Iron Core Linear Motor Stage LM135
Min. Order (MOQ)
1
Lead Time
2 Weeks
Ref. Price
Latest Price
Product Overview:
The iron core linear motor stage provides strong thrust and dynamic response for high-demand applications. Offers efficient cooling and compact size. Built to maintain long-term performance in precision motion systems.
Product Description
The iron core linear motor stage provides strong thrust and dynamic response for high-demand applications. Offers efficient cooling and compact size. Built to maintain long-term performance in precision motion systems.

Product Specifications
Motor Model/Parameter
| Iron Core Linear Motor | |||||
| Parameter\ Motor Model | Unit | FL21 | FL31 | FL41 | FJ21 |
| Continuous Force (Tmax) | N | 118 | 176 | 236 | 125 |
| Peak Force | N | 314 | 466 | 628 | 498 |
| Motor Constant | N//SqrtW | 13.6 | 16.5 | 19.4 | 13.6 |
| Max.Continuous Power Dissipation | W | 75.2 | 114.2 | 147.8 | 84.2 |
| Continuous Current (Tmax) | Arms | 4 | 4 | 4 | 2.2 |
| Peak Current (1S) | Arms | 12 | 12 | 12 | 9 |
| Force Constant (25℃,±5%) | N/Arms | 29.5 | 44 | 59 | 56.8 |
| Back EMF Constant (25℃,±5%) | Vrms/rad/s | 9.8 | 14.7 | 19.7 | 18.8 |
| Electrical Resistance(25℃,±5%)P-P | Ω | 2.4 | 3.4 | 4.4 | 8.2 |
| Inductance(25℃,±20%)P-P | mH | 9.0 | 13.5 | 18.0 | 26 |
| Max Coil Temperature | ℃ | 120 | 120 | 120 | 120 |
| Polar Distance (N-N) (360℃ Electrical cycle) | mm | 20 | 20 | 20 | 20 |
| Magnetic Attraction | KN | 0.68 | 0.98 | 1.3 | 0.75 |
| Mover Mass | Kg | 1.6 | 2.3 | 3 | 1 |
Linear Motor Stages Selection
| LM135-FL21-xxx-xxx-A | ||||||||||||
| Parameter\ Stroke (mm) | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 |
| K | 10 | 14 | 14 | 18 | 18 | 22 | 22 | 26 | 26 | 30 | 30 | 34 |
| N | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 |
| Stage Total Length (mm) | 380 | 460 | 560 | 660 | 760 | 860 | 960 | 1060 | 1160 | 1260 | 1360 | 1460 |
| Dowel Pin D1 (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 |
| Stage Weight (kg) | 8.7 | 10.1 | 11.5 | 12.8 | 14.2 | 15.7 | 16.9 | 18.4 | 19.8 | 21.1 | 22.5 | 24.0 |
| Sliding Table M (mm) | 170 | |||||||||||
| A | 8 | |||||||||||
| B | 3 | |||||||||||
| Motion Parts Weight (kg) | 3.6 | |||||||||||
| LM135-FL31-xxx-xxx-A | ||||||||||||
| Parameter\ Stroke (mm) | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 |
| K | 10 | 14 | 14 | 18 | 18 | 22 | 22 | 26 | 26 | 30 | 30 | 34 |
| N | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 |
| Stage Total Length (mm) | 430 | 530 | 630 | 730 | 830 | 930 | 1030 | 1130 | 1230 | 1330 | 1430 | 1530 |
| Dowel Pin D1 (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 |
| Stage Weight (kg) | 10.7 | 12.2 | 13.6 | 14.9 | 16.3 | 17.8 | 19.0 | 20.5 | 21.9 | 23.2 | 24.7 | 26.1 |
| Sliding Table M (mm) | 240 | |||||||||||
| A | 12 | |||||||||||
| B | 5 | |||||||||||
| Motion Parts Weight (kg) | 4.7 | |||||||||||
| LM135-FL41-xxx-xxx-A | ||||||||||||
| Parameter\ Stroke (mm) | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 |
| K | 14 | 14 | 18 | 18 | 22 | 22 | 26 | 26 | 30 | 30 | 34 | 34 |
| N | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 |
| Stage Total Length (mm) | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 | 1300 | 1400 | 1500 | 1600 |
| Dowel Pin D1 (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 |
| Stage Weight (kg) | 13.2 | 14.4 | 15.9 | 17.2 | 18.6 | 20.0 | 21.3 | 22.7 | 24.2 | 25.5 | 26.9 | 28.3 |
| Sliding Table M (mm) | 310 | |||||||||||
| A | 12 | |||||||||||
| B | 5 | |||||||||||
| Motion Parts Weight (kg) | 5.9 | |||||||||||
| LM135-FJ21-xxx-xxx-A | ||||||||||||
| Parameter\ Stroke (mm) | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 |
| K | 10 | 14 | 14 | 18 | 18 | 22 | 22 | 26 | 26 | 30 | 30 | 34 |
| N | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 |
| Stage Total Length (mm) | 380 | 480 | 580 | 680 | 780 | 880 | 980 | 1080 | 1180 | 1280 | 1380 | 1480 |
| Dowel Pin D1 (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 |
| Stage Weight (kg) | 8.7 | 10.2 | 11.6 | 12.8 | 14.3 | 15.6 | 17.8 | 18.5 | 19.9 | 21.1 | 22.6 | 23.9 |
| Sliding Table M (mm) | 190 | |||||||||||
| A | 8 | |||||||||||
| B | 3 | |||||||||||
| Motion Parts Weight (kg) | 3.3 | |||||||||||
Kindly instruct us your requirements, you can provide below parameters to our engineer, free product manual and 3D model and a reasonable price will send to you anytime.
1. Effective stroke
2. Maximum speed
3. Maximum acceleration
4. Load
5. Repeatability accuracy
6. Straightness
7. Protectivefully sealed or semi-protected
Module several types:

Industry Applications:
Competitive motion stages, it is widely apply to heavy load, high acceleration, and high speed equipment.

Packaging & Delivery:
Packaging Details.: plywood packing
Price terms: FOB Shenzhen
Leading time: According to the order quantity, 5-7 days for sample order and 20 days for bulk order
Passed ISO 9001 and ISO 14001 management system certification and CE certificate.

Iron Core Linear Motion Stage – Frequently Asked Questions (FAQs)
1. What is an Iron Core Linear Motor Stage?
An Iron Core Linear Motor Stage is a precision motion system that uses an iron-core linear motor to generate direct linear movement. It is designed for applications requiring high thrust, high payload capacity, and accurate positioning.
2. How does an iron core linear motor stage work?
The stage operates using an electromagnetic interaction between permanent magnets and an iron-core coil assembly, producing direct linear motion without mechanical transmission components such as belts or screws.
3. What are the main advantages of an iron core linear motor stage?
Key advantages include:
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High thrust force
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High load and payload handling
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Fast acceleration and deceleration
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Excellent positioning accuracy
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High efficiency for heavy-duty applications
4. What applications are iron core linear motor stages used for?
They are commonly used in:
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Industrial automation systems
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Semiconductor manufacturing
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Humanoid robotics
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Precision assembly lines
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Laser processing machines
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Inspection and metrology equipment