1、 Core damping performance parameters:
Rated test speed: 0.1 m/s
Tensile damping force (0.1m/s): 4200 ± 420 N
Compressive damping force (0.1m/s): 3800 ± 380 N
Damping asymmetry: ≤ 10%
Effective working stroke: 110 mm
Ultimate total travel: 130 mm (anti-collision limit)
2、 Appearance and installation dimensions:
Minimum installation length (fully compressed): 325 mm
Maximum installation length (fully stretched): 435 mm
Cylinder outer diameter: 63 mm
Piston rod diameter: 18 mm
Installation form at both ends: Double ear rubber sleeve type
Installation hole diameter of liner inner hole: Ø 22 mm
Lining thickness: 12 mm
Center to installation hole width: 48 mm
3、 Material and Structure:
Cylinder barrel: 20 # seamless steel pipe, outer wall black epoxy spray, 500h salt spray rust prevention
Piston rod: 40Cr quenched and tempered+hard chrome polished, wear-resistant and corrosion-resistant
Sealing components: Fluororubber dust ring+oil seal, low temperature resistant, shock-absorbing hydraulic oil
Internal medium: Railway specific low-temperature damping hydraulic oil
Overall sealed structure, no leakage design
