With nearly sixty years of experience, FONTREY makes your cast iron parts from a few grams to 25 kg, from prototypes to medium series.
Our offer of various services enables us to accompany you from the creation of your parts to the finishing touches.
Our various know-how and our production means enable us to be very reactive and to ensure short lead times.

THE DIFFERENT CAST IRON / MECHANICAL CHARACTERISTICS: from lamellar graphite cast iron ...
THE DIFFERENT CAST IRON / MECHANICAL CHARACTERISTICS: from lamellar graphite cast iron (FGL/Grey Iron) to spheroidal graphite cast iron (FGS) Cast iron is an alloy ...
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Treatment of castings
FONTREY offers you different types of treatment for raw and machined cast iron parts. Epoxy painting Powder coating paint Zinc plating Chrome plating Nickel platin...
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The company's human resources
Industrial designer Planner Core Founder Foundry quality controller Moulder Uncheck Deburrer Robot programmer NC controller C...
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Advice and studies
FONTREY supports you in the design of your projects thanks to its integrated design office. Thanks to our expertise and the development of 3D plans and simulations, we can adv...
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Core
Corrugation allows you to create the inner recesses of your rooms. Carried out on site by our core machines, this step minimises machining work and reduces material costs. FONTR...
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Cast iron melting
With 3 induction furnaces of 500kg and our experience, we use two materials : lamellar graphite cast iron and spheroidal graphite cast iron. Each of these processes partici...
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Moulding
FONTREY is one of the few iron foundries in France to be equipped with a DISAMATIC MK3 line. Our production line allows a fast production of the different moulds, based ...
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Lamellar graphite cast iron
This technique has good dimensional stability as well as ease of processing and machining. Grades - GG 20 ; GG-25 Grades - FGL 200 to 250. Please contact us : ...
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Spheroidal graphite cast iron
The addition of magnesium allows spheroidisation of the graphite. These mechanical strength characteristics are close to those of some steels. Grades - GGG-40 ; GGG-50 ; G...
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Shot blasting and shot peening
Stripping consists of extracting the sand from the moulds after casting and cooling, in order to recover the castings. Then, the shot-blasting stage consists of projecting micro...
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Finishing and machining
After pickling and shot-blasting, the parts are finished manually or with the help of 3 robotic cells. They are then machined using our Heller palletised machining centres or ou...
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Assembly and packaging of parts
On request, we carry out the assembly of the various parts making up a single sub-assembly, in cast iron or any other alloy. If you wish to go further with a direct shelf placem...
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