Metric thread lead screw thread angle is 60°.Metric thread is the most common form of thread used for fastening and precision transmission.The size of the metric lead screw is specified by the shaft diameter of the screw and the pitch of the screw thread.
●ALM Metric Lead Screw Basic Information
| Metric lead screw material | ASTM1045,SUS303,SUS304,SS316,SS316L (other customized materials,according to customer requirements) |
Metric lead nut material | Brass,Tin bronze,Phosphor bronze,Aluminum bronze,POM,PEEK,nylon,POK,Stainless steel,1045,Zinc alloy,Brass+Plastic,Aluminum alloy+Plastic,Brass+Steel,Self lubricating(No oil type) |
Available surface coating | Zinc-plated,nickel plated,hard chromium plated,fluorine coated,tungsten disulfide,black chorme plated |
| Quality standard | ISO2901-4,DIN103 |
| Clearance | 7e,higher precision is available upon request |
| Note:Customized nuts and end machining are available upon drawing | |
●ALM Common Metric Lead Screw Model
The following shows ALM commonly used metric lead screw models;other models can be manufactured according to customer drawings.
Lead
Diameter | 0.25mm | 0.35mm | 0.4mm | 0.45mm | 0.5mm | 0.7mm | 0.75mm | 0.8mm | 1mm | 1.25mm | 1.5mm | 2mm |
| 2mm | ● | ○ | ||||||||||
| 2.5mm | ● | ○ | ||||||||||
| 3mm | ● | ○ | ||||||||||
| 4mm | ● | ○ | ||||||||||
| 5mm | ● | ○ | ||||||||||
| 6mm | ● | ● | ○ | |||||||||
| 7mm | ● | ● | ○ | |||||||||
| 8mm | ● | ● | ○ | |||||||||
| 9mm | ● | ● | ○ | |||||||||
| 10mm | ● | ● | ○ |
●Recommended models including metric fine thread
○Metric coarse thread
●ALM Metric Lead Screw Nut Structure
The following pictures show the common ALM metric lead screw nut structure.Other metric lead nut structures can be manufactured according to customer's drawings.
COM Series
CHT Series
CNN Series
WNM Series
COT Series
CXT Series
COU Series
HNM Series
●ALM Metric Lead Screw Shaft End Machining
ALM provides lead screw shaft end machining custom services,the following is the common shaft end machining drawing,other lead screw shaft end machining according to customer requirements.
Milling Circlip
Processing Thread
Milling Keyway
Milling Slotted Drives
Milling Hex Socket
Milling Flat
●ALM Metric Lead Screw Advantages:
Quiet,low maintenance.
High precision and long service life.
Clean and smooth,excellent surface finsh.
Cost-effective and helps customers save more costs.
●ALM Metric Lead Screw Intelligent Manufacturing and Inspection
●ALM Metric Lead Screw Applications
ALM metric lead screw has a wide range of applications.The following pictures show the common aplications of the metric lead screws.
Robot industry
Medical industry
Laboratory equipments
Packing machine
Auto industry
3D printer
