Nov 07, 2025 Sima ubutumwa

Isesengura ry'ibikoresho vy'imipira: imirongo y'ibikorwa n'imirongo y'ikoreshwa

1. Igikapu kamere (NR)

Ibiranga ibikorwa

Ugukomera: Ugukura kw’umubiri gushika ku 1000%, n’ugushikama kwiza cane (ugushikama kw’ugusubira inyuma > 70%).

Inkomezi z'ubuhinga: Inkomezi z’ugukomera ziri hagati ya 20–30 MPa, ubushobozi bwo gukomera buva kuri 50–60 kN/m.

Urutonde rw'ubushuhe: -5 degre gushika kuri degre 80 (ubushuhe bwo gukoresha).

Uguhangana n'imiti: Ishobora gushikirwa n’amavuta, ozone, n’aside/base zikomeye.

Ibikorwa bisanzwe

Amapine y’umuyaga (afise 70% vy’ikoreshwa rya NR kw’isi yose), ibikoresho bikingira ukunyiganyiga, n’imikanda itwara ibintu mu bidukikije bitagira -amavuta.

 

57-3-6

2. Igipimo c'umupira w'amaguru (NBR)

Ibiranga ibikorwa

Uguhangana n'amavuta: Igipimo c'ukuvyimba<10% in ASTM #3 oil at 70°C for 70h.

Ibiranga ubuhinga: Inkomezi z’ugukomera 15–25 MPa, n’ubushobozi bwiza bwo gukomera.

Urutonde rw'ubushuhe: -20 degre ku 100 degre (igihe gito gushika ku 120 degre ).

Ivyo bigarukira: Uguhangana na ozone nabi n'uguhinduranya ubushuhe buke-.

Ibikorwa bisanzwe

Ivyuma bifatanya moteri z’imodoka, amazi y’amavuta, n’ibipfukisho vy’ibikoresho vy’ubuhinga bwa peteroli.

 

3. Igipimo ca silikoni (VMQ)

Ibiranga ibikorwa

Ubushuhe bukaze: -60 degre gushika kuri 250 degre (igikorwa gikomeza), n'ubushuhe bushika kuri degre 300 .

Uguhuza n'ibinyabuzima: USP Class VI yemejwe ku bijanye n’ubuvuzi.

Ivyo bigarukira: Inkomezi z'amarira ziri hasi (<10 kN/m) and poor oil resistance.

Ibikorwa bisanzwe

Ivyuma vy’ubuvuzi, ibipfukisho vy’indege, n’ibipfukisho vy’ubushuhe bwinshi-mu guhingura ibikoresho bifata umuriro.

 

4. Igipimo ca kloroprene (CR)

Ibiranga ibikorwa

Uguhangana n'ikirere: Ozone resistance class A (ASTM D1149), UV stability >Imyaka 5 hanze.

Urutonde rw'ubushuhe: -30°C to 100°C, with flame-retardant properties (oxygen index >38).

Inkomezi z'ubuhinga: Inkomezi z’ugukomera 25–35 MPa, ubushobozi bwo gukomera 30–40 kN/m.

Ibikorwa bisanzwe

Intsinga n'intsinga zikingira umuriro, ibipfukisho vy'igisenge, n'ibipfukisho vy'imiyoboro y'umuriro.

 

5. Igikoresho co gutera umuriro (FKM)

Ibiranga ibikorwa

Uguhangana n'imiti: Ishobora guhangana n’amavuta ya H2SO4 (98%), NaOH (50%), n’amavuta y’indege.

Urutonde rw'ubushuhe: -20 degre gushika kuri degre 260 , n'ugushikama kw'igihe gito gushika kuri degre 300 .

Ibiranga ubuhinga: Inkomezi z'ugukomera 15–20 MPa, ivy'ugukomera<20% at 200°C for 70h.

Ibikorwa bisanzwe

Ibimenyetso mu bikoresho vy’imiti, ibihimba vya moteri y’indege, n’ibikoresho vy’amavuta yo mu mwobo.

326-1-3

Amabwirizwa yo guhitamwo ibikoresho

Ibisabwa mu gukora Ubwoko bw'imipira busabwa
Ugukomera gukomeye/ukwambara Igikapu kamere (NR)
Amavuta/itangazamakuru Nitirili Butadiyeni Igikapu (NBR)
Ukwihanganira ubushuhe bukaze Igipimo ca silikoni (VMQ)
Ibihe vyo hanze Igipimo ca kloropreni (CR)
Ibidukikije bikomeye vy'imiti Ibara ry'umuriro (FKM)


Iryo sesangura ry’ukugereranya rishimika ku kamaro ko guhuza imiterere y’ibikoresho vy’imipira n’ivyo bisabwa mu bikorwa. Abahinga n’abahinga mu vy’ibikoresho barashobora gukoresha iyo nzira kugira ngo bashobore gutuma ibihimba vy’umubiri bishobora kwizigirwa be n’ibiciro vy’ubuzima mu nzego zitandukanye z’inganda.

Wohereze Itohoza

Muhira

Telefone

E-mail

Amatohoza