KASTAS PISTON SEALS K18
| K18 is a five piece double acting compact seal consisting of one elastomeric nitrile rubber sealing element, two polyester elastomer back-up rings on both sides to prevent extrusion into the sealing gap and two special profil guide rings made thermoplastic to absorb transverse forces.of |
| PRODUCT ADVANTAGES |
| ●Superior sealing performance |
| ●Economic sealing and guiding solution |
| ●Simple groove design, one-piece piston possible |
| ●Long service life |
| ●Simple snap installation |
| APPLICATION |
| Construction machinery, fork-lift trucks, injection moulding machines, agricultural machinery, cranes and standard cylinders. |
| MATERIAL | CODE | |
| NBR | 80 SHORE A | NB8001 |
| TPE | TP7301 | |
| POM | PM9901 |
| OPERATING CONDITIONS | |||
| MEDIA | Mineral oils | HFA and | HFC |
| (DIN 51524) | HFB | ||
| TEMPERATURE | -30°C | +5°C | -30°C |
| +105°C | +60°C | +60°C | |
| PRESSURE | ≤400 Bar | ≤400 Bar | ≤400 Bar |
| SPEED | ≤0.5 m/sec | ≤0.5 m/sec | ≤0.5 m/sec |
| Note: The above data are maximum values and cannot be used at the same time. |
| KASTAŞ NO | D (H8) | d (h9) | B (-0/+0.2) | ds (h8) | d1 (±0.1) | s (-0/+0.2) | n |
| K18 020-011 | 20 | 11 | 13.5 | 17 | 19 | 2.1 | 4 |
| K18 022-013 | 22 | 13 | 13.5 | 19 | 21 | 2.1 | 4 |
| K18 025-015/1 | 25 | 15 | 12 | 21 | 23 | 4 | 4 |
| K18 025-015/2 | 25 | 15 | 12.5 | 22 | 24 | 4 | 4 |
| K18 025-015 | 25 | 15 | 16.4 | 21.45 | 23.5 | 6.35 | 4 |
| K18 025-016 | 25 | 16 | 13.5 | 22 | 24 | 2.1 | 4 |
| K18 025-017/2 | 25 | 17 | 10 | 22 | 24 | 4 | 4 |
| K18 025-017/1 | 25 | 17 | 13.5 | 21 | 24.4 | 3.2 | 4 |
| K18 028-019 | 28 | 19 | 13.5 | 25 | 27 | 2.1 | 4 |
| K18 030-017 | 30 | 17 | 15.4 | 26.5 | 28.5 | 6.35 | 4 |
| K18 030-021 | 30 | 21 | 13.5 | 27 | 29 | 2.1 | 4 |
| K18 030-022 | 30 | 22 | 13.5 | 26 | 29.4 | 3.2 | 4 |
| K18 032-022 | 32 | 22 | 16.4 | 28.5 | 30.5 | 6.35 | 4 |
| K18 032-022/2 | 32 | 22 | 15.5 | 29 | 31 | 4 | 4 |
| K18 032-022/1 | 32 | 22 | 15.5 | 28 | 31 | 2.6 | 4 |
| K18 032-024 | 32 | 24 | 15.5 | 28 | 31 | 3.1 | 4 |
| K18 032-024/1 | 32 | 24 | 10 | 29 | 31 | 4 | 4 |
| K18 035-025 | 35 | 25 | 16.4 | 31.4 | 33.5 | 6.35 | 4 |
| K18 035-027 | 35 | 27 | 15.5 | 31 | 34.4 | 3.2 | 4 |
| K18 038.1-025.4 | 38.1 | 25.4 | 15.87 | 34.54 | 37.08 | 6.35 | 4 |
| K18 040-024 | 40 | 24 | 18.4 | 35.4 | 38.5 | 6.35 | 5 |
| K18 040-026 | 40 | 26 | 15.5 | 36 | 39 | 2.6 | 4.5 |
| K18 040-030 | 40 | 30 | 16.4 | 35.4 | 38.5 | 6.35 | 4 |
| K18 040-030/1 | 40 | 30 | 12.5 | 37 | 39 | 4 | 4 |
| K18 040-032/1 | 40 | 32 | 10 | 37 | 39 | 4 | 4 |
| K18 040-032 | 40 | 32 | 15.5 | 36 | 39.4 | 3.2 | 4 |
| K18 042-028 | 42 | 28 | 15.5 | 38 | 41 | 2.6 | 4.5 |
| K18 044.4-028.57 | 44.45 | 28.57 | 19.05 | 39.85 | 43.12 | 6.35 | 5 |
| K18 045-029 | 45 | 29 | 18.4 | 40.4 | 43.5 | 6.35 | 5 |
| K18 045-031 | 45 | 31 | 15.5 | 41 | 44 | 2.6 | 4.5 |
| K18 045-035 | 45 | 35 | 16.4 | 40.4 | 43.5 | 6.35 | 4 |
| K18 045-037 | 45 | 37 | 15.5 | 41 | 44.4 | 3.2 | 4 |
| K18 050-034 | 50 | 34 | 20.5 | 46 | 49 | 3.1 | 5 |
| K18 050-034/1 | 50 | 34 | 18.4 | 45.41 | 48.66 | 6.35 | 5 |
| K18 050-035 | 50 | 35 | 20 | 46 | 48.5 | 5 | 5 |