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product detail
  • Product Name： Proportional Valves
  • Model No： BCY-type Proportional cartridge relief valve
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Description:

The BCY model, a cartridge type proportional relief valve, controls the pressure according to the value of electrical signal input. With a quick
response time and good dynamic performances, it is widely used in injection molding machines, blowing machines, die-casting machines
and equipment in steel works.

Model instruction

Code symbol

Technical specification

DN 25 32 40 50
Working pressure (Mpa) 8，16，25，31.5
Maximum flow (l/min) 400 750 1000 2000
Hysteresis (%) ＜±1.5
Repeatability (%) ＜±2
Rated current (mA) 800
Filtration accurancy (um) ≤20
Hydraulic fluid Mineral Oil, Phosphate-ester
Viscosity (mm2/s) 2.8~100
Fluid temp(0C) -20~70

Outside size

DN A B C D E Fixing screw
BCY-25 85 40 80 168.5 168.5 4-M8
BCY-32 102 50 80 168.5 176 4-M16
BCY-40 125 60 80 168.5 188.5 4-M20
BCY-50 140 68 80 168.5 196 4-M20
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