Jiangsu Longdai Environmental Protection Group Co., Ltd.
                                                                                                           
Verified Supplier
16 Years
Since 2010
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Durable Sewage Treatment Plant with Shock-Resistant Filtration System

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 30-60 days
Brand: longdai
Product Description

China Drum-Type Rotary Filter for Sewage Treatment Plants: High-Performance Suspended Solids Removal


Business Overview
We specialize in the development and supply of advanced treatment systems for a broad spectrum of applications, including:

  • Petrochemical industry wastewater treatment

  • Municipal water management

  • Urban and industrial sewage treatment

  • Domestic sewage purification

  • Pure water and reverse osmosis systems

  • Water supply purification

  • Waste gas and pollution treatment


Technical Parameters

Main Dimensions & Connections



Type Inlet Pipe Outlet Pipe Cleaning Pipe Overflow Pipe A C D E F G K L S
ZL350X600 DN100 DN150 DN15 DN80 1195 600 880 1100 620 600 540 760 735
ZL610X610 DN150 DN200 DN15 DN80 1290 610 1385 1395 750 1000 630 885 748
ZL610X1220 DN200 DN250 DN20 DN150 1940 1220 1385 1595 950 1000 830 1085 1360
ZL610X1830 DN250 DN300 DN25 DN150 2425 1830 1385 1745 1100 1000 980 1235 2025
ZL800X1830 DN300 DN350 DN25 DN150 2425 1830 1450 1935 1200 1190 980 1330 2025

Performance Specifications



Bar Gap (mm) 0.25 0.5 0.75 1 Drum Dia (mm) Drum Length (mm) Power (kw)
Type Handling Capacity (m³/h)
ZL350X600 8 15 20 25 350 600 0.25
ZL610X610 33 60 81 100 610 610 0.55
ZL610X1220 65 120 162 200 610 1220 0.75
ZL610X1830 100 180 243 306 610 1830 0.75
ZL800X1830 175 315 436 535 800 1830 1.1

Product Introduction
The drum-type rotary filter is a mechanical filtration system that utilizes gravity or pressure differentials to pass suspended solids through a porous medium, effectively intercepting solid particles and achieving precise solid-liquid separation.

Filter Media:
Constructed from custom-woven stainless steel wire with a pore size of 15–20 microns, the filter media ensures:

  • High Porosity: Enables low-resistance liquid passage with optimized pore size.

  • Chemical Stability: Excellent corrosion and heat resistance.

  • Mechanical Strength: Withstands high pressure and impact, ensuring durability and reliability.

The DSTR series precision filters are widely used in:

  • Advanced treatment and upgrading of municipal sewage (e.g., Class B to Class A standards)

  • Pretreatment in municipal and industrial wastewater treatment

  • Pretreatment for tap water systems


Applications

  • Sewage Treatment Plants: Upgrade effluent quality from Class B to Class A standards.

  • Reclaimed Water Reuse: Remove insoluble suspended particles to enable water recycling.

  • Industrial Wastewater Treatment: Filter process water to meet specific usage or environmental discharge requirements.


Key Features

  1. Superior Filter Media:

    • Stainless steel construction ensures uniform pore size, high tensile strength, fast filtration, and long service life.

    • Resists clogging and corrosion, outperforming traditional fiber cloth or polyester materials.

  2. Easy Maintenance:

    • Individual mesh modules can be replaced independently without disrupting adjacent filters.

  3. High Impact Resistance:

    • Operates effectively with inlet SS concentrations up to 40 mg/L.

  4. Continuous Operation:

    • Simultaneous backwashing and filtration ensure uninterrupted performance.





Packing and Delivery


1. Waterproof packing with the international export standard by 20ft, 40ft, 40hp container. Equipment Fittings, Electric Motor and Power Cabinet will be packed in Wooden Case or Iron Box. Other Equipment will be packed by Color-Stripes Plastic Cloth.

2. The whole plant machinery size are large as normal, so we will use Waterproof cloth to pack all of them. The motor, gear box or other easily damaged parts, we will put them into box. We have a professional shipping department, they will try their best to save your container quantity.



FAQ:
Q: Are You Trading Company Or Manufacture?
A: We Are Both Manufacture And Trading Company. We Have Over 30 Years' Professional Experience As a Waste Water Treatment Equipment Manufacturer And Engineering Service Enterprise.

Q : What Are Your Main Products?
A:Keywords :Sludge Dewatering Machine Equipment, Screw Type Sludge Dewatering Press Sludge Screw Press, Dewatering Sludge Machine Screw Press ,Sewage Treatment Equipment ,Sludge Treatment Plant,Screw Press Sludge Dewatering ,Dewatering Sludge,Dewatering Machine For Sludge, Dewatering Sludge Machine Screw Press, Rotary Drum Bar Screens, Equipment DAF, DAF Price ,Dissolved Air Flotation System Price, Sludge Shaftless Screw Conveyor,Chemical Dosing Device ,MBBR Price,MBBR Media,Disc Diffuser, Polymer Preparation Chemical Dosing System, and other customized machines.

Q: How Can I Find The Suitable Model?
A: Please Provide Flow Rate, Solids Content And Sludge Type, or directly contact us by the clicking the “contact” icon. We Can Assist You In Model Selection.

Q: Where Is Your Factory Located?
A: Yixing City, We are in the famous city of environmental protection equipment ,professional for Sludge screw press dewatering Machine ,Which Is Very Close To Shanghai With Only Less Than 3 Hours' Driving. Welcome for your visiting

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiangsu Longdai Environmental Protection Group Co., Ltd.
Location No.28, Chengwen West Road, Gaocheng Town, Yixing City, Jiangsu Province, China
Contact Person Vance

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