
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X225-100S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø32mm bore and 225mm stroke, 1/8" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
A double-acting, round-body mini cylinder for medium force jobs: the 32 mm barrel of the MAJ32X225-100S pushes 402.2 N and pulls 345.6 N at 0.5 MPa, rising to 563.0 N of push at 0.7 MPa and a theoretical 82 kgf at 1.0 MPa. Its 225 mm stroke can be shortened by up to 100 mm on site through the external stop screw, so one cylinder covers a whole range of stop positions.
The riveted stainless round barrel and hard-chrome plated 12 mm rod tolerate damp shops and light washdown where painted minis rust, and a fixed bumper pad softens each stroke end (deceleration only, not an adjustable cushion). The piston magnet is standard equipment, so CMSG / DMSG / EMSG switches clip on without a special-order piston. Run 0.15-1.0 MPa (22-145 psi) at 30-800 mm/s; on vertical duty the ram lifts about 20 kg with a 2:1 margin.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X225-100S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 225 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | 1/8" |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Fixed anti-impact bumper pads |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MA-series datasheet. Barrel: stainless-steel tube (round-body, riveted rolling-packed construction); piston rod: carbon steel with 20µm hard-chrome plating; covers: aluminium alloy. Thread options: PT (blank) / G / NPT. Every MA-series cylinder ships with a built-in magnet for CMSG / DMSG / EMSG position sensors.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MAJ | Standard round-body mini cylinder (adjustable-stroke). |
|---|---|
| 32 | Bore size in mm. |
| ×225 | Stroke length in mm. |
| -100 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| -S | Built-in magnet for CMSG / DMSG / EMSG sensors (standard on MA series). |
| CA / U / CM | Back-cover type: CA pivot, U flat-end, CM round-end. |
MA-family variants: MA / MAC (double acting ±cushion), MSA / MTA (single acting push / pull), MAD / MACD (double rod ±cushion), MAJ / MACJ (adjustable stroke ±cushion), MAR (cushioned with integrated F/U mount). Mounting accessories: FA flange, LB foot, SDB pivot; plus I and Y knuckles. Thread PT (blank) / G / NPT.
A bore 32 ram squares pouches and seats cartons on a vertical form-fill-seal line; 402.2 N push at 0.5 MPa and a 100 mm trim window cover product-height changes without re-plumbing.
Raising a stopper blade across 225 mm of travel, the cylinder catches cartons up to about 20 kg on the line while the fixed bumper pad absorbs each arrival at 30-800 mm/s.
The stainless barrel and chrome rod shrug off booth humidity, and the stop screw lets technicians shorten the door push stroke by up to 100 mm after commissioning.
Size between frames: the 25 mm bore gives 245.3 N push at 0.5 MPa and the 40 mm bore 628.3 N, so 402.2 N sits cleanly in the middle for medium clamps and pushers. The 100 mm stop screw trims extend travel only and acts as a mechanical end stop; it is not a mid-stroke lock, and the rod still drifts if air is lost.
Choose FA flange or LB foot mounting, bolt on I or Y rod knuckles if the load pivots, and over a 225 mm stroke guide the load in a slide so side forces do not bend the 12 mm rod.
Quick checklist
Double-acting, it pushes 402.2 N and pulls 345.6 N at 0.5 MPa; at 0.7 MPa push rises to 563.0 N and pull to 483.8 N. The theoretical peak is 82 kgf at 1.0 MPa. Working range is 0.15-1.0 MPa (22-145 psi), speed 30-800 mm/s, with the extend stroke trimmable by up to 100 mm via the stop screw.
No. MAJ carries fixed anti-impact bumper pads that only soften the blow at each end of travel; they do not decelerate over an adjustable span. If your cycle needs tunable air cushioning, the MACJ family covers that.
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Covers non-human-caused product damage.
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