Round body air cylinders are a staple in automation, offering compact design, robust performance, and reliable actuation for linear projects. This guide highlights five top round body pneumatic cylinders, detailing key specs, mounting options, and typical applications to help you choose the right one for your system.
Summary of Selected Products
| Product | Bore / Stroke | Material | Mounting | Notes |
|---|---|---|---|---|
| HNJPC MAL16x25 | 5/8″ bore, 1″ stroke | Aluminum | Compact round body, double acting | Budget-friendly compact option |
| SMC NCMC125-0300 | 1-1/4″ bore, 3″ stroke | Stainless steel | Round body, rear pivot mounting | Corrosion resistant |
| HNJPC MAL16x50 | 5/8″ bore, 2″ stroke | Aluminum | Compact round body, double acting | Longer stroke variant |
| HNJPC MAL32x300 | 1-1/4″ bore, 12″ stroke | Aluminum | Compact round body, double acting | Extended stroke option |
| SMC NCMC075-0200 | 3/4″ bore, 2″ stroke | Stainless steel | Round body, rear pivot mounting | Corrosion resistant, compact |
HNJPC MAL16x25 Pneumatic Cylinder
Product details: HNJPC MAL Mini Pneumatic Cylinder with a 5/8 inch (16mm) bore and a 1 inch (25mm) stroke. Features a compact round aluminum body and a double-acting arrangement. Threaded mounting hole is M5×0.8. Operating temp range 23-158℉ (-5-70℃). Air pressure range 0–145 Psi (0–1 MPa).
SMC NCMC125-0300 Stainless Round Cylinder
Product details: SMC NCMC125-0300 stainless steel round body, double-acting cylinder with rear pivot mounting. Not switch ready, no cushion, 1-1/4″ bore, 3″ stroke, 0.437″ rod OD, 1/8″ NPT. Designed for linear applications with corrosion resistance and scaling resistance from stainless steel construction.
HNJPC MAL16x50 Mini Cylinder
Product details: HNJPC MAL Mini Pneumatic Cylinder with a 5/8 inch bore and 2 inch stroke. Compact round body, double acting, aluminum construction. Threaded hole size M5×0.8. Operating temp 23-158℉ (-5-70℃). Air pressure range 0–145 Psi (0–1 MPa).
HNJPC MAL32x300 Round Cylinder
Product details: HNJPC MAL Mini Pneumatic Cylinder with a 1-1/4 inch bore (32mm) and a 12 inch (300mm) stroke. Compact round body, double acting, aluminum. Threaded hole size G1/8. Operating temp 23-158℉ (-5-70℃). Air pressure range 0–145 Psi (0–1 MPa).
SMC NCMC075-0200 Stainless Round Cylinder
Product details: SMC NCMC075-0200 stainless steel round body double-acting cylinder with rear pivot mounting. Not switch ready, no cushion, 3/4″ bore, 2″ stroke, 0.250″ rod OD, 1/8″ NPT. Designed for robust, corrosion-resistant operation in linear motion tasks.
Buying Guide: Key Purchase Considerations
- Operating environment: Stainless steel bodies excel in corrosive or wash-down settings, while aluminum bodies are lighter and suitable for general purpose use.
- Actuation type: Double-acting cylinders provide push and pull motion, ideal for precise control; single-acting with spring return offers simpler setups for return-only applications.
- Mounting and orientation: Round body cylinders commonly use rear pivot or front nose mounting. Consider available mounting options and space constraints in your system.
- Stroke length and bore size: Matching bore size to required force and stroke to required travel ensures reliable performance without excess size.
- Ports and fittings: Check port size (NPT vs G threads) and compatibility with existing compressed air lines and regulators.
- Temperature and pressure range: Ensure the unit operates within your system’s temperature and pressure limits for longevity and consistent performance.
- Cushioning and switch readiness: Some models offer cushions or magnetic piston options and switch-ready features for automation integration; choose based on control needs.
- Maintenance and serviceability: Consider availability of spare parts like seals, rods, and end caps, plus serviceability in your locale.
- Warranty and certifications: Look for manufacturer warranties and compatibility with industry standards to minimize downtime.
The selected products cover a range of bore sizes, strokes, and materials to suit various round body cylinder applications—from compact, lightweight deployments to longer-stroke configurations in harsher environments. When selecting, prioritize the exact actuation requirements, mounting geometry, and environmental conditions to achieve reliable, repeatable motion in your automation task.
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