Samfurin an yi shi da zanen auduga, zane na nylon ko zanen EP kuma an gama shi ta hanyar tsarin kalanda, haɗawa, vulcanizing da sauransu, dacewa da isar da kayan da ke buƙatar juriya da bel mai ƙarfi a cikin wutar lantarki, sinadarai, ƙarfe da masana'antar sarrafa hatsi. ƙarƙashin yanayin yanayi mai ƙonewa ko fashewar abubuwa.
| Rufe dukiyar roba: | |||||
| Ƙarfin Ƙarfin Ƙarfi / MPA | Tsawaitawa a lokacin hutu / % | Abrasion / mm3 | |||
| >18 | >450 | <200 | |||
| >16 | >400 | <250 | |||
| Rufewa | Matsayi | Mafi qarancin Tensile | Mafi ƙarancin | Abrasion | Kayan abu |
| Ƙarfi (MPA) | Tsawaitawa (%) | An rufe | |||
| Wuta | SANS-F | 17 | 350 | 180 | Abubuwan da ke da haɗarin wuta, misali Coal |
| Mai juriya | IS-1891 (FR Grade) | 17 | 350 | 200 | |
| ISO-340 (FR Grade) | 17 | 350 | 180 | ||
| AS-F(FR Grade) | 14 | 300 | 200 | ||
| AS-1332 (FR Grade) | 14 | 300 | 200 | ||
| Babban darajar DIN | 17 | 350 | 180 | ||
| DIN K daraja | 17 | 400 | 200 | ||
| MSHA-FR | 17 | 350 | 200 | ||
| CAN/CSA (FR Grade) | 17 | 350 | 200 |
