Home News Company Group Products Materials R&D Quality Environment Job Materials: Nitrile rubber (NBR) Home Products Materials Nitrile rubber O-rings Custom products Materials Nitrile rubber Hydrogenated nitrile rubber Ethylene-propylene rubber Fluorinated rubber Silicon rubber Polyacrylic rubber Ethylene-acrylic rubber Epichlorohydrin Materials: Nitrile rubber (NBR) Resistant to : Mineral oils and greases, petroleum-derived hydraulic fluids, aliphatic hydrocarbons, methane and LPG, diesel and kerosene, alcohols and glycols, vegetable and animal fats, hot water up to 100 ° C Not resistant to : Strong acids and bases, aldehydes, ketones, amines, esters, aromatic hydrocarbons, brake fluids, halogenated solvents, steam, ozone MATERIAL HARDNESS COLOR CODE CERTIFICATION / STANDARDS SCHEME NATION TYPE OF CERTIFICATION NOTE NBR 40 BLACK 0141 EN 549 B2 H1 EUROPE -20 / + 80 ° C membranes Compliant but not officially certified NBR 40 BLACK 0143 NBR 45 BLACK 0145 NBR 50 BLACK 0150 NBR 50 BLACK 0151 NBR 50 BLACK 0152 NBR 60 BLACK 0160 EN 549 B2 H2 EUROPE -20 / + 80 ° C NBR 60 BLACK 0161 NBR 60 BLACK 0163 NBR 65 BLACK 0167 NBR 70 BLACK 0169 NBR 70 BLACK 0170 EN 549 B2 H3 EUROPE -20 / + 80 ° C NBR 70 BLACK UL 157 USA Methane, LPG NBR 70 RED 0173 NBR 70 RED 0175 NBR 80 BLACK 0180 EN 549 B1 H3 EUROPE 0/80 ° C Compliant but not officially certified NBR 85 BLACK 0185 UL 157 USA Methane, LPG NBR 70 RED 0188 NBR 50 BLACK 0250 NBR 60 BLACK 0262 NBR 70 BLACK 0269 NBR 70 BLACK 0270 NBR 70 BLACK 0273 NBR 70 BLACK 0274 NBR 75 BLACK 0275 NBR 80 BLACK 0282 NBR 60 BLACK 0360 NBR 60 BLACK 0361 NBR 60 BLACK 0363 EN 549 B2 H2 EUROPE -20 / + 80 ° C Brittle point -40 ° C not officially certified NBR 70 BLACK 0372 NBR 70 BLACK 0373 EN 549 B2 H3 EUROPE -20 / + 80 ° C + OZONE Brittle point -40 ° C NBR 70 BLACK UL 157 USA Methane, LPG NBR 85 BLACK 0385 NBR 85 BLACK 0387 EN 549 B2 H3 EUROPE -20 / + 80 ° C Compliant but not officially certified NBR 50 BLACK 0450 NBR 60 BLACK 0468 EN 681-1 CLASS WA EUROPE functional suitability Cold drinking water NBR 60 BLACK EN 682 CLASS GAL AND GBL EUROPE -15 / + 50 ° C gas NBR 60 BLACK W270 GERMANY health fitness NBR 60 BLACK KTW GERMANY health fitness Cold drinking water NBR 70 BLACK 0470 KTW GERMANY Health fitness NBR 70 BLACK DM 174 ITALY Health fitness NBR 70 BLACK DHW FRANCE Health fitness Cold water only NBR 70 BLACK NSF USA Health fitness Cold water only NBR 70 BLACK 0471 NBR 70 BLACK 0474 NBR 70 BLACK 0477 KTW GERMANY Health fitness NBR 70 BLACK W270 GERMANY Health fitness NBR 70 BLACK WRAS UK Health fitness Hot water up to 60 ° C NBR 70 BLACK DHW FRANCE Health fitness Limited to east dia <63mm NBR 70 BLACK DM 174 ITALY Health fitness watery foods NBR 70 BLACK EN 681-1 WA EUROPE Functional suitability Compliant but not officially certified NBR 70 BLACK FDA USA Health fitness watery foods NBR 70 BLACK NSF USA Health fitness Hot water up to 60 ° C NBR 70 BLACK EN 549 B1 H3 EUROPE 0 / + 80 ° C Compliant but not officially certified NBR 70 BLACK 0478 EN 681-1 CLASS WA EUROPE Functional suitability Cold drinking water NBR 70 BLACK EN 682 CLASS GAL AND GBL EUROPE -15 / + 50 ° C gas NBR 70 BLACK W270 GERMANY Health fitness NBR 70 BLACK KTW GERMANY Health fitness Cold drinking water NBR 80 BLACK 0481 EN 549 B2 H3 EUROPE -20 / + 80 ° C NBR 80 BLACK VP406 GERMANY NBR 80 BLACK 0482 NBR 80 RED 0483 EN 549 B2 H3 EUROPE -20 / + 80 ° C NBR 50 BLACK 0750 EN 549 B2 H2 EUROPE -20 / + 80 ° C MEMBRANES Compliant but not officially certified NBR 70 BLACK 0770 EN 549 B2 H3 EUROPE -20 / + 80 ° C Compliant but not officially certified NBR 70 BLACK 0771 NBR 80 BLACK 0780 NBR 60 BLACK 0862 NBR 70 BLACK 0864 NBR 60 BLACK 0866 NBR 60 BLACK 0867 NBR 70 BLACK 0970 NBR 70 BLACK 0971 NBR 70 GREEN 0972 NBR 70 ORANGE 0974 NBR 70 ROSSO 0975 NBR 90 GRIGIO 0990 NBR 75 NERO 1075 NBR 80 NERO 1080 NBR 60 NERO 1162 NBR 70 NERO 1171 NBR 70 NERO 1174 info@ar-tex.it Mail: info@ar-tex.it Adress: Via Rasetti 12 - 24060 Viadanica - Bg Phone: 0039.035.939711 Pagina contatti Trovaci su Google map Browse the sitemap: Azienda Storia Filosofia Ambiente Prodotti O-rings Prodotti a disegno Materiali Introduzione È dal 1970 che la Ar-tex opera nel mercato italiano e internazionale degli o-rings, delle guarnizioni e degli articoli tecnici in gomma con l'obiettivo fondamentale di soddisfare le esigenze di ogni singolo cliente garantendo il più elevato livello qualitativo a prezzi competitivi. I quarant'anni della nostra attività sono stati caratterizzati da una costante ricerca di una performance qualitativamente eccellente dei nostri prodotti in grado di soddisfare a pieno i nostri clienti. In this direction since the mid-80s we started to develop a quality management system in accordance with the regulations then in force and in 1993 we obtained the ISO 9001 certification. At the beginning of 2002 in order to satisfy the growing demand from our customers in the automotive sector have obtained ISO TS 16949 certification. Ar-tex Spa - Sealing solutions Site made by supportodigitale