Airtac ACA Standard Automatic Compensation Hydraulic Shock Absorber ACA2020-2F
2. Monolithic structure withstands extreme pressure; Fully threaded external housing facilitates installation and adjustment while maintaining superior heat dissipation.
3. High-hardness stainless steel spindle enhances impact resistance and corrosion resistance, ensuring reliable operation in harsh operating conditions.
4. Specialized oil-injection technology ensures consistent damping performance and operational stability.
5. Compact profile design with industry-leading energy absorption capacity.
6. Proprietary lubricant as damping medium delivers stable buffering performance across wide temperature ranges (-20°C to +80°C).
Category: Hydraulic Shock Absorbers | Brand: AirTAC | Series: ACA Self-Compensating
AirTAC ACA2020-2F Automatic Compensation Hydraulic Shock Absorber Specifications
- Model: ACA2020-2F
- Type: Standard automatic compensation oil buffer
- Max. energy absorption: 18.5 J/cycle
- Impact speed range: 0.2-2.0 m/s
- Temperature range: -5℃ to 80℃
- Buffer stroke: 20 mm
- Piston rod diameter: Φ20 mm
- Buffer force: Adjustable via oil viscosity (ISO VG32-68)
- Housing material: S45C steel with chrome plating (3-5μm)
- Seal material: NBR (Nitrile) with wear-resistant additives
- Mounting orientation: Horizontal or vertical (axial load only)
- Replacement cycle: 1-2 million strokes (varies with load)
- Weight: 1.45 kg ±2%
- Dimensions: 202mm(L) × 50mm(W) × 50mm(H)
- Port thread: M10×1.25 oil fill port
- Surface hardness: HRC 45-50
Self-compensating hydraulic damper with temperature-adaptive viscosity control, designed for heavy-duty industrial applications. Features multi-stage buffering mechanism with 3-layer sealing system (wiper + primary seal + buffer chamber seal). Integrated anti-rotation design prevents piston spin during operation.
- Press machine ram deceleration
- Automated warehouse stacker cranes
- Die-casting machine ejection systems
- Packaging line gripper end-stops
- CNC tool changer impact absorption
Installation note:
Pre-lubricate piston rod with ISO VG32 hydraulic oil before initial use.
Maintain 0.5-1mm clearance between buffer and impact surface during mounting.
Perform oil replenishment every 500,000 cycles using specified grade fluid.
| Property | Property Value |
|---|---|
| sku | ACA2020-2F |
| External Thread | M20 |
| Stroke | <20mm> |
| Speed Code | Medium Speed (Medium Load) |
| Bumper Cap Code | Iron 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.