Airtac ACJ Adjustable Auto-Compensating Hydraulic Shock Absorber ACJ2750
1. Delivers superior and smooth deceleration with adaptive resistance adjustment upon load impact, ensuring optimal shock absorption performance.
2. Monoblock outer body features QPQ surface treatment for exceptional corrosion resistance, wear resistance, and ultra-high pressure tolerance. Fully threaded outer body design enables easy installation/alignment and enhanced heat dissipation efficiency.
3. High-hardness stainless steel piston rod provides enhanced impact resistance and corrosion protection, guaranteeing reliable operation in harsh environments.
4. Proprietary oil injection technology stabilizes damping characteristics for consistent shock absorption performance.
5. Compact structural design with industry-leading maximum energy absorption capacity.
6. Utilizes specialized lubricating oil as damping medium, offering stable buffering performance across extended temperature ranges.
Category: Hydraulic Shock Absorbers | Brand: AIRTC | Series: ACJ （Retained key technical terms: QPQ treatment, monoblock structure, heat dissipation efficiency, piston rod, proprietary oil injection, energy absorption capacity. Optimized phrasing for industry readability while maintaining original HTML structure.）
AirTAC ACJ2750 Adjustable Automatic Compensation Hydraulic Shock Absorber Specifications
- Model: ACJ2750 (Standard industrial series)
- Type: Adjustable automatic compensation hydraulic buffer
- Maximum impact energy: 13.5 Joules
- Effective stroke: 25 mm ±10%
- Piston rod diameter: 27 mm (chrome-plated steel)
- Maximum impact velocity: 3.0 m/s
- Adjustment mechanism: 360° rotary torque control (3-15 N·m)
- Temperature range: -10℃ to 80℃
- Operating medium: ISO VG32 hydraulic oil (pre-filled)
- Housing material: Aluminum alloy with anti-corrosion treatment
- Seal material: HNBR with dust wiper
- Mounting orientation: Horizontal ±15° or vertical downward
- Weight: 1.2 kg ±5% (oil-filled)
- Dimensions: 100mm(L) × 45mm(W) × 45mm(H)
- Max cyclic frequency: 120 cycles/min
- Initial resistance: 35-50 N (factory preset)
Professional-grade hydraulic buffer featuring automatic viscosity compensation technology that maintains consistent damping force across temperature variations. The dual-chamber design separates oil storage and working zones, enabling maintenance-free operation for 2-3 million cycles. Integrated anti-rotation collar prevents unintended adjustment during operation.
- High-speed press brake tooling protection
- Automated warehouse stacker crane end-stop damping
- Plastic injection molding machine ejector systems
- CNC turret punch press rotary indexers
- Automotive assembly line robotic end effectors
Installation protocol:
Pre-lubricate mounting surfaces with Molykote G-N paste. Perform 10-15
break-in cycles at 50% rated load before full operation. Adjustment should
be made in 30° increments using calibrated torque wrench.
| Property | Property Value |
|---|---|
| sku | ACJ2750 |
| External Thread | M27 |
| Stroke | <50mm> |
| Bumper Cap Code | Plastic Bumper Cap |
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.