Runhe hydraulic cylinders are purpose-built for combine harvesters, acting as core actuators for header lifting, reel adjustment and unloading chute positioning. Engineered for continuous high-frequency cycling during harvest seasons, they cope with chaff, crop debris and vibration. They match harvester hydraulic systems reliably, reduce on-site malfunctions, and support custom dimensions to fit different harvester brands and harvesting configurations.
These cylinders are tailored for long-hour harvesting operations under heavy vibration and dusty grain-field conditions. Precision honed barrel and hard-chromed piston rod resist abrasion from crop residues. Advanced dust-exclusion seals block chaff and fine grain dust. Stable double-acting output enables smooth header raise/lower and auger swing, cutting leakage risks and securing uninterrupted grain collection in tight harvest windows.
|
Item |
Specification |
|
Bore Diameter |
40–180 mm |
|
Rod Diameter |
25–120 mm |
|
Stroke Length |
300–1800 mm (customizable) |
|
Operating Pressure |
16–21 MPa |
|
Maximum Pressure |
25 MPa |
|
Mounting Type |
Cross tube, clevis, flange, etc. |
|
Seal Type |
Imported high-performance seals |
|
Working Temperature |
-30℃ to +85℃ |
|
Application |
Tractors, harvesters, plows, seeders and other agricultural machinery |
Vibration-resistant welded body adapts to harvester bumpy field travel. Hard-chrome plated rod resists wear and corrosion. Multi-layer anti-dust seals stop chaff and grain dust intrusion. Built-in buffer cushions reduce end impact. Various mountings offered; bore, stroke and ports customizable per harvester assembly drawings.
Hebei Runhe Hydraulic specializes in hydraulic cylinders for agricultural harvesters and farm machinery. We fully understand heavy-load, dusty harvest-site challenges. We provide OEM and custom fabrication with rigorous checks on welding, sealing and pressure performance. We also supply supporting hydraulic pumps to deliver stable, cost-effective hydraulic packages for global harvester manufacturers.
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