Underground mine shaft for Fibre Bolt composite rock bolts
Innovation in Rock Reinforcement

The future of rock
reinforcement: FBT composite
fibre bolts

Displacing legacy steel with a lightweight, high-strength, and corrosion-proof composite rock bolt alternative engineered for the world's most demanding underground mining environments.

FBT composite fibre rock bolt for underground mining support
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Weight Reduction
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Faster Installation
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Logistics Savings
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Year Lifespan
At-a-Glance Value Props

Three reasons operations are switching to composite fibre bolts

Engineered from advanced composites, FBT bolts deliver measurable gains in handling, durability, and total cost of ownership — over the full life of an underground operation.

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Weight Reduction

Lighter, safer handling

At just 0.67 kg/m vs. 2.47 kg/m for steel, FBT composite fibre bolts reduce operator strain, cut transport loads and lower logistics complexity across the mine supply chain.

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Corrosion Proof

Chemically inert underground

Chemically inert and rated for 100+ year lifespan in acidic, water-rich mining environments. Zero degradation means reliable long-term ground support.

Stable
Price Stability

Freedom from steel volatility

Decouple your procurement from global steel market volatility and scrap-theft exposure. Composite inputs follow a more predictable, competitive cost curve.

Engineered for Safety

Validated by industry leaders

Independently tested across the metrics that matter for underground rock reinforcement — and trialed at major mining operations across South Africa.

0kN
Ultimate Load
Surpasses standards
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Double Shear
Exceeds requirement
V-0
Fire Rating
Highest vertical resistance

Every spec is benchmarked against legacy steel bolts and the most rigorous underground safety standards — so you can specify FBT with confidence on day one.

FBT composite bolts are actively in field trials with major mining operations:

Impala Platinum
Sibanye-Stillwater
Bakubung Platinum Mine
Operational Impact

Measurable gains across every shift

From the installation face to the mine finance team, FBT bolts deliver efficiency that compounds across your operation.

INSTALLATION

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Improvement in assembly speed — composite construction means faster handling on cycle, with no specialist tooling required.

LOGISTICS

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Cost reduction — and you can transport up to 12,000 FBT bolts in a single load.

SAFETY

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Reduction in injury-related costs — thanks to non-conductive composites and ergonomic handling.

Product Specifications

Standard sizes — with full customization

Off-the-shelf lengths and diameters cover the majority of underground applications. Anything else, we cut to spec.

Standard Lengths

1200 mm 1500 mm 1800 mm 2100 mm

Engineered for the most common face- and stope-support scenarios across hard-rock mining.

Standard Diameters

20 mm 22 mm 25 mm

Sized to match legacy steel bolting patterns — drop-in compatible with your existing installation rigs.

Customization

Bespoke cutting & diameters available Have a non-standard application? We manufacture to your specific site requirements — just share your engineering spec and we'll quote a tailored solution.
Mining Support Keywords

Composite fibre bolts for underground mine ground support

Fibre Bolt Technologies supplies composite fibre rock bolts for underground mining, hard-rock reinforcement, corrosion-resistant support, and site-specific bolting programs.

What are composite fibre bolts used for?

Composite fibre bolts are used for underground rock reinforcement and mine ground support where safer handling, corrosion resistance, and long service life are required.

How do FBT composite bolts compare with steel rock bolts?

FBT composite fibre bolts are significantly lighter than steel, corrosion-proof in acidic and water-rich environments, non-conductive, and designed for faster installation with existing underground support workflows.

Can Fibre Bolt Technologies manufacture custom sizes?

Yes. Standard 1200 mm, 1500 mm, 1800 mm, and 2100 mm lengths are available, with bespoke cutting and diameters for site-specific mining engineering requirements.

Ready to upgrade your underground support?

Speak with our engineering team for trial quantities, full specifications, and a tailored quote for your operation.