Dynemech rubber air springs Series DRAS provide highly effective insulation of machines against low frequency vibration / impact. The element offers a vertical natural frequencies between 2.5 to 6.0 Hz (depending upon the pressure required to support the load). The component has vertical to horizontal stiffness ratio of approximately one. Suited for both active and passive vibration control.
| Model | Load (Kg/pc) | Max. Pressure Bar | S mm | D mm | H App. mm | d mm | h mm | Bolt |
| DRAS1 | 25 – 60 | 3 | 88 | 84 | 64 | 41 | 6 | M10 |
| DRAS2 | 80 – 300 | 5 | 125 | 120 | 70 | 80 | 6 | M12 |
| DRAS3 | 270 – 800 | 6 | 182 | 174 | 88 | 100 | 6 | M16 |
| DRAS4 | 650 – 1500 | 6 | 252 | 250 | 108 | 127 | 8 | M16 |
| DRAS5 | 1200 – 3400 | 6 | 370 | 360 | 111 | 200 | 8 | M20 |
| DRAS6 | 3000 – 6500 | 6 | 500 | 480 | 114 | 315 | 8 | M20 |
Applications: Active insulation of high speed power presses, textile machines, vibration test rigs, engine test beds, blowers etc and passive insulation of measuring & testing machines / equipments, high precision grinding / polishing machine, surface plates, spectrometers, roughness tester, hardness tester etc.
