Irabha yeNitrile
Irabha ye-nitrile, ekwabizwa ngokuba yi-nitrile-butadiene irabha (i-NBR, i-Buna-N), irabha yokwenziwa enika ukuxhathisa okugqwesileyo kwi-oyile esekwe kwi-petroleum kunye ne-mineral ne-oyile yemifuno. Irabha ye-nitrile iyaxhathisa kunerabha yendalo xa kufikwa ekugugeni kobushushu - idla ngokuba luncedo olungundoqo, njengoko irabha yendalo inokuqina kwaye iphulukane namandla ayo okumanzisa. Irabha yeNitrile ikwalukhetho olukhulu lwezinto zokusebenza ezifuna ukuxhathisa kwe-abrasion kunye nokunamathela kwesinyithi.
Isetyenziselwa ntoni irabha yenitrile?
Irabha ye-Nitrile isebenza kakuhle kwi-carburetor kunye ne-diaphragm yempompo yamafutha, imibhobho yeenqwelo-moya, izitywini ze-oyile kunye neegaskithi kunye neetyhubhu ezifakwe i-oyile. Ngenxa yokuguquguquka kwayo kunye nokuchasana okunamandla, imathiriyeli ye-nitrile isetyenziswa kwizicelo ezingabandakanyi kuphela i-oyile, i-fuel kunye nokumelana neekhemikhali, kodwa ezo zicelo zifuna ukuxhathisa ubushushu, ukukrazula, amanzi, kunye nokungena kwegesi. Ukusuka kwi-oyile rigs ukuya kwi-bowling alleys, i-rubber ye-nitrile ingaba yinto efanelekileyo kwisicelo sakho.
Iipropati
♦ Igama eliqhelekileyo: Buna-N, Nitrile, NBR
• UHlelo lwe-ASTM D-2000: BF, BG, BK
• INkcazo yeMichiza: I-Butadiene Acrylonitrile
♦ Iimpawu eziqhelekileyo
• Ukuguga kwemozulu/ ukukhanya kwelanga: Kubi
• Ukuncamathela kwiiNsimbi: Kuhle ukuya kokugqwesileyo
♦ Ukuchasa
• Ukunyangwa kweAbrasion: Kugqwesileyo
• Ukuxhathisa iinyembezi: kuhle
• Ukuchasa: Kuhle ukuya kokugqwesileyo
• Ukunganyangeki kwe-oyile: Kuhle ukuya kokugqwesileyo
♦ Uluhlu lobushushu
• Usetyenziso Lobushushu obuphantsi: -30°F ukuya -40°F | -34°C ukuya -40°C
• Ukusetyenziswa kobushushu obuphezulu: Ukuya kuthi ga kwi-250°F | 121°C
♦ Iipropati ezongezelelweyo
• Uluhlu lweDurometer (Unxweme A): 20-95
• Uluhlu lwe-Tensile (PSI): 200-3000
• Ubude (Ubukhulu %): 600
• Iseti yoxinzelelo: ilungile
• Ukomelela/ Ukubophelela kwakhona: Kuhle
Isilumkiso: I-Nitrile akufanele isetyenziswe kwizicelo ezibandakanya izinyibilikisi eziphezulu ze-polar ezifana ne-acetone, i-MEK, i-ozone, i-hydrocarbons ene-chlorinated kunye ne-nitro hydrocarbons.
Usetyenziso
Iimpawu zezinto zerabha ye-nitrile ziyenza ibe sisisombululo esigqwesileyo sokutywinwa kwezicelo.Ikwanokumelana okugqwesileyo kwimveliso yepetroleum kwaye inokudityaniswa kwinkonzo yamaqondo obushushu ukuya kuma 250°F (121°C). Ngala maqondo okumelana nobushushu, iikhompawundi zerubha ze-nitrile ezifanelekileyo zinokumelana nazo zonke kodwa ezona zicelo zinzima zemoto.Ezinye izicelo ezixhamla kwiipropati zeerubha ze-nitrile ezinokudityaniswa kunye nokubunjwa zibandakanya:
♦ Izicelo ezichasene ne-oyile
♦ Ukusetyenziswa kweqondo lokushisa eliphantsi
♦ Iinkqubo zamafutha ezithuthi, zaselwandle nezeenqwelomoya
♦ Izigqubuthelo ze-Nitrile roll
♦ Iibhobho ze-hydraulic
♦ I-Nitrile tubing
Imizekelo yezicelo kunye namashishini apho i-nitrile (NBR, buna-N) isetyenziswa ibandakanya:
Ushishino lweemoto
I-Nitrile, ekwabizwa ngokuba yi-buna-N, ineempawu zokunganyangeki kwe-oyile eziyenza ibe yeyona nto ifanelekileyo phantsi kwe-hood.
I-Buna-N isetyenziselwa
♦ Iigaskets
♦ Izitywina
♦ O-amakhonkco
♦ I-Carburetor kunye ne-fuel pump diaphragms
♦ Iinkqubo zamafutha
♦ Iibhobho ze-hydraulic
♦ Iityhubhu
Ishishini lokuBowling
Irabha yeNitrile (NBR, buna-N) iyaxhathisa kwi-oyile yendlela kwaye iqhele ukusetyenziselwa
♦ Iisethi ze-Bowling pin
♦ Iibhumpa zerola
♦ Nantoni na edibana ngokuthe ngqo neoli yendlela
Ishishini leoli negesi
♦ Izitywina
♦ Iityhubhu
♦ Iimilo ezibunjiweyo
♦ Amacandelo e-Rubber-to-metal adibeneyo
♦ Izixhumi zeRubber
Iingenelo kunye neengenelo
I-Nitrile inika ukuxhathisa okuqinileyo ukuguga kobushushu-inzuzo ephambili ngaphezu kwerabha yendalo kumashishini eemoto kunye ne-bowling.
Iingenelo zokusebenzisa irabha ye-nitrile:
♦ Isisombululo esihle kakhulu sokutywinwa kwezicelo
♦ Iseti elungileyo yoxinzelelo
♦ Ukuxhatshazwa kwe-abrasion
♦ Amandla okuqina
♦ Ukumelana nobushushu
♦ Ukuchasana ne-abrasion
♦ Ukumelana namanzi
♦ Ukuchasana nokungena kwegesi
Isilumkiso: I-Nitrile akufanele isetyenziswe kwizicelo ezibandakanya izinyibilikisi eziphezulu ze-polar ezifana ne-acetone, i-MEK, i-ozone, i-hydrocarbons ene-chlorinated kunye ne-nitro hydrocarbons.
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