Gilashin yumbu cylinders da sassanAn yi shi ne da alumina mai matsewa ta ISO, wacce kayan yumbu ne mai kauri sosai wanda ke da juriya ga zamiya da kuma gogewa. Silinda da sassan yumbu suna ba da kariya mai ɗorewa ga bututun ƙarfe madaidaiciya da lanƙwasa. An ƙera samfuranmu na musamman kuma an tsara su ne don ayyukan da suka shafi abokan cinikinmu. Saboda kyawawan halaye masu jure lalacewa na kariya mai ƙarfi, ana samar da silinda da sassan yumbu ko da a ƙananan kauri na bango, suna ba da mafita masu adana nauyi don tsarin jigilar bututu. Girman silinda na yumbu na Chemshun yana daga 10mm zuwa 500mm, ana iya bayar da bututun ƙarfe mai haɗe da silinda na yumbu da aka riga aka ƙera.
| NAUYI | ID (mm) | OD (mm) | Tsawon (mm) |
| Bututun yumbu | 45 | 60 | 50 |
| Bututun yumbu | 51.5 | 64 | 50 |
| Bututun yumbu | 62 | 77 | 50 |
| Bututun yumbu | 65 | 85 | 92 |
| Bututun yumbu | 79.5 | 96 | 50 |
| Bututun yumbu | 80 | 100 | 300 |
| Bututun yumbu | 97 | 117 | 300 |
| Bututun yumbu | 100 | 120 | 300 |
| Bututun yumbu | 102 | 120 | 300 |
| Bututun yumbu | 125 | 145 | 300 |
| Bututun yumbu | 135 | 155 | 300 |
| Bututun yumbu | 150 | 170 | 300 |
| Bututun yumbu | 150 | 175 | 300 |
| Bututun yumbu | 150 | 180 | 300 |
Bayani: Ana iya bayar da lanƙwasa na ID da OD iri ɗaya idan abokin ciniki zai iya samar da radius da digirin lanƙwasa