· Unique outside work barrel and plunger rotator
· Valve ball has a compulsive restoration structure
· Suitable for whose oblique angle does not exceed 45°
· Has a good anti-corrosion property
RELATED STORIES
· Adopt long plunger and short barrel structure · Use the sand scraping and sealing...
· Indeed, combined by two different diameter pumps · Uses the hydraulic feedback theory, reduce...
· The pump reaches the advanced level in the world · Has good anti-corrosion performance...