Characteristics:

• Maximum Working Pressure: 200 bar
• Maximum Testing Pressure: 300 bar
• Maximum Working Speed: 0.5 m/s
• Working Temperature Range: -30 ºC to +90 ºC
• Oil Type: Mineral hydraulic oil

Material:

• Rod:
  • Material: Chrome-plated steel F-1140
  • Minimum Chrome Layer Thickness: 20 microns
  • Roughness: Ra < 0.2
  • Minimum Surface Hardness: 900 HV
  • Corrosion Resistance: Minimum 200 hours in neutral saline fog (ISO 9227 rating 9)
• Tube:
  • Material: Steel ST-52-3, DIN 2393
  • Inside Diameter Tolerance: ISO H9
  • Roughness: Ra < 0.8 microns
• Guide-Bushing: Steel F-1140, nitrided
• Piston: Steel F-1140

Seals:

• Guide-bushing:
  • Dynamic: Compact polyurethane rod-seal, double lip; NBR metal wiper seal
  • Static: NBR 90 shore O-ring
• Piston:
  • Dynamic: Compact double-acting polyurethane seal, plus nitrile O-ring as activator; special polyacetal guides reinforced with glass fiber
  • Static: Polyamide locking sealing guide

Finishing:

• Painting: Black prime painting

Recommendations:

1. Circuit Protection: Use a relief valve set at 200 bar.
2. Oil Cleanliness: Ensure oil is clean and free from contaminants; use a filter in the cylinder circuit.
3. Bleeding: Bleed the circuit by loosening the cylinder fittings before starting up.
4. No Welding on Cylinder Tube: Avoid welding on the cylinder tube.
5. Welding on Rod or Bottom: Dismount the cylinder before welding.
6. Storage: Avoid outdoor storage; if unavoidable, retract the rod completely or grease it.
7. High-Pressure Cleaning: Protect the rod and oil ports during high-pressure cleaning or blasting.
8. Single Acting Use: If using the cylinder as single-acting, connect the non-used oil port to the tank.
9. Dismounting: The piston is screwed onto the rod end and fixed with industrial glue; use industrial glue when remounting.