Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery 1

Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery 2

Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery 3

Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery 4

Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery 5

Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery 6

Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery

The Auto Screw Volute Dewatering Press w/ Motor for Oil Refinery is a compact, continuous screw-press machine with a volute casing and built-in motor designed to remove water and recover oil from refinery sludges and oily slurries. It delivers high solids capture and low cake moisture with automatic feeding, discharge, and simple controls for long unattended runs. Selling points: high dewatering efficiency and oil recovery; robust, corrosion-resistant construction for harsh refinery environments; energy-saving motor and low labor/maintenance needs for cost-effective operation.

brand name:

QILEE

Shipping:

Support Sea freight

Payments:

L/C,D/A,D/P,T/T,Western Union,MoneyGram,OA

Lead Time:

1-1(sets):30(days),>1(sets):To be negotiated(days)

Place of Origin:

China

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Reference Weight(kg)

1100-2480

Water Content's Rate(%)

75~85

Inlet Consistency(%)

6.0-35

Dried Sludge(kg/hr)

35-325

Treating Capacity(m3/hr)

4.7-22.55

Belt Width(mm)

1000-1500

key selling points

Automatic

Product name

Dewatering Press

weight (kg)

2480

warranty

1 Year

place of origin

Shanghai, China

core components

Motor

machinery test report

Provided

video outgoing-inspection

Provided

Efficient Compact Plug-and-Play Dewatering

The QTAH sludge dewatering machine delivers high-efficiency, low-energy separation for oil refinery and industrial wastewater, yielding low-moisture cake with quiet, reliable operation. Built-in SUS304 stainless steel construction, Swiss-imported filter cloth, volute screw style and air-chamber auto-correction provide durable quality, stable cloth tracking, safety monitoring and integrated motors for simple operation. Its compact LxWxH footprint, standard export carton packing and 3–20 day delivery simplify installation and logistics.

Automated Volute Screw Dewatering

The QTAH sludge dewatering machine is an Auto Screw Volute Dewatering Press with motor manufactured in SUS304 stainless steel, featuring Swiss-imported filter cloth and an air-chamber automatic deviation correction device for durable, rust-free construction and stable cloth tracking. Designed for oil refinery, industrial, municipal and food/beverage sludge streams, it delivers high throughput with low energy consumption, low revolutions, ≤75dB(A) noise, low moisture in the discharged cake and reduced maintenance and operating costs. Its screw-volute press geometry, adjustable belt widths, integrated wash and drum-thickening options and comprehensive safety monitoring with automatic stop functions enable efficient slurry–water separation, flexible operation and seamless integration with dosing, pumping and thickening systems.

Motorized Screw Volute Press

The QTAH sludge dewatering machine is a stainless-steel screw volute dewatering press engineered for oil refinery and industrial wastewater treatment, featuring imported Swiss filter cloth, an air-chamber automatic deviation correction device, and an integrated safety monitoring system for reliable operation. Available in belt widths from 1000 to 2000 mm (models QTAH-1000 to QTAH-2000), it handles inlet solids of 1.5–2.5% with treating capacities of 6–35 m3/hr and produces pressed cake with water content around 75–85%. With low energy consumption, quiet running (≤75 dB), simple maintenance and compatibility with sludge pumps, polymer dosing and washing systems, it suits municipal, chemical, food & beverage, mining and refinery sludge dewatering applications.

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Efficient Reliable High-Capacity Dewatering

Built by a decades-experienced manufacturer, the QTAH sludge dewatering machine is an Auto Screw Volute Dewatering Press with integrated motor engineered for oil refinery demands, using a precision volute screw and corrosion-resistant materials to deliver continuous, reliable separation. It efficiently removes free water and recovers entrained oil with PLC-controlled automatic operation, adjustable screw speed and pressure zones, yielding high cake dryness, low residual moisture and stable throughput while minimizing energy use. Key features include compact footprint, easy maintenance access, robust motor drive, anti-clog volute design and customizable feed plates — advantages that translate into reduced disposal costs, lower environmental footprint, and long-term operational savings for refinery sludge management.

Material introduction

The main frame and all product-contact components of the QTAH sludge dewatering machine are fabricated from SUS304 stainless steel, delivering high strength, corrosion and rust resistance suited to oil refinery conditions. A Swiss-imported filter cloth and heavy-duty volute/screw elements provide excellent solids capture, abrasion resistance and extended service life under continuous operation. Corrosion-resistant bearings, robust drive motors and sealed assemblies reduce maintenance and noise while the air-chamber automatic deviation correction device uses durable materials to ensure reliable, low-energy dewatering performance.

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FAQ

What is an Auto Screw Volute Dewatering Press with motor used for in an oil refinery?

It is a continuous mechanical dewatering device that separates water from oil-bearing solids (sludge, spent catalyst, filter cakes, activated clays, separator solids). Refineries use it to reduce sludge volume, recover free oil, lower disposal costs, and produce a drier cake for safe handling, incineration, or landfilling.

What types of refinery feed materials can this press handle?

Typical feeds include oily sludge from tanks and pits, clarifier/centrifuge cakes, spent catalyst fines, filter press cakes, deoiling skimming & separator solids, and oily filter media. It handles a range of solids content and particle sizes but works best when feed solids are pre-thickened or polymer conditioned to form flocculated particles.

What performance can I expect (throughput and cake dryness) and what factors affect it?

Throughput and cake dryness depend on model size, feed characteristics, motor power, screw speed, and chemical conditioning. Typical cake solids range from ~40% to 75% TS for oily sludges; some applications achieve higher dryness with optimized conditioning. Throughput varies widely by model—small units may process hundreds of kg/h and larger units several tons per hour. Polymer dose, feed solids %, and volute/screw wear are the primary variables.

How is the press installed and integrated into a refinery process line?

Integration steps: place on a flat foundation, connect power to the motor and control panel, install gravity or pump-fed inlet piping from a pre-thickener or buffer tank, add polymer dosing & mixing ahead of the press, provide cake discharge conveyance and a separated water/effluent drain. Ensure proper grounding, access for maintenance, and ventilation. Coordinate with refinery utilities (power, water, waste piping) and local safety/permit requirements.

What routine operation and maintenance practices are recommended?

Daily: monitor motor load, feed rate, polymer consumption, cake appearance, and effluent clarity. Weekly/monthly: inspect screw and volute for wear, check bearings, seals, and couplings; lubricate per manufacturer schedule; tighten bolts and check alignment. Keep spare wear parts (screw flights, volute liners, seals, bearings). Clean trapped debris and prevent long periods of idle wet sludge which causes corrosion.

What are common problems and how do I troubleshoot them?

Low cake dryness: increase polymer dose/optimize flocculation, slow screw speed, or improve pre-thickening. High torque or motor trips: reduce feed solids or flow, check for blockages, inspect wear parts for seizure. Excessive oil in effluent / stable emulsion: add demulsifier or improve mixing/conditioning. Vibration or noise: check alignment, worn bearings, or damaged screw. Persistent clogging: verify feed particle size, use screening or grit removal, and ensure correct chemical conditioning. If issues persist, consult supplier with operational data (feed analysis, flow rates, and alarm logs).

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