
Lead Screw
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.
Overview
Application industry:
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.
Lead screw Dia & Lead
| 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 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ● | ○ | ○ |
Trapezoidal Screw Notation

Trapezoidal Screw Series
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.
Specifications
Product identification
- Product type
- Lead Screw
Downloads
Need help selecting a model or configuration?
Manufacturing method, thread direction, screw material, nut material, diameter, lead and interface dimensions can be reviewed.
