Spillback nozzles(Large flow, high-pressure return) GSPB series nozzles

Pipe conn. size Rc1*1/2 Spray angle 90–130゚ Mean droplet diameter 132–151 μm
Strainer Not included Standard pressure 3.5 MPa Spray capacity 16.7–167 ℓ/min
Air consumption - Free passage diameter 5.7 mm


• Large spray capacity type in SPB series (high-pressure return nozzles).
• The turndown ratio of spray capacity is 1:10.
• The variation in spray droplet sizes is minimized.


• Cooling for circulating fluidized bed flue gas desulfurization

Industries in which this nozzle is used

• Pollution control

Product specifications

Structure • Spray capacity can be controlled by opening/closing the return flow valve while supply pressure is kept constant.
Material • Nozzle orifice: Tungsten carbide
• Protection pipe: Stainless steel 316
• Optional material: Stainless steel 316L, Stainless steel 304, Stainless steel 440C


Outer dimensions

GSPB series

• Please inquire with us for the total length (L2) and the length between the nozzle head and flange (L1).
• Appearance and dimensions may differ depending on materials and nozzle codes. Inquire with us for details.

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