– High precision mechanical seal. Selected sealing ring, good sealing, long service life.
– Mechanical seal. Stainless steel spring, high strength, good sealing, low resistance, sand control.
– Stainless steel fuselage. Forming the fuselage once, no rust, corrosion resistance, safety and environmental protection.
– Permanent Magnet Motor Copper, Magnet Steel Copper Increased by 1 cm Positive and Reverse Protection, Connecting with Reverse Non-Burning Machine.