HLJ Walnut Shell Filter

This Type of HLJ Walnut Shell Filter is designed and manufactured by our company based on advanced technology abroad. It is a new kind of patent product for treatment of oily wastewater with the walnut shell as the filter medium. It uses an anti-plugging maze instead of common screen pipe to avoid plugging during work. The product is a recommended product of SINOPEC. Our HLJ Walnut Shell Filter is an ideal product for wastewater treatment in oilfield, petroleum refinery, petrifaction and others.

Features of HLJ Walnut Shell Filter:
(1) A excellent adsorption and interception ability of oil and dust
(2) Anti-oil immersion and both SS and oil can be removed
(3) Easy to regenerate and backwash without medicine
(4) In series or parallel connection
(5) Manual or automatic

Applications of HLJ Walnut Shell Filter:
(1) Oily wastewater Treatment in oilfields, petrochemical industry and metallurgy
(2) Oily wastewater Treatment for havens, docks and oil storages
(3) Oily wastewater Treatment for ships and others

1. Type Indication: 2. Technical Data of HLJ Walnut Shell Filter:

Capacity	10~200m3/h	Pressure	0.6Mpa
Filtration rate	20m/h	Temperature	80°C
Cycle	8~24	Backwash intensity	3.5~4l/sm2
Removal ratio	SS75~80%	Resistance loss	Series: ≤0.2Mpa
	oil 85~95%		Parallel:  ≤0.1Mpa
Rough filtration	Inlet: Oil≤100mg/l, SS≤50mg/l Outlet: Oil≤10mg/l, SS≤10mg/l
Fine filtration	Inlet: oil≤20mg/l, SS≤20mg/l Outlet: Oil≤5mg/l, SS≤5mg/l
Two stage in series	Inlet: oil≤100mg/l, SS≤50mg/l Outlet: Oil≤5mg/l, SS≤5mg/l

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