Innovate with Confidence:
Tailored Solutions with Technical Ceramics

Setting the Standard In Design & Manufacture

Control at
Every Stage
Design
Procurement
Manufacturing
Quality
Tech support
Control at Every Stage
Design
Procurement
Manufacturing
Quality
Tech support
01 - WHO WE ARE

Your trusted partner in ceramic-to-metal seals

Ceramic Seals Limited is a leading UK manufacturer of precision-engineered ceramic-to-metal seal assemblies, trusted by clients operating in vacuum, high-pressure, and extreme temperature environments.

As an independent company with a reputation for technical excellence and unwavering reliability, we provide high-performance products for the most demanding industrial applications.

More About Us
  • 65+

    Years of Experience

  • 500k+

    Products Manufactured

  • 95%

    On-Time Deliveries*

  • 99.7%

    Customer Satisfaction*

*Disclaimer: These figures are based on our previous 5 year period

02 - OUR PRODUCTS

Assemblies You Can Rely On

Thermocouple Feedthroughs Thermocouple Feedthroughs
Multi-pin Feedthroughs Multi-pin Feedthroughs
Single Feedthroughs Single Feedthroughs
Electrical Isolators Electrical Isolators
Coaxial Connectors Coaxial Connectors
Sapphire Viewports Sapphire Viewports
03 - NEED SOMETHING BESPOKE?

We're happy to collaborate on projects of all sizes

From early-stage R&D to full-scale production, Ceramic Seals partners with clients across aerospace, defence, medical, and energy sectors to deliver bespoke solutions.

We’re committed to supporting projects of all sizes, helping to transform specialist requirements and low-volume prototypes into robust, production-ready components with precision and efficiency.

Discuss Your Requirements

04 - HERE TO SERVE

Supplying into a wide range of markets

Aerospace
Defence
Medical
Research
Vacuum
Power Generation
Sub-Sea Oil & Gas
Laser & Optics
05 - QUALITY MATTERS

That’s why we’re AS9100 and ISO 9001 certified

We operate under AS9100:D and ISO 9001:2015 accredited quality systems, ensuring:

  • Full traceability
  • Process control
  • Repeatability

These certifications reflect our commitment to delivering high-reliability components that meet the stringent demands of aerospace, defence, and other critical industries.

Learn More