Ngec ikom jami ma ki lwongo ni Rubber Knowledge II: Rubber ma kicweyo (NR)

Rubber ma ki yubu ki yat ma ki lwongo ni Natural Rubber obedo polymer ma ki kwanyo ki i yat ma ki lwongo ni Hevea brasiliensis. Ki yubu me doko gin ma tek kun ki tiyo ki yoo ma calo juku ki juku. Gin ma pire tek iye tye cis-1,4-polyisoprene (ma kwako 91% onyo 94%), ki mukene ni tye jami ma pe ki rubber calo proteins ki fatty acids.

Kit ma pire tek:

1. Jami ma nen:

(1) Teko ma malo ki tek pa jami: Teko me tweyo tye malo (16.7 - 34.3 MPa), rwom me dongo twero oo 650% - 900%, ki rwom me dwoko piny tye maber atika (70% - 95%)

(2) Kit me loko lyeto: rwom me lyeto me tic pi kare malac: -55℃ me +70℃. Diyo cwiny pi kare manok: nio wa i 100℃. Kabedo me lyeto ma piny: ma romo -50℃.

(3) Gin ma gengo mac: Tic maber me gengo mac, ma rwate ki waya ki waya

2. Goro pa jami ma ki lwongo ni Kemical:

(1) Pek pa moo: twero pong oyotoyot i moo ki moo (rwom me dongo: 80% - 300%)

(2) Peko me gengo dongo: twero nongo peko ki ozone, lero ma ki lwongo ni ultraviolet ki lyeto ma malo, ki mito medo jami ma gengo dongo.

(3) Peko ma nok i kom acid ki alkalis: Acid ma goro ki twero ciro, ento acid ma tek (ma calo hydrochloric acid ki nitric acid) gi balo jami mapol.

3. Tic ma pire tek:

(1)Taya (ma romo 70%), hose ma ki yubu ki yat, del ma tero jami, jami ma kwanyo yamo, ki jami mukene ma weko pek bedo tek

(2) War me rubber, glove me ot yat (ma mito ni ki lok me weko piny bedo matek)

4.Kit jami ma ki yubu: O-ring, gin ma ki yubu pi luwil, Rubber Gaskets / Flat Washer Seals / Rubber Spacer / Washer Rubber Ring ki mukene.