Custom 140-180 Degree Rotating Hydraulic Cylinder for Agricultural Machinery

Customized 140-180 Degree Rotating Hydraulic Cylinder for Agricultural Machinery Tire Vulcanizing Cylinder Good Hydraulic Cylinders – We Make Sure Inside Parts
The tube follows GUOYUE CD250 style.
Tube steel can be 45#, 42CrMo, or 27SiMn.
Hole is ground to H8 and feels smooth, Ra under 0.4 μm.
Head, base, ears, and piston are only 45# steel.
We do not use cast iron or cast steel. Slow-Down Parts
You can pick fixed bumpers or floating bumpers so the rod slows down safe at any speed or load. Welds
We hit every heavy-load weld with ultrasound.
This takes away most of the stress and makes the weld last longer. Seals
We only use top seals from NOK (Japan), Trelleborg (Sweden), Merkel and GP (Germany).
We do not use local seals. Checks
Each cylinder is tested to GB/T15622-2005 and our own Q/GAKY014-2023.
You get a test sheet and a pass paper. Promise
We give one year cover from ship date.
If it breaks because of how we made it, we fix or swap it for free.
This cylinder is strong. It uses thick steel and hard rod. It does not bend. The seal keeps oil in, no leak. It has many tubes that slide out one by one. It lifts high but stays short Advantages:
She’s the steel swan that pirouettes on command. From 140 to 180 degrees she turns with the grace of a slow Sunday dance, yet her welded heart is tough enough to wrangle tractor tires or press hot rubber without a hiccup. Custom ports and chrome skin shrug off dust, heat, and the odd splash of manure. Built-in cushions kiss every stop, so the driver feels a gentle hug instead of a jolt. Day after dusty day she whispers, “Spin easy, I’ve got the weight,” and the field feels a little lighter. Application scenes:
Picture a harvester at dusk: she swings the unloading spout like a friendly arm, pouring golden grain into the waiting trailer without spilling a kernel. Or a tire shop where she twirls a mold under heat, turning raw rubber into rugged tractor treads while the radio hums. From vineyard sprayers to vulcanizing benches, she’s the quiet twirl that keeps farms—and farmers—rolling smoothly.