GUANGZHOU GUOMAT AIR SPRING CO. , LTD
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FD 210-22 DS Double Convolution Air Bag With Dismountable Plates, G1/2 Air Inlet
❶Nut/ Blind Nut
Top cover screw (nut) teeth: 4 X M8
Top cover screw center distance: 181 mm
Bottom cover screw (nut) teeth: 4 X M8
Bottom cover screw center distance: 181 mm
❷ air hole / air inlet / air connector
Air vent / air inlet: G1/2
Center distance between air inlet and nut:90.5 mm
❸ cover
Top cover diameter (width): 210 MM
Bottom cover diameter (width):210 MM
❹Rubber bellows
Rubber bellows natural diameter: 250 mm
Rubber bellows MAX diameter: 270 mm
Compressed height: 81 mm / 4.12 inches
Minimum bump height: 75 mm
Maximum height: 300 mm
Rubber bellows only:66993
Working stroke: 225
❺ bumper block / buffer block
No Bumper Block
Twisted waist/waist ring
Girdle Hoop: a belt hoop
Vibration isolation – dynamic characteristic values
Design height H: recommended 220mm, minimum 200mm
| Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] | 8 |
| Force (Load) [kN] | 6.7 | 9.2 | 11.5 | 13.9 | 16.3 | 18.7 | 6.7 | |
| Spring rate [N/mm] | 100 | 123.5 | 148 | 171 | 194.5 | 218.5 | 7.2 | 5.2 |
| Natural frequency [Hz] | 1.9 | 1.8 | 1.8 | 1.8 | 1.7 | 1.7 | 3.3 |
"Pneumatic application – static characteristic values
Force F [kN]"
| Pressure p [bar] | 3 | 4 | 5 | 6 | 7 | 8 | Vol. V [l] | |
| Height H [mm] | 250 | 5.28 | 7.22 | 9.16 | 11.2 | 13.2 | 15.1 | 8 |
| 200 | 7.66 | 10.3 | 13 | 15.7 | 18.4 | 21.1 | 6.7 | |
| 150 | 9.98 | 13.4 | 16.7 | 20.2 | 23.6 | 27 | 5.2 | |
| 100 | 12.4 | 16.5 | 20.6 | 24.8 | 28.9 | 33 | 3.3 |
