
IRingi yeRosetter yePlastiki ikwabizwa ngokuba yiTeller Ring okanye iTelleresette Ring, into egcwalisayo efana ne-ellipsoid, eyenziwe ngeeringi ezininzi ezijikelezayo, yaqalwa ukuphuhliswa ngu-AJ Teller eMelika ngo-1954. Yongeza ubambo oluqinisayo embindini kwaye yenze imilo "A", iphucula kakhulu amandla okucinezela kwesithsaba seentyatyambo.
1.Umthamo omkhulu wasimahla, Uxinzelelo oluphantsi lokwehla
2. Ukuphakama kweyunithi yokudlulisa ubunzima obuphantsi, Ukuphakama kwezikhukula okuphezulu
3. Unxibelelwano olufana nolwelo lwegesi, Ubunzima obuncinci obuthile
4. Ukusebenza kakuhle kokudluliselwa kobunzima
| Ubungakanani (mm) | Umphezulu m2/m3 | Ivol. yasimahla. % | Inombolo nge-m3 nganye | Ubunzima kg/m3 |
| 25*9*(1.5*2) (iiringi ezi-5) | 195 | 82 | 170000 | 90 |
| 47*19*(3*3) (indandatho ezi-9) | 185 | 88 | 32500 | 111 |
| 51*19*(3*3) (indandatho ezi-9) | 180 | 98 | 23500 | 103 |
| 59*19*(3*3) (iiringi ezili-12) | 150 | 92 | 17500 | 72 |
| 73*27.5*(3*4) (iiringi ezili-12) | 127 | 89 | 8000 | 80 |
| 95*37*(3*6) (indandatho ezili-18) | 94 | 90 | 3900 | 78 |
| 145*37(3*6) (iiringi ezingama-20) | 118 | 95 | 1100 | 48 |
| Ubuninzi Ubukhulu be-OD | Iluphu Ubude | Mahala Umthamo (%) | UmphezuluFt2/Ft3 | Ukupakisha okuPhakathi I-Factor | Ulwakhiwo Izinto eziphathekayo |
| 1.81" | 0.75" | 87 | 55 | 36 | |
| 2.75" | 1.00" | 93 | 38 | 18 | |
| 3.75" | 1.50" | 92 | 30 | 16 | |
| 3.25" | 1.25" | 95 | 28 | 11 | |
| 4.125" | 2.19" | 96 | 22 | 9 |
| Uhlobo lwephakheji | Umthamo woMthwalo weSikhongozeli | Ixesha lokuzisa | I-inshurensi yoMgangatho | Immimiselo yokuhlawula | ||
| 20 GP | 40 GP | Indlunkulu engama-40 | ||||
| Ibhegi yetoni | 20-24 m3 | 40 m3 | 48 m3 | Kwiintsuku ezi-3-10 | Imigangatho yeSizwe saseTshayina inika isiqinisekiso somgangatho ngokwesicelo. | T/T, L/C, Paypal, West Union |
| Ibhegi yeplastikhi | 25 m3 | 54 m3 | 68 m3 | |||
| Ibhokisi yephepha | 20 m3 | 40 m3 | 40 m3 | |||