romanian company. We are looking to purchase overhead cranes with the following specifications: 2.5t. Span length 50m, span width 18m - 4 units. 8t. Span length 60m, span width 18m - 3 units. 25t. Span length 50m, span width 18m - 1 unit. All cranes must have a remote control. Can you provide your prices to my email?

Sadoh Gani Said:

Shackle, Bolt Type, Bow, G-2130 8.5T, Hot Dipped Galvanized 25Pcs Air Winch, Capacity-22000 LBS/10 TON 1Pcs Traveling Crane Hook Block Assembly ; Load Capacity-30 TON 1Pcs 6x19-IWRC, Diameter-7/8 Inch/ 22 MM, Galvanised, 1770MPa, MBL 305KN, Length 250M/Reel 1Reel Wire Rope Clip,7/8Inch, 22mm, Hot dipped galvanized 10Pcs Grommet Sling, Diameter 1 1/4 Inch, 32 MM, 6 x37-FC, Galvanised, Length: 6 Ft per pcs 20Pcs 8 Strand Polypropylene Mooring Rope, Diameter 80mm, Length 220m/coil, Total 10Coils

enorm-services Said:

50t swl crane hook swivel and rotating attachement

D M Shrivastav Said:

Hi, We are looking for SHANK TYPE HOOK - 30Ton Capacity as per ASME 30.10 STD. Please share your Best Quotation for the HOOK and GA for HOOK Thanks & Regard.