Description
Fast Cure Liquid Polyurethane Rubber
Liquid Rubber Rapid 5 Minute is a fast-setting polyurethane rubber compound designed for repairing, reinforcing and creating rubber components with minimal downtime. Supplied as a 4 x 500g pack, this high-performance liquid rubber cures to form a tough, flexible and highly durable rubber-like finish suitable for industrial, engineering and maintenance applications.
Its low-viscosity formulation flows easily into intricate shapes, making it ideal for moulding replacement rubber parts, repairing damaged rubber equipment and encapsulating sensitive electrical components. With a 5-minute pot life and light handling time of approximately 2 hours, it is the perfect solution when rapid repairs are required.
Once cured, Liquid Rubber Rapid offers excellent abrasion resistance, vibration dampening properties and long-term durability. It bonds to a wide range of substrates including metal, rubber, concrete, fibreglass and wood.

Key Features & Benefits
- Fast-curing polyurethane liquid rubber
- 5-minute working time
- Light handling after approximately 2 hours
- Tough, flexible rubber-like finish
- Low viscosity for easy pouring and casting
- Excellent adhesion to multiple substrates
- High abrasion resistance
- Helps reduce vibration and noise
- Suitable for creating replacement rubber parts
- Suitable for repairing damaged rubber components
- Flame retardant properties
- Non-corrosive formulation
- Excellent chemical stability
- Suitable for electrical encapsulation
- Suitable for indoor and outdoor use
- Supplied as 4 x 500g packs (2kg total)
Suitable Applications
- Rubber component repairs
- Conveyor belt repairs
- Rubber tread rebuilding
- Rubber lining applications
- Noise reduction coatings
- Vibration reduction coatings
- Shaft coupling manufacture
- Gasket production
- Seal production
- Replacement rubber parts
- Electrical encapsulation
- Equipment refurbishment
- Industrial maintenance
- Protective rubber coatings
Suitable Materials
- Rubber
- Steel
- Iron
- Aluminium
- Concrete
- Fibreglass
- Wood
- Masonry
- Many engineering substrates
- Electrical components requiring encapsulation
Technical Information
- Product Type: Polyurethane liquid rubber
- Pot Life: 5 minutes
- Light Handling Time: 2 hours
- Functional Cure: 24 hours
- Full Cure: 7 days
- Shore D Hardness: 95
- Tensile Strength: 10 MPa
- Elongation at Break: 340–400%
- Pack Size: 4 x 500g (2kg total)
- Application Method: Pouring, moulding or brush application
Frequently Asked Questions
What is Liquid Rubber Rapid 5 Minute used for?
It is used for repairing worn rubber parts, creating replacement components, applying protective rubber coatings and encapsulating electrical equipment.
How quickly does it cure?
The product has a 5-minute working time, can be lightly handled after approximately 2 hours and achieves a functional cure in 24 hours.
Can it be used to create replacement rubber parts?
Yes. It can be poured into moulds to create accurate replacement rubber components such as gaskets, seals and couplings.
Is it suitable for repairing damaged rubber equipment?
Yes. It can be used to repair holes, tears and worn areas in rubber equipment and components.
Can it reduce vibration and noise?
Yes. The cured rubber compound helps absorb vibration and reduce operational noise when used as a lining or coating.
Payment & Security
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