| Outer | Carbon Steel (black Oxide Coated) |
|---|---|
| Inner | NBR (nitrile Rubber) / FKM Optional |
| Working Pressure | Up To 350 Bar |
| Temperature | −30 °C ~ +120 °C (NBR); Up To +200 °C (FKM) |
| ID | 80 Mm |
| Fits | Sand-vik DD311, DD321, DL421 Series Underground Rock Drills |
|---|---|
| Function | Hydraulic Cylinder Pressure Seal (feed/rotation Circuit), Prevents Internal Leakage. |
| Type | Single‑acting U‑cup (one‑way Pressure) |
| Material | NBR (nitrile Rubber) Standard; FKM Upgrade Available |
| Pressure | Up To 250 Bar (max 300 Bar) |
| Seal Type | Single-acting U-cup With Back-up Ring Groove |
|---|---|
| Material | FKM (Fluoroelastomer) + NBR Compound, Wear-resistant And Anti-aging |
| Working Pressure | Continuous 300 Bar, Peak 350 Bar |
| Temperature Range | −20 ℃ ~ +200 ℃ |
| Dimensions | ID 24 Mm, OD 32 Mm, Width 5 Mm |
| Features | Oil Resistant, Flexible, Good Fatigue Resistance For Return Circuit Duties. |
|---|---|
| Weight | Approx. 2.0 Kg |
| Working Pressure | 160 Bar |
| Burst Pressure | ≥ 480 Bar |
| Medium | Anti‑wear Hydraulic Oil (ISO VG 46/68) |
| Weight | Approx. 2.3 Kg |
|---|---|
| Working Pressure | 315 Bar |
| Burst Pressure | ≥ 945 Bar |
| Applicable Medium | Anti-wear Hydraulic Oil (ISO VG 46/68) |
| Temperature Range | −30 ℃ ~ +120 ℃ |
| Weight | 2.5 Kg |
|---|---|
| Working Pressure | 315 Bar |
| Burst Pressure | ≥ 945 Bar |
| Applicable Medium | Anti-wear Hydraulic Oil (ISO VG 46/68) |
| Temperature Range | −30 ℃ ~ +120 ℃ |
| Weight | Approx. 9.5–11.5 Kg |
|---|---|
| Rated Voltage | 24V DC |
| Rated Power | 4.0 KW (Peak Power: Approx. 5.5 KW) |
| Teeth / Module | 10T / Module 3 |
| Rotation Direction | Clockwise (CW) |
| Features | High Air Flow, Anti-clogging And Corrosion Resistance, Suitable For Harsh Mining Conditions |
|---|---|
| Working Pressure | Atmospheric Pressure (±0.1 Bar) |
| Temperature Range | -30℃ ~ +110℃ |
| Filtration Rating | 40μm, Dust And Splash Resistant Material: Engineering Plastic Housing + 304 Stainless Steel Filter Element |
| Connection Thread | Standard M27×1.5 |
| Weight | Approx. 0.1–0.2 Kg |
|---|---|
| Pressure Resistance | ≤ 10 Bar (for Low-pressure Lubrication / Gearbox) |
| Temperature Range | -20℃ ~ +100℃ |
| Linear Speed | ≤ 8 M/s |
| Applicable Media | Gear Oil, Hydraulic Oil, Grease |
| Part No. | 55007465 |
|---|---|
| Name | Hydraulic Rock Drill Repair Kit / Seal Kit |
| Brand | Sand-vik |
| Application | For Sand-vik COP Series Hydraulic Rock Drills (e.g., COP 1838, COP 2550, COP 3060) And DX/DL Series Drill Rigs; Used For Overhauling Hydraulic Cylinders, Flushing Heads, And Percussion Components. |
| Kit Contents | Complete Set Of Wiper Seals, Rod Seals, Piston Seals, O-rings, Backup Rings, Wear Rings, Gaskets, And Small Hardware. |