2、Front/rear end caps feature threaded connection design;
3、Piston sealing adopts specialized bidirectional sealing structure with compact dimensions and integrated oil reservoir function;
4、Front end incorporates self-lubricating bearing guides for enhanced lubrication and directional stability;
5、Multiple rear mounting configurations enable flexible cylinder installation;
6、Available with various cylinder sizes and compatible mounting accessories for customized configurations.
Category: Adjustable Cylinders | Brand: Airtac | Series: MALJ20
AirTAC MALJ20 Adjustable Miniature Cylinder MALJ20X150-40-S Technical Details
- Model Code Breakdown: MALJ20-X150-40-S
- MALJ: Miniature adjustable linear cylinder series
- 20: 20mm bore diameter
- X150: 150mm maximum stroke length
- 40: M4x0.7 tapped mounting holes (standard pattern)
- S: Built-in magnet for sensor detection
- Operating pressure: 0.05–0.9 MPa (7–130 PSI)
- Piston speed: 50–800 mm/s (lubricated)
- Adjustment mechanism: External stroke adjustment screw with ±3mm fine-tuning
- Cushioning: Dual adjustable rubber buffers
- Port size: M5x0.8 (1/8" NPT adapter optional)
- Material composition:
- Barrel: Hard anodized aluminum alloy
- Piston rod: Chrome-plated stainless steel (SUS304)
- Seals: Nitrile butadiene rubber (NBR) with wear-resistant guides
- Temperature range: -20℃ to +80℃ (continuous operation)
- Weight: 520g ±3% (with standard accessories)
- Dimensions:
- Compact length: 192mm (retracted)
- Maximum extended length: 342mm
- Body diameter: Ø24mm
- Mounting base: 40×40mm square pattern
- Accessories included: Mounting brackets (2 sets), adjustment wrench, cushion locknuts
Ultra-compact pneumatic cylinder featuring micrometer-style stroke adjustment capability, designed for precision positioning in confined spaces. The hardened piston rod and triple-lip seal design ensure over 3,000km service life under continuous operation. Integrated magnet enables non-contact position sensing compatibility with Hall effect or reed switches.
- PCB board handling robots - precise component placement
- Pharmaceutical blister packaging machines - dosage control mechanisms
- Semiconductor wafer processing - delicate material clamping
- Automated test equipment - repeatable probe positioning
- Textile machinery - thread tension control systems
- Always install in alignment with motion axis (max 0.5° angular tolerance)
- Apply ISO VG32 hydraulic oil for initial lubrication
- Maintain 0.3-0.5mm clearance around rod for heat dissipation
- Use anti-rotation brackets when handling torsional loads
| Property | Property Value |
|---|---|
| sku | MALJ20X150-40-S |
| Adjustable Stroke | <40mm> |
| Mounting Type | Without Mounting Accessories |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/8 |
| Magnet | S-Magnetic |
| Bore Diameter | <20mm> |
| Stroke | 150mm |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.









