LMK45R
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This air operated normally open clamp brake delivers 2250N stable holding force.It perfectly fits 45mm roller linear guide rails.The clamping element releases automatically without air pressure and firmly locks the guide rail when supplied with compressed air within 0.55–0.65MPa working pressure.
| Clamp types | Pneumatic normally open |
| Linear rail sizes | 45mm |
| Standard type rated holding force(N) | 2250N |
| Working air pressure | 0.55~0.65Mpa |
| Clamping service life | 5 million times |
| Main body material | 42CrMo, sandblasted electroless nickel coating |
Spacer plate | Available(a spacer plate might have to be ordered as height compensation, depending on the height of the rail carriage) |
| Operating temperature | -10 °C~70 °C |
| Applicable linear guideway brand | HIWIN/THK/PMI/WON/NSK/NB/ABBA/IKO and so on |
| 2D and 3D drawing | Available |

-Main body:42CrMo,electroless sandblasting nickel plating
-Air filter: Brass
-Contact surface:Equivalent to SKD11,electroless nickel plating
-Adjusting bolt:Equivalent to SKD11,electroless nickel plating

-Suitable for roller linear guide rails
-Used for worktable fixing,positioning and anti-vibration
-Normally open type:
Air supply ON: Clamp closed and locked
Air supply OFF: Clamp released and open
-Order model:LMK (Rail size)R,Example: For size 45mm roller linear guide rail,the order model is LMK45R
-Lead Time:Large stock inventory.
-Cost-Effective: 50%~70% cost savings.
-High Durability:Up to 5 million static clamping cycles.
-Broad Range of Products:For all common profile rail guides.
-Customizable Design:Tailored to meet specific application requirements.
-Superior Material:All linear rail clamping elements are made from premium raw materials with material test certificates.
-Machining Precision:Instead of ordinary milling,we adopt precision grinding to ensure much higher accuracy.
-Quality Control:Every clamp will go through full performance testing and inspection before shipment to ensure 100% qualified products.
As a leading chinese manufacturer and supplier specializing in clamping elements,LMT professionally produces clamps for linear guides,circular guides,and round shaft.By adopting advanced technology from Germany and Japan,we have built a precision production line to mass-produce clamps and brakes.Committed to high reliability,fast delivery,and expert support,we provide top-quality products and services globally.
LMT is the only Chinese manufacturer supplying full-series clamping elements,covering manual,pneumatic,hydraulic and electric types.

We maintain ample inventory of our standard clamping elements. In-stock clamps can be delivered within 3~5 days after order confirmation.
To facilitate easy replacement for customers using famous international brand clamping elements,we can produce clamping elements with the exact same sizes and technical parameters as mainstream leading brands.Our items serve as perfect drop-in replacements,and no adjustments,redesigns or modifications to your existing machinery and mounting structure are required.
Aside from brand-matched replacement parts, we also offer full customization based on your drawings and unique technical demands.The production lead time for all custom products ranges from 7 to 20 days.
Whether you select standard stock goods, brand-equivalent replacement parts or bespoke customized products,you can slash your overall procurement costs by 50% to 70% compared with famous international brand clamping element.



1.What types of clamping elements do you provide?
As the manufacturer with the most complete series of clamping elements in China,we offer a full range of clamping elements,including manual,pneumatic,hydraulic and electric types.
2.What are your shipping options?
-We use discounted DHL/FedEx/UPS accounts for sample orders.
-Bulk orders can be shipped by air or sea.You can also use your own freight forwarder.
3.What payment methods do you accept?
We accept T/T, D/P, L/C,PayPal,Western Union,Money Gram,Credit Cards,Apple Pay,Google Pay.
4. When can I get the quotation?
We quote within 24 hours after receiving your inquiry.For urgent price requests, please inform us by phone or email, and we will prioritize your case.
5.How is quality ensured?
All processes comply with ISO9001:2015.Strict full-range quality control is implemented from production to delivery.We have professional technical and management teams to guarantee stable quality.
6.How to custom-made (OEM/ODM)?
Send us your drawings or samples,we can do OEM/ODM as your requirements.We also provide professional design optimization advice.Any inquiry will get a fast reply.
7. What's your delivery time?
-Standard items: In stock
-Customized items: 7-25 days
-Urgent orders: Fast delivery available with quality guaranteed
8.Do you have testing equipment and relevant certifications?
We have complete testing equipment,hold certifications from third-party testing institutions,and all test reports are kept for one year at any time.
9.What is your minimum order quantity?
Our MOQ is only 1 piece,supporting sample order and small batch trial order.