Trapezoidal screw is mainly used for low speed, large load, high precision and continuous operation, such as CNC machine tools, Printing machines, Injection molding machines, Robots, etc.
●The nominal diameter of the minimum screw rod can be 1.8mm; the minimum lead can be 0.1 mm.
●Non-standard diameter and lead can be customized, welcome to inquire.
●It can be made of screw rods and nuts of different materials.
| Dia./Lead | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 12 |
| 6 | ● | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |||
| 8 | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | |||
| 10 | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ||
| 12 | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | |||
| 14 | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | |||
| 16 | ○ | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |
| 18 | ○ | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |
| 20 | ○ | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |
| 22 | ● | ||||||||||
| 25 | ○ | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | ○ | |
| 30 | ○ | ○ | ○ | ● | ○ | ○ | ○ | ○ | ○ | ○ | |
| 40 | ○ | ○ | ○ | ○ | ○ | ● | ○ | ○ | ○ | ○ | |
| 50 | ○ | ○ | ○ | ○ | ○ | ○ | ● | ○ | ○ | ○ | |
| 60 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ● | ○ | ○ |
Specification table of trapezoidal screw rod
| Modle | Lead | Transmission Efficiency | Dynamic Coa | Allowable thurst N | Static N | |
| Plastic | Bronze | |||||
| Trl2x2 | 2 | 31 | 22 | 3000 | 3920 | 20200 |
| Trl4x3 | 3 | 37 | 27 | 2300 | 4900 | 16900 |
| Trl6x3 | 3 | 34 | 24 | 5200 | 6670 | 31500 |
| Trl8x4 | 4 | 38 | 27 | 6300 | 8730 | 42000 |
| Tr20x4 | 4 | 35 | 25 | 9800 | 9800 | 37200 |
| Tr22x5 | 5 | 39 | 28 | 14000 | 12400 | 48600 |
| Tr24x5 | 5 | 36 | 26 | 20000 | 14200 | 39800 |
| Tr28x5 | 5 | 33 | 23 | 27500 | 17900 | 69200 |
| Tr32x6 | 6 | 34 | 24 | 35000 | 21100 | 54200 |
| Tr36x6 | 6 | 31 | 22 | 42000 | 25800 | 84500 |
| Tr40x7 | 7 | 32 | 22 | 46000 | 36985 | 82800 |
| Tr44x7 | 7 | 30 | 21 | 65000 | 41520 | 110500 |
| Tr50x8 | 8 | 30 | 21 | 85000 | 50100 | 128000 |
| Tr60x9 | 9 | 29 | 20 | 14000 | 98000 | 224000 |
| Tr70x10 | 10 | 27 | 19 | 200000 | 124000 | 340000 |
| Tr80x10 | 10 | 25 | 17 | 220000 | 152000 | 396000 |
●The nominal diameter of the minimum screw rod can be 1.8mm; the minimum lead can be 0.1 mm.
●Non-standard diameter and lead can be customized, welcome to inquire.
●It can be made of screw rods and nuts of different materials.
