Airtac TWQ Stopper Cylinder TWQ40X25KF
1. Compliant with JIS standards;
2. Reinforced piston rod design effectively enhances impact resistance;
3. Fixed mounting height with multiple rod end configurations. Hydraulic shock absorber option delivers superior cushioning performance;
4. Lever-type roller mechanism incorporates self-locking device to prevent rebound pushback from blocked objects;
5. Comprehensive series and specifications available for diverse application needs.
Category: Stopper Cylinder | Brand: AIRTAC | Series: TWQ
AirTAC TWQ Series Blocking Cylinder TWQ40X25KF Technical Specifications
- Model: TWQ40X25KF
- Bore size: 40mm (ISO 6432 standard)
- Stroke: 25mm ±0.5mm
- Operating pressure: 0.05-0.9 MPa
- Operating temperature: -20℃ to 80℃
- Piston speed: 50-800 mm/s (cushioned)
- Mounting type: KF series flange (front flange with tapped holes)
- Port size: M5x0.8 (standard) / NPT1/8 (optional)
- Buffer type: Adjustable rubber cushion
- Rod material: Hard chrome-plated steel
- Seal material: NBR + PU hybrid seals
- Weight: 2.8kg ±3% (with standard accessories)
- Dimensions: 200mm(L) × 58mm(W) × 58mm(H) (full extension)
- Protection class: IP54 (standard) / IP67 (optional with rod cover)
- Repeat positioning accuracy: ±0.2mm
High-precision blocking cylinder with integrated mechanical locking mechanism, designed for precision positioning in automated production lines. Features dual-sensor slots for position feedback and anti-rotation rod design. The KF flange pattern allows direct mounting to 40mm spaced structures. Requires 5μm filtered air with ISO 8573-1:2010 class 4.4.3 air quality.
- Pallet stop systems in conveyor lines
- Workpiece positioning in CNC loading stations
- Clamping mechanisms in automotive welding jigs
- Precision alignment in semiconductor handling robots
- Safety interlocks in food packaging machinery
Installation note:
Lubricate with ISO VG32 pneumatic oil before initial use.
For vertical mounting, install locking pin on upper side.
Maintain 0.3-0.5mm clearance between stopper and rod end during alignment.
| Property | Property Value |
|---|---|
| sku | TWQ40X25KF |
| Port Size | PT1/8 |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| Self-locking Function | Self-locking |
| Stroke | <25 mm> |
| Blocking Method | Lever Roller Type |
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.