Hydraulic Seals for Mining
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Double Acting Piston Seals
K730
Design Introduction
Kintowe K730 is a top of the range double acting piston seal. It is constructed with a tough wear resistant thermoplastic polyester(TPE) face , which is loaded by a profiled nitrile energizer . Material options can be provided for the sealing face, including lubricated polyester and PTFE , All designs have rectangular polyacetal anti-extrusion rings . The TPE face is suitable for both roller-burnished and honed tubing .
The above operating conditions are for the HFA medium (water based) in the long arm mining hydraulic support.
Advantages
● High pressure capability
● High shock load capability
● Proven on both roller-burnished and tubing
Specification
| ФD1 | Фd1 | L1 | PART No. | ФD1 | Фd1 | L1 | PART No. | |
| 50 | 38 | 11.5 | 7300500 | 130 | 113 | 20.5 | 7301301 | |
| 60 | 44 | 20.5 | 7300600 | 135 | 118 | 20.5 | 7301350 | |
| 63 | 50 | 14.5 | 7300630 | 135 | 120 | 16.0 | 7301351 | |
| 75 | 55 | 23.0 | 7300750 | 140 | 123 | 16.0 | 7301400 | |
| 80 | 66 | 17.0 | 7300800 | 140 | 125 | 16.0 | 7301401 | |
| 90 | 75 | 13.5 | 7300900 | 150 | 130 | 16.0 | 7301500 | |
| 90 | 76 | 16.0 | 7300901 | 150 | 133 | 20.0 | 7301501 | |
| 100 | 82 | 22.5 | 7301000 | 150 | 135 | 16.0 | 7301502 | |
| 100 | 85 | 12.5 | 7301001 | 160 | 143 | 20.0 | 7301600 | |
| 100 | 85 | 13.5 | 7301002 | 160 | 145 | 16.0 | 7301601 | |
| 100 | 86 | 22.5 | 7301003 | 165 | 145 | 20.0 | 7301650 | |
| 105 | 80 | 22.5 | 7301050 | 165 | 150 | 16.0 | 7301651 | |
| 105 | 91 | 16.5 | 7301051 | 170 | 145 | 25.0 | 7301700 | |
| 110 | 95 | 12.5 | 7301100 | 170 | 150 | 16.0 | 7301701 | |
| 110 | 95 | 16.0 | 7301100 | 175 | 155 | 16.0 | 7301750 | |
| 115 | 90 | 21.0 | 7301150 | 180 | 160 | 16.0 | 7301800 | |
| 115 | 97 | 22.5 | 7301151 | 180 | 163 | 20.0 | 7301801 | |
| 115 | 100 | 16.0 | 7301152 | 185 | 165 | 16.0 | 7301850 | |
| 120 | 105 | 16.0 | 7301200 | 185 | 165 | 20.0 | 7301851 | |
| 125 | 110 | 15.8 | 7301250 | 190 | 170 | 16.0 | 7301900 | |
| 130 | 113 | 12.5 | 7301300 | 195 | 175 | 16.0 | 7301950 |
| Фd1 | ФD1 | L1 | PART No. | Фd1 | ФD1 | L1 | PART No. | |
| 200 | 180 | 16 | 7302000 | 260 | 235 | 25 | 7302601 | |
| 200 | 180 | 20 | 7302001 | 275 | 250 | 25 | 7302750 | |
| 200 | 183 | 20 | 7302002 | 280 | 255 | 25 | 7302800 | |
| 210 | 190 | 16 | 7302100 | 285 | 260 | 25 | 7302850 | |
| 210 | 190 | 20 | 7302101 | 290 | 265 | 25 | 7302900 | |
| 215 | 195 | 16 | 7302150 | 300 | 275 | 25 | 7303000 | |
| 215 | 195 | 20 | 7302151 | 305 | 280 | 25 | 7303050 | |
| 220 | 195 | 16 | 7302200 | 310 | 285 | 25 | 7303100 | |
| 220 | 195 | 22 | 7302201 | 320 | 290 | 25 | 7303200 | |
| 220 | 195 | 25 | 7302202 | 340 | 310 | 30 | 7303400 | |
| 220 | 200 | 20.5 | 7302203 | 345 | 315 | 30 | 7303450 | |
| 224 | 204 | 20.5 | 7302240 | 350 | 320 | 30 | 7303500 | |
| 225 | 205 | 16 | 7302250 | 360 | 330 | 30 | 7303600 | |
| 225 | 205 | 20 | 7302251 | 360 | 330 | 31.5 | 7303601 | |
| 230 | 210 | 16 | 7302300 | 370 | 340 | 30 | 7303700 | |
| 230 | 210 | 20 | 7302301 | 380 | 350 | 32 | 7303800 | |
| 240 | 215 | 25 | 7302400 | 400 | 370 | 32 | 7304000 | |
| 240 | 220 | 25 | 7302401 | 410 | 380 | 32 | 7304100 | |
| 245 | 220 | 25 | 7302450 | 420 | 390 | 32 | 7304200 | |
| 250 | 225 | 25 | 7302500 | 440 | 410 | 32 | 7304400 | |
| 255 | 230 | 25 | 7302550 | 450 | 410 | 32 | 7304500 | |
| 260 | 230 | 30 | 7302600 | 500 | 470 | 32 | 7305000 |