China Professional Gear Oil Pump Manufacturer

Looking for a China manufacturer of mini precision dual gear pump? Hengmeisi Gear oil pump QX Series QX21-012/22-006R: compact tandem pump, low-pressure fast feed & ultra-high pressure locking. Max 340 bar, -20°C~112°C, zero micro-leakage. For miniature hydraulic systems & small automation equipment.

Looking for a China manufacturer of multi-gradient pressure triple gear pump? Hengmeisi Gear oil pump QX Series QX51-100/43-020/23-008R: three-stage graded flow & pressure design (rapid feed, main drive, micro pressure-holding), 330 bar peak pressure, independent three-circuit output, -30°C~120°C. Ideal for intelligent automation & heavy composite machinery.

Looking for China integrated valve-type hydraulic gear pump manufacturer? Perfect replacement for Buchner QX43. Hengmeisi Gear oil pump QX Series QX43-025R-B: built-in relief valve, 280 bar, 25 ml/r, auto pressure stabilization & unload, low noise, -20°C~110°C. For small/medium machinery constant-pressure systems.

Looking for a heavy-duty tandem gear pump? Hengmeisi Gear oil pump QX Series QX83-160/63-125R: dual independent oil circuits, 290 bar peak pressure, high combined flow, dustproof & anti-aging, -25°C to 115°C. Ideal for long-running construction, mining, and bulk handling machinery.

Looking for a China manufacturer of multi-stage pressure compound triple gear pump? Hengmeisi Gear oil pump QX Series QX51-100/43-032/22-005R: 320bar, three independent oil circuits, integrates fast feed + load holding + micro control. -28°C~118°C, multi-mode. For intelligent engineering & precision machinery.

Looking for a China manufacturer of high-low pressure combined double gear pump? Hengmeisi Gear oil pump QX Series QX31-020/23-006R integrates high-flow low-pressure pump & small-displacement high-pressure pump (310bar peak). Low pressure for fast feed, high pressure for clamping/holding. Operating range -22°C~108°C. Designed for small machinery quick-action hydraulic systems.