Yakakwira misodzi inodzivisa NR40 pepa:
Iyo yakakwira kubvaruka-inodzivirira nr40 pepa rine kusimba kwakakwirira, kusimba kwesimba Nekuda kweaya mavara akanaka emuviri, anoshandiswa zvakanyanya seanotambudza rubber ichimanikidza kuramba zvigadzirwa zvezviyo zvakanaka.
Chaizvoizvo Zvivakwa Zvemuviri:
| Chivakwa | Bvunzo standard | Kukosha |
| Polymer Type | Rubber Natural | |
| Kuomesa (mahombekombe a) | Iso 868: 2003 | 40 +- 5 |
| Tensile Simba (MPA) | Iso 37: 2017 | ≥22 |
| ELOLOLOLINGT PAKUTSA (%) | Iso 37: 2017 | ≥700 |
| Kupararira Kudzvinyirira (N / MM) | Iso 34-1: 2015 | ≥60 |
| Abraasion Kudzivisa pa5N (MM³) | ISO 4649: 2017 | ≤60 |
| Density (g / cm³) | 1.05 +/- 0.05 | |
| Kudzvinyirira kwakaiswa mushure me22h pa 70 ℃ (%) | Iso 815-1: 2014 | ≤30 |
| Kupisa tembiricha (℃) | -40 × kusvika 80 ℃ |
Kukwegura:
| Chivakwa | Bvunzo standard | Kukosha |
| Kushandurwa kwekuchinja mushure memakore gumi nematanhatu kusvika makumi manomwe (mahombekombe a) | Astm D573-04 (10) | ≤5 |
| Tensile Simba Shanduko mushure megumi nematanhatu kusvika makumi manomwe neshanu (%) | Astm D573-04 (10) | ≤-15 |
| Elongation pakuzorora shanduko shanduko mushure megumi nematanhatu kusvika 70 ℃ (%) | Astm D573-04 (10) | ≤-25 |
Kukura Kunowanikwa:
Ukobvu: 1-30mm
Upamhi: 0.9-2m
Kureba: 1-20m
Ruvara rwunowanikwa:
Tsvuku, grey, girini, brown
Inowanikwa pamusoro:
Smooth, machira fungidziro
