Porosity Sealing Solutions by Impregnation Services Ltd


Do you suffer from leaking or porous castings? Do you want to recover your castings and seal them for life? … Call the casting impregnation experts

Impregnation Services are porosity sealing experts, specialising in the impregnation of castings and other ferrous and non-ferrous materials. Once seen as a backstreet operation, impregnation has cleaned up its act and is increasingly specified as a mainstream quality enhancement by manufacturers and end users.

Porosity sealing is what we are experts at ….so call us to find out more!

Our purpose built facility allows us to turn ordinary castings into high-pressure, sub-surface sealed, fit for purpose parts, for use in any number of applications.  We provide vacuum impregnation of castings to a vast array of industries including aerospace, automotive, oil and gas and marine.

ISL enhance quality and reduce scrap in ferrous and non ferrous cast metal parts.

If you have 1 or 1,000 pieces, new or used, large or small, for recovery or sub surface quality enhancement, ISL can help.  Our process times are quick and impregnation as a solution is both cost-effective and affordable.

For more information about our services please call us on 0161 344 1004 or contact us via email.  Our team are on hand to answer any enquiry and provide professional, practical advice – your parts could be sealed and back on your shelf within hours.

To find out more about our process, please CLICK HERE.


Impregnation Services are very proud to have recently been awarded the Manufacturing and Engineering Business of the Year Award 2017 in the Pride of Tameside Awards.   This follows on from the Manufacturing and Engineering Business of the Year Award 2016 from the Federation of Small Businesses, Greater Manchester and North Cheshire.

Pride of Tameside Winner Badge