M J Allen (Iron Founders) Limited began iron casting in 1968 and has customers in Europe and the USA as well as the UK.
We produce high quality medium and heavy Grey Iron castings to BS EN 1561 EN-GJL, grades 150 to 300,and to BS EN 1563 - EN-GJS grades for SG Iron castings.
Our particular expertise is in complex core assembly work. Our foundry operates using an oil-fired rotary furnace with a capacity of 2.5 tonnes, supplemented by a 800 lb/370 kg medium frequency electric furnace. All moulds are produced using air set resin sand, ensuring the highest quality casting in soundness, dimensional accuracy and surface finish. The Iron Foundry shares our adjoining Non-Ferrous Foundry's chemical and mechanical analysis, dye penetrant and Ultrasonic inspection and pressure testing facilities.
All castings can be supplied machined and finished by our in-house machine shop (MJ Allen ENC) or supplied in raw form. We are accredited to BS EN ISO 9001:2008.