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O-rings are important components in agricultural and horticultural machinery. They provide reliable seals in hydraulic systems, fuel and lubrication systems, cooling systems, transmissions, and other critical parts of, among others, harvesters, sprayers, and horticultural machines. Even under harsh conditions such as high pressure, temperature fluctuations, dirt, and mud, properly selected O-rings remain leak-free and reliable, ensuring the continuity of operations and harvesting processes.
O-rings are essential in all fluid and gas circuits of agricultural and horticultural machinery. In hydraulic cylinders and pumps, they ensure leak-free operation and pressure retention, crucial for front loaders, combine harvesters, and excavator arms. Both dynamic seals, which undergo movement, and static seals, which only retain pressure, are used; dynamic O-rings must be extra wear-resistant, while static O-rings provide consistent compression.
In valves, closure systems, and fuel lines, O-rings prevent leakage of oil, diesel, or fertilizers, ensuring safety and efficiency. Cooling and air-conditioning systems benefit from stable seals in water pumps, radiators, and compressors, preventing overheating.
O-rings are also crucial in transmissions, PTO shafts, and differentials, where they retain oil and reduce wear on gears and bearings. In field sprayers, harvest conveyors, and manure spreaders, they contribute to reliable operation under varying loads and weather conditions.
By selecting the correct material and type, matched to static or dynamic application, the reliability, lifespan, and efficiency of agricultural and horticultural machinery are significantly increased.
Regular inspection and maintenance are crucial for O-rings in agricultural machinery. Timely replacement of worn or damaged seals prevents leaks, minimizes wear, and limits unexpected downtime. Correct storage, installation, and the use of high-quality O-rings contribute to reliable performance and extend the operational life of critical components.
O-rings ensure that hydraulic oil, fuel, and coolants remain safely within pipes and systems, protecting both operator safety and the environment. In applications such as field sprayers, harvesters, manure spreaders, and tractors, this prevents chemical spills and minimizes the risk of machine damage, while supporting responsible use of materials.
Materials such as EPDM and silicone provide UV and weather resistance, ensuring that seals remain reliable even in prolonged outdoor use. By choosing the correct material, proper installation, and periodic maintenance, the reliability, lifespan, and operational continuity of agricultural and horticultural machinery are ensured, while simultaneously supporting safe and environmentally responsible operation.
NBR O-rings: ideal for oil- and fuel-resistant applications, such as hydraulic and lubrication systems.
FKM / Viton®: suitable for high temperatures and chemical exposure; used in engines, transmissions, and high-pressure hydraulics.
EPDM: water- and UV-resistant; ideal for radiators, water pumps, and outdoor seals.
Silicone: flexible at low temperatures and UV-resistant; used in cooling and air-conditioning systems and tight spaces.
PTFE: extremely chemically resistant; suitable for special fuel systems and aggressive fluids.
By matching the material to the specific application, the lifespan of O-rings can be extended and the risk of malfunctions reduced.
