Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper 1

Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper 2

Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper 3

Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper 4

Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper 5

Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper 6

Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper

This is an automatic powder dosing unit for wastewater desalination, with a 42 L hopper and capacity to treat up to 500 L/h. It features precise, programmable dosing, a large hopper for long run times, corrosion‑resistant parts, and simple digital controls for low maintenance. Key selling points: saves labor and chemical waste, delivers stable, repeatable treatment, and fits industrial, commercial, or municipal wastewater lines.

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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Machine Weight(kg)

410

Machine Dimensions(mm)

2000*1150*1650

Agitator(HP)

1/4*3

Speed Variable(HP)

1/4

Hopper Volume(L)

Production Capacity(L/hr)

1000

Processing Type

desalination

Max. Loading Capacity

42L

Power(W)

1 kW

Power

0.72

Product name

Dosing System

Voltage

220 V, 380 V

weight (kg)

550

productivity

500L/Hour

warranty

1 Year

Precise 500L/h Compact Dosing

Designed for desalination and wastewater treatment at 500 L/h, the QPL3 powder dosing machine delivers precise automatic powder dosing to improve flocculation, reduce chemical waste, and ensure consistent treatment results. Its SUS304 stainless-steel chassis, 42 L hopper, imported metering parts and touch-screen output provide hygienic corrosion resistance, attractive industrial styling and a compact 1700×1000×1500 mm footprint for easy installation and low maintenance. Packed in standard export cartons and shipped within 3–20 days, the QPL3 powder dosing machine offers dependable build quality and fast delivery to minimize downtime and operating costs.

- Core attributes: Automatic High Capacity Desalination

The QPL3 powder dosing machine is built for automatic wastewater chemical preparation with a 500 L/h production capacity and a 42 L hopper, featuring SUS304 or PP contact materials, a 1/4 HP variable metering feeder and touch-panel monitoring for precise operation. It delivers accurate dissolution and dosing of powders like PAM and PAC to aid sludge conditioning and sewage treatment, ensuring consistent treatment effects, reduced chemical waste and lower labor costs. Its hopper-to-feeder compact structure, corrosion-resistant construction and imported components provide stable feeding, easy maintenance and an attractive industrial appearance for reliable long-term performance.

Automatic Desalination Dosing Unit

The QPL3 powder dosing machine is an automatic dosing system for wastewater and sludge treatment with a 500 L/h production capacity and a 42 L powder hopper. Constructed from SUS304 with imported components, it provides precise powder feeding via a variable-speed metering feeder and touchscreen control to ensure effective treatment and minimize chemical waste. Suitable for city and industrial sewage, it efficiently dissolves PAM, PAC and other powders and can be selected based on required solution capacity.

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Precise Continuous Efficient Desalination

Our engineering team leveraged decades of water-treatment know-how and robust materials to craft the Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper as the QPL3 powder dosing machine, optimized for continuous industrial desalination tasks. It delivers precise metering up to 500 L/h from a 42 L hopper with programmable feed profiles, anti-clog auger, sealed dust control, and PLC-ready communications to ensure stable dosing and minimal maintenance. Major advantages include high dosing accuracy, corrosion-resistant construction, compact footprint, low power use, and easy operation that reduces downtime and total cost of ownership.

Material introduction

The QPL3 powder dosing machine is built with a durable SUS304 stainless steel housing for corrosion resistance and sanitary handling, with polypropylene (PP) options for particularly aggressive powders. A 42L hopper and precision imported metering components ensure stable, wear-resistant feeding and accurate dosing for continuous 500 L/h operation. Chemical-resistant seals and a modular design simplify cleaning and maintenance while protecting dosing accuracy and extending service life.

◎ Stainless Steel Housing

◎ Polypropylene Corrosion-Resistant Hopper

◎ Imported Precision Components

FAQ

What is the "Auto Desalination Powder Dosing Wastewater 500L/h 42L Hopper" used for?

It is an automatic powder feeding/dosing unit designed to add dry treatment chemicals into wastewater streams. It supports dosing into flows up to about 500 L/h and holds roughly 42 L of powder in the hopper. Typical applications include dosing coagulants/flocculants, activated carbon, lime or neutralizing agents for pre‑treatment and post‑treatment in desalination, industrial effluent treatment, municipal wastewater polishing, and brine or concentrate conditioning.

How do I estimate how long one full 42 L hopper will feed the system?

Calculate runtime using powder bulk density and your dosing concentration: 1) Hopper mass (kg) = hopper volume (L) × powder bulk density (kg/L). 2) Consumption (kg/h) = dosing concentration (g/L) × wastewater flow (L/h) ÷ 1000. 3) Runtime (h) = hopper mass ÷ consumption. Example: at 1 g/L dosing into 500 L/h, consumption = 0.5 kg/h. If the powder bulk density is 0.8 kg/L, hopper mass = 42 × 0.8 = 33.6 kg, so runtime ≈ 67 hours. Adjust numbers for your powder density and target dose.

Which powders are suitable and which should I avoid?

Suitable: common coagulants (PACI/PAC), powdered flocculants, powdered activated carbon, lime, soda ash and many neutralizing powders or conditioning agents. Avoid or use caution with: highly hygroscopic powders (prone to caking/bridging), very fine, high‑dust powders without dust control, large agglomerates, or powders that require wet slurrying. If you must dose problematic powders, use dehumidified storage, vibrators/agitators, or specialized feeders recommended by the manufacturer.

How accurate is the dosing and how do I calibrate it?

Typical dosing accuracy depends on powder properties and operating range; well‑set systems commonly achieve within ±2–5%. Calibrate by: 1) set a stable feed rate, 2) collect and weigh dispensed powder over a known time, 3) compare to target mass and adjust feed speed/auger setting, and 4) repeat at several setpoints. For best results integrate a flowmeter and closed‑loop control (PLC or controller) so the unit dials dosing to actual wastewater flow.

What are the installation and routine maintenance requirements?

Install on a stable, level base near the dosing point; connect feed line to the injection point and ensure proper sealing. Provide suitable power (refer to model data), proper grounding, and dust extraction or local ventilation. Routine maintenance: daily visual checks for bridging or feed irregularity, weekly hopper inspection and cleaning if needed, monthly check of drive, auger/screw and bearings, and periodic replacement of wear parts. Empty and clean the hopper before long shutdowns.

What common problems should I expect and what safety precautions are needed?

Common problems: powder bridging or rat‑holing (use agitator/vibrator), underfeeding (check auger/motor and inlet), overfeeding (verify controller and flow signal), and dust leaks (improve seals and extraction). Safety: wear appropriate PPE (dust mask/respirator, gloves, eye protection), avoid moisture in hopper, control dust to reduce inhalation and dust‑explosion risk, follow MSDS instructions for the chemical used, and ensure electrical and explosion‑proof requirements are met for combustible powders or hazardous areas. If in doubt, consult the manufacturer for ATEX/zone compliance and safety accessory recommendations.

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