Thanks to close collaboration with suppliers and customers, and continuous research conducted in national and international laboratories, Guarnimed is able to select and process a wide range of elastomers, formulated to meet the specific requirements of different application sectors.
The compounds, supplied by leading industry providers, undergo strict quality checks in our in-house laboratory to verify their suitability for production. Material storage and handling take place in climate-controlled environments, and usage is managed according to the FIFO (First In, First Out) principle, ensuring maximum efficiency and full traceability.
Particular attention is given to materials intended for contact with drinking water and gas, as well as those compliant with biomedical and pharmaceutical standards.
Product Certifications
AEM – Vamac
Temperature range: -40° +175°C
Main features: good mechanical properties. Excellent cold flexibility. Resistant to cooling and hydraulic liquids, to high temperatures, to heat, atmospheric agents, ozone, saline and alkaline solutions, amines and glycols.
Applications: Automotive fields, chemical and electronics industry.
BUT – Butile
Temperature range: -40° +130°C
Main features: high permeability to gases and high tensile strength. Resistance to atmospheric agents, great electrical insulation.
Applications: it replaces NR. Pharma, chemical and nuclear fields.
CR – Neoprene rubber
Temperature range: -30° +120°C
Main features: resistant to oils, aging, abrasion and combustion, refrigerants, ozone, ammonia, diluted hydrocarbons, atmospheric agents, sunlight, sea water and oxygen.
Applications: Automotive field, textile, chemical, mining, building and agricultural sectors.
EPDM – Terpolymers Ethyl-Propylene diene
Temperature range: -40° +130°C
Main features: excellent dielectric properties, good the mechanical ones. Resistance to aging, atmospheric agents, heat, UV-rays, sea water, vegetable and animal oils, alcohol.
Applications: Food, household, Automotive, sanitary (cold and hot water), in contact with atmospheric agents and ozone, saline solutions, diluted acids, cleansers.
FKM– Fluoroelastomer
Temperature range: -20° + 225°C
Main features: good behaviour under permanent deformation. Very low values of permeability, fire resistance. Excellent resistance to high temperatures, even with the presence of aggressive hydrocarbons. Resistance against atmospheric agents, UV-rays, steam, oils, fuels, organic solvents and chemicals, greases.
Applications: Automotive field, aerospace, military and chemicals
HNBR – Hydrogenated nitrile rubber
Temperature range: -40° + 150°C
Main features: great mechanical values. Good resistance to abrasion, thermal ageing and deformation by compression. Resistance to hydrocarbons, water, ozone, steam, refrigerant gases and liquids, oxygen, mineral, vegetable and silicone oils.
In comparison with NBR it better resists to high temperatures and chemicals.
Applications: oil industry, heating, brakes, cables, piping and gas fields.
LSR – Liquid silicone rubber
Temperature range: -50° + 250°C
Main features: resistant to electricity, aging and high temperatures. Pure material, resistant to atmospheric agents, ozone, UV-rays and heat.
Applications: Automotive, electronic, food, medical and pharmaceutical fields.
NBR – Nitrile Rubber
Temperature range: -40° + 100°C
Main features:resistant to oils, hydrocarbons, water, ozone, steam, refrigerant gases, mineral, vegetable and silicone oils, heat, steam, aliphatic hydrocarbons, saline solutions, petrol, gas and emulsifying liquids. Great resistance to ageing. Good mechanical properties.
Compatible with water glycols and with water and oil emulsions.
Applications: Automotive, hydraulic, pneumatic and food&beverage fields.
NR – Poliisoprene (Gomma naturale
Temperature range: -70° + 80°C
Main features: excellent elasticity and elongation at break. Good resistance to shear, usury, tear, abrasion and electricity. Resistant to sea water, cold and acids. Good permeability to gases.
Applications: Automotive, sanitary and medical fields.
VMQ - Silicone rubber
Temperature range: -60° + 200°C
Main features: it resists to atmospheric agents, ageing and has excellent dielectric properties. Nontoxic, resists to water and diluted saline solutions, ozone, oxidation, cold, heat, acids, UV and Gamma Rays, glycols, aromatic solvents and oxidising chemical substances.
Applications: food&beverage, electric and electronic, biomedical, pharma, Automotive.
