We Are International Silicone Manufacturers & Global Suppliers

High-quality silicone products, manufactured in the UK and supplied worldwide.

As an international silicone manufacturer, United Silicones delivers consistent, high-performance silicone solutions to customers worldwide, backed by over 70 years of combined management experience and an additional 50+ years in sales and production.

Every product we manufacture is supported by full batch traceability and produced to meet recognised international standards, giving you complete confidence in quality, consistency, and supply.

  • Bespoke profiles for any project scale
  • Full UK/ISO certified batch traceability from origin to final product
  • Fast turnaround times & clear tooling costs
  • Competitive pricing

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Your International Silicone Manufacturer for Global Supply

Sourcing silicone products internationally often comes with uncertainty. Inconsistent quality, unclear standards, and limited traceability can all create risk, especially in regulated or high-performance industries.

As a Trusted silicone supplier, United Silicones removes that risk. We provide a dependable UK manufacturing partner focused on consistent product quality, transparent processes and long-term customer relationships.

Reliable, precise dimensions & tolerances.

Order silicone, neoprene and EPDM rubber that will fit your applications precisely. With clear certifications and compliance documentation.

Fast lead-times, full transparency.

Clear tooling costs and rapid turnaround times to suit your project budget and timeline.

Bespoke orders for any job.

For small-run prototypes and large-volume production. No order is too big or small. Discounts available on large orders.

Proven Experience Across Industries

Our team combines over 120 years of experience across management, sales, and production. This depth of expertise allows us to support complex requirements across sectors, including aerospace, healthcare, automotive, and oil and gas.

Full Batch Traceability as Standard

Every product is traceable from raw material through to final production. This gives you full visibility over your supply chain and ensures consistency across every order, which is critical for regulated industries and repeat manufacturing.

Certified to International Standards

All products are supplied to meet or exceed internationally recognised standards, including:

• FDA CFR 177.2600
• USP Class VI (Medical USA)
• European Pharmacopoeia
• BS 6920 WRAS

This ensures suitability for demanding applications where compliance is essential.

Engineered for Performance

Our silicone materials are designed to perform in demanding environments, with standard grades operating from -40°C to +200°C and high-temperature grades up to +350°C.

Material properties such as tensile strength, elongation, and tear resistance are tested to ensure reliability across applications.

Continuous Investment in Manufacturing

We invest in new equipment and technology to improve efficiency, maintain competitive pricing, and ensure consistent product quality across every batch.

Our Product Range

We manufacture and supply a comprehensive range of silicone and rubber products for customers worldwide:

• Silicone extrusions
• Seals and profiles
• Mouldings and mould tools
• Gaskets and washers
• Medical tubing and medical-grade silicone
• Antibacterial silicone and specialist materials

All products are manufactured with a focus on consistency, durability, and compliance with relevant standards.

No two applications are the same. That is why we provide fully bespoke silicone solutions tailored to your technical and operational requirements.

We work closely with you to define specifications, material grades, and performance criteria before production begins. This reduces risk, avoids costly revisions, and ensures your product performs as expected in its end application.

Profiles are made to a client's design to ensure the correct part is delivered.

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About Us

United Silicones is a trusted name worldwide for service, quality, reliability, and innovation, and we manufacture our premium quality silicone rubber products in the UK. We are based in Farnborough with easy access to the rest of the country via the M3, M4, and Farnborough Airport.

Need a Quote?

If you’d like to ask for a quote on your silicone products or have something you’d like to discuss with our team, fill in the form or call us.

Call us +44 (0) 1252 375 013
to discuss your needs.

Send us a message

Fill out the contact form below and we’ll get in touch as soon as possible.

We Offer A Clear and Controlled Manufacturing Process

We follow a structured process to ensure consistency, quality, and transparency at every stage:

1. Consultation & Specification

We review your requirements, drawings, and application needs in detail.

2. Material Selection & Recommendation

We advise on the most suitable silicone grade based on performance requirements.

3. Controlled Manufacturing

Production is carried out in line with ISO 9001:2000 guidelines to ensure repeatability and quality.

4. Quality Testing & Assurance

Material properties are tested against defined specifications to ensure consistent performance.

5. Global Delivery

We can deliver to any global location, and across England we offer a reliable next-day delivery service, helping ensure your order reaches you quickly and efficiently.

Please note, our lead times vary depending on each individual specification, but we always aim to deliver your order as quickly as possible. Please contact us for further details.

Supporting Regulated and High-Performance Industries

Our products are used in industries where quality, compliance, and traceability are essential, including:

• Healthcare and medical
• Aerospace
• Automotive
• Oil and gas
• Water and environmental systems

Our ability to meet recognised standards and provide full traceability makes us a trusted partner for these sectors.

Why Work With a UK Silicone Manufacturer For International Silicone Supply?


Choosing a UK manufacturer gives you greater control, accountability, and confidence in your supply chain.

At United Silicones, we combine technical expertise with clear communication and dependable service. Our focus on long-term customer relationships ensures consistent product supply and support across every order.

Looking for a reliable international silicone manufacturer with proven global supply capability?

Speak to our team today to discuss your requirements and receive a tailored quote.