


Ultraseal International
part of the Norman Hay Automotive Sealants Division
About Us
Ultraseal is the world leader in the supply of thermo-cure methacrylate sealants for the impregnation of porous castings and other similar components. We supply globally approved RECYLCABLE and non-recycling sealants along with process equipment.
Our expertise is in fluid technology & equipment. We provide practical solutions to the problem of porosity in metal castings using a process known as resin impregnation. We offer Conventional Sealants, Recycling Sealants, Specialist Applications, Associated Chemistry and Proprietary Equipment Technology.
Ultraseal International is recognised as the world leader in providing innovative turn-key solutions for sealant and plant equipment to a global customer base. Ultraseal International has been at the forefront of impregnation fluid technology operating for over 30 years, focussing on ground breaking solutions and developments to the problems of porosity in castings. We service a diverse range of industry sectors including automotive, aerospace, foundry and die cast industry, gas and water industries and general manufacturing sectors.
Our specialism is vacuum impregnation technology and associated processes. Our leadership has been built from experience and knowledge gained through combining mechanical and chemical engineering disciplines. This has enabled us to offer innovative solutions to the specific needs of our customers. We are committed to continuing research and development programmes and work with major universities in the UK who specialise in the field.
The multiple benefits of using products such as our recyclable Rexeal 100 are:
- PROCESS STABILITY - improved, resulting in more easily maintained systems
- GEL TIME - drift reduced or eliminated , therefore requiring less catalyst
- WASHING CHARACTERISTICS - enhanced, leading to cleaner components
- THERMAL RESISTANCE - increased to 220C
- HYDROPHOBIC PROPERTIES - increased, ensuring the sealant will reduce moisture more quickly
- ENVIRONMENT - further protected by the use of more environmentally friendly chemicals in the formulation.

Our Markets
We service many manufacturers in the global automotive industry - clients include Ford, General Motors, Perkins Engine, Hyundai, Peugeot, Rolls Royce, Toyota, Honda, Mercedes - Benz, BMW, British Airways, British Aerospace
Our Locations
In the UK - Coventry and Slough; Overseas - Detroit, Pune in India, Tokyo, Shanghai and Beijing
Our UK WebsiteOur USA Website
Our Shanghai Website
Our India Website
Our Contact Details
Norman Hay Businesses