Lenane le phahameng la NR40 la NR40:
Letlapa le phahameng le sa tsitsang le na le matla a matla a phahameng a phahameng, matla, a hatiloeng le litšobotsi tse halikiloeng le melala. Ka lebaka la litšobotsi tsena tse ntle tsa 'mele, e sebelisoa haholo joalo ka rabara ea thothokiso e khanyang ho hanela lihlahisoa tse ntle tsa lijo-thollo.
Mefuta e tloaelehileng ea 'mele:
| Thepa | Lenaneo la liteko | Boleng |
| Mofuta oa Poomer | Rabara ea tlhaho | |
| Harness (Shore A) | Iso 868: 2003 | 40 */- 5 |
| Matla a Tense (MPA) | Iso 37: 2017 | ≥22 |
| E halho le ho phomola (%) | Iso 37: 2017 | ≥700 |
| Ho hanyetsa (n / mm) | Isko 34-1: 2015 | ≥60 |
| Ho hanyetsa absasia ho 5n (mm³) | Iso 4649: 2017 | ≤60 |
| Mabenyane (g / cm³) | 1.05 +/- 0,05 | |
| Tlhaho e behiloe ka mor'a 22 70 ℃ (%) | Isko 815-1: 2014 | ≤30 |
| Mocheso o sebetsang (℃) | -40 ℃ ho isa ho 80 ℃ |
Botsofali:
| Thepa | Lenaneo la liteko | Boleng |
| Liphetoho li fetoha ka mor'a 168H ka 70 ℃ (shore a) | Astm d573-04 (10) | ≤ 40 |
| Phetoho ea matla a Tenstile ka mor'a 168h 70 ℃ (%) | Astm d573-04 (10) | ≤-15 |
| Ho tloha nakong ea khefu ea phetoho kamora 168h _0 70 (%) | Astm d573-04 (10) | ≤-25 |
Boholo bo fumanehang:
Botenya: 1-30mmmmm
Bophara: 0,9-2m
Bolelele: 1-20m
'Mala o fumanehang:
Bofubelu, bohlooho, botala, boputsoa
Sebaka se fumanehang:
Maikutlo a boreleli, a boreleli
