It belongs to discharging district in vacuum ceramic filter:the scraper will discharge the materials automatically under non-vacuum state.

Widely used in mining, metallurgy,petroleum, chemical, environmental protection, electroplating, food, pharmacy, oil, biological, beverage, textiles, printing and dreing, papermaking, inorganic salt, coal washing, sewage treatment, ceramics, leather such industries.

4.11Hydraulic unit, carbon steel bending welding and sealing.
A. Air filters external oil pumps of Shanghai Dazhong brand, with a better cooling effect and easy maintenance
B. Hydraulic valves of Shanghai Huadao brand.
C. High pressure oil pipe (36Mpa, 1.5m) and low pressure oil pipe (22.4Mpa, 2m), China standard soft connection.

4.12 Hydraulic cylinder, welded using material 27SiMn seamless steel pipe, Inner diameter and stroke is 120X400, pressing pressure is 18-20MPa.

4.13 Piston rod, Medium-frequency hardening with 45# steel, the surface hardness can be HRC48-50, and there is a protect cover outside.

http://de.longhaimachinery.net/