The pump unit, also known as the plunger pair, is the core component of the electric grease lubrication pump. It is precisely machined from bearing steel and is equipped with a built-in check valve. The maximum pressure can reach 25Mpa, the minimum fit clearance is 3-5, and the rated displacement is 0.12cc or 0.18cc
Type | SIZE | Discharge | Material | Advantage | Max Pressure | COATING |
A | M22*1.5 | 0 to 0.25cc | Bearing steel | High precision Wear long life | 250 kg/cm2 (25Mpa ) | Yellow Zinc |
B | M20*1.5 | Yellow Zinc | ||||
C | M20*1.5 | Yellow Zinc | ||||
D | 380V M22*1.5 | Black coating | ||||
E | M20*1.5 | White Zinc | ||||
F | 24V M22*1.5 | White Zinc | ||||
G | M22*1.5 | Black coating | ||||
H | M18*1.5 | White Zinc | ||||
I | M22*1.5 | Black coating |