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This series diesel pump burner trisomy main parts (pump, front cover, back cover) using ordinary cast iron HT200, gears, shafts made of alloy structural steel, thrust plate, thrust plate with bronze composite materials, with higher wear resistance. The burner has a gear pump end clearance adjustable structure, a period when the pump pressure drop occurs when the body can be covered by external fine adjustment of the pump gear pump end clearance to be adjusted so that ZYB-33.3A residue pump the working pressure is restored and can be adjusted several times, so the effective life of the pump can be extended. The low pressure pump is mainly used for conveying and below 200 ℃ diesel, heavy diesel oil, and containing less impurities other combustion oil injection occasion. Pump performance parameters and chart below.
ZYB-33.3A residue pump performance parameters (1.5MPa)