GRB系列的皮带式橡胶波纹管由优质弹性体材料和硫化钢丝带制成。 因此,它们具有良好的横向特性。 盖板和活塞由铸铝制成。 GRB系列空气弹簧的负载能力高达248 kN(取决于型号,其固有频率在0.7到1.1 Hz之间)。 GRB VD系列的空气弹簧配有粘性阻尼器。 GRB系列的弹簧是大型基础安装的标准元件。
Type | Load
at | Operating | Max. | Necessary
dia for installation | weight | Damping | 1st natural Frequency at 87 PSI (Hz) |
GRB 780 VD | 17534.4 | 13 | 20.1 | 23.6 | 88 | 0.15 | 1.4 |
GRB 1240 VD | 27875.2 | 13 | 24 | 27.6 | 125.4 | 0.15 | 1.3 |
GRB 1820 VD | 40913.6 | 13 | 28.3 | 31.5 | 264 | 0.15 | 1.2 |
GRB 2480 VD | 55750.4 | 13 | 33.3 | 39.4 | 363 | 0.15 | 1.3 |
Type | Load
at | Operating | Max. | Necessary
dia for installation | weight | Damping | 1st natural Frequency at 6 bar (Hz) |
GRB 780 VD | 78 | 330 | 510 | 600 | 40 | 0.15 | 1.4 |
GRB 1240 VD | 124 | 330 | 610 | 700 | 57 | 0.15 | 1.3 |
GRB 1820 VD | 182 | 330 | 720 | 800 | 120 | 0.15 | 1.2 |
GRB 2480 VD | 248 | 330 | 845 | 1000 | 165 | 0.15 | 1.3 |
Type | Load
at | Operating | Max. | Necessary
dia for installation | weight | Damping | 1st natural Frequency at 87 PSI (Hz) |
GRB 780 | 17534.4 | 13 | 20.1 | 23.6 | 70.4 | 0.03 | 1.4 |
GRB 1240 | 27875.2 | 13 | 24 | 27.6 | 103.4 | 0.03 | 1.3 |
GRB 1820 | 40913.6 | 13 | 28.3 | 31.5 | 178.2 | 0.03 | 1.2 |
GRB 2480 | 55750.4 | 13 | 33.3 | 39.4 | 231 | 0.03 | 1.3 |
55750.4 | 47.2 | 33.3 | 39.4 | 924 | 0.02 | 0.81 |
Type | Load
at | Operating | Max. | Necessary
dia for installation | weight | Damping | 1st natural Frequency at 6 bar (Hz) |
GRB 780 | 78 | 330 | 510 | 600 | 32 | 0.03 | 1.4 |
GRB 1240 | 124 | 330 | 610 | 700 | 47 | 0.03 | 1.3 |
GRB 1820 | 182 | 330 | 720 | 800 | 81 | 0.03 | 1.2 |
248 | 330 | 845 | 1000 | 105 | 0.03 | 1.3 | |
GRB 2480-1200 ZV | 248 | 1200 | 845 | 1000 | 420 | 0.02 | 0.81 |
GRB 780 /-MD /-VD* GRB 780 /-MD /-VD* GRB 780 /-MD /-VD* | 4 6 8 | 52 78 104 | 1,7 1,6 1,5 |
GRB 1240 /-MD /VD* GRB 1240 /-MD /VD* GRB 1240 /-MD /VD* | 4 6 8 | 83 124 165 | 1,5 1,4 1,3 |
GRB 1820 /MD /VD* GRB 1820 /MD /VD* GRB 1820 /MD /VD* | 4 6 8 | 122 184 244 | 1,4 1,3 1,3 |
GRB 2480 /MD /VD* GRB 2480 /MD /VD* GRB 2480 /MD /VD* | 4 6 8 | 165 248 329 | 1,5 1,4 1,4 |
GRB 2480-1200 ZV /AV GRB 2480-1200 ZV /AV GRB 2480-1200 ZV /AV | 4 6 8 | 165 248 329 | 0,85 0,80 0,75 |
GRB 2480-840 GRB 2480-840 GRB 2480-840 | 4 6 8 | 165 248 329 | 1,05 1,00 0,95 |