Rubber moulding and extrusion for industrial products.

The industrial, electrical, electronic and household appliances sectors require the use of products that ensure excellent surface finish and a high level of precision for even the smallest items. The compounds used guarantee high resistance to high and low temperatures, to mechanical stress, erosion, oils and chemical agents.

The moulding and extrusion precision provided by MARGILGOMMA ensures finished products that are ideally suitable for industrial sectors ranging from petrol dispensing guns to furnishing accessories and components for the most diverse industries.

Some application examples

Sheaths for electric cables - Nozzles for vacuum cleaners - Cable glands - Plugs - Drawn wires for wiring systems - Rings for automatisms - Vibration dampers - Gaskets for washing machines - Refrigerators and small appliances - Lip seals - Dust covers - Bumpers - Caps - Anchor plugs - Suction cups.

Table of materials used

Chemical terminology Code Trade name Use timeframe Hardness Use
Natural rubber NR natural rubber - 70°C ÷ + 80°C 22 SH ÷ 90 SH Seals, membranes, belts, bumpers, rollers, wheels, bellows, suction cups, sleeves, etc.
Butadiene Styrene copolymer SBR styrolic - 40°C ÷ + 100°C 42 SH ÷ 92 SH Seals, bumpers, belts, sleeves, etc.
Butadiene Acrylonitrile copolymer NBR nitrile or oil resistant - 40°C ÷ + 130°C 30 SH ÷ 92 SH Oil rings, gaskets, bellows, rollers, bushings, membranes, valves, suction cups, etc.
Polychloroprene CR neoprene - 20°C ÷ + 120°C 40 SH ÷ 85 SH Pipes, membranes, gaskets, supports for bridges and construction, suction cups, etc.
Ethylene Propylene Copolymer EPM dutral - 90°C ÷ + 140°C 40 SH ÷ 90 SH Gaskets and pads for construction applications, expansion joints for bridges and viaducts, sleeves, etc.
Ethylene Propylene Terpolymer EPDM terpolymer - 80°C ÷ + 150°C 40 SH ÷ 90 SH See EPM applications, printing pads, printing rollers, etc.
Polydimethyl-siloxane VMQ silicone - 60°C ÷ + 200°C 30 SH ÷ 80 SH Seals for solid and liquid food containers, covers for pushbutton panels, special series at high temperatures up to 300 °, etc.
Fluoroelastomer FPM/FKM tetrafluoroethylene - hexafluoropropylene - 20°C ÷ + 280°C 55 SH ÷ 80 SH Highly qualified items for the mechanical, chemical, pharmaceutical industry, etc.
Polyurethanes PU vulkollan - adiprene - urepan - 30°C ÷ + 100°C 60 SH ÷100 SH Coatings of rollers, wheels, pulleys, etc.
Polyiepi-hydrochlorine CO herclor - 40°C ÷ + 160°C 30 SH ÷ 80 SH Gaskets for washing machines, refrigerators, cars, etc.

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