Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V 1

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V 2

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V 3

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V 4

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V 5

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V 6

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V

Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V is a compact, high-throughput unit that automatically measures and dispenses powdered chemicals at up to 500 L/hour, with a 42 L hopper and dual-voltage (380/220 V) compatibility. It uses PLC control with a precision feeder and weighing system for consistent, repeatable dosing, and is built with chemical-resistant contact parts, low-dust design and easy-clean maintenance. Selling points that impress: high capacity and speed, accurate and repeatable dosing, robust corrosion-resistant construction, simple user control and low maintenance/downtime.

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)

320

Machine Dimensions(mm)

1700*1000*1500

Agitator(HP)

1/4*2

Speed Variable(HP)

1/4

Hopper Volume(L)

Production Capacity(L/hr)

500

Processing Type

desalination

Max. Loading Capacity

42L

Power(W)

1 kW

Power

0.54

Product name

Dosing Machine

Voltage

220 V, 380 V

weight (kg)

550

productivity

500L/Hour

warranty

1 Year

Accurate High-Capacity Stainless Construction

The QPL3 powder dosing machine delivers precise automatic dosing at 500 L/h with a 42 L hopper, reducing chemical waste and ensuring consistent treatment results. Built from SUS304 stainless steel with imported components, touch-screen controls and an attractive compact design, it provides durable quality, easy operation and space-saving installation. Packed in standard export cartons with 3–20 day delivery, the QPL3 powder dosing machine meets fast, reliable needs for municipal and industrial sludge and water treatment.

Automatic Precision Powder Dosing

The QPL3 powder dosing machine is an automatic chemical powder dosing system with 500 L/h capacity and a 42 L hopper, built from SUS304 stainless steel with imported components, touch-screen status output and a variable-speed 1/4 HP metering feeder compatible with 380/220V supply for precise, programmable feeding. Designed to dissolve and dose powders such as PAM and PAC for sludge dewatering and municipal or industrial sewage treatment, it automates operation to ensure treatment effectiveness, reduce chemical waste and cut operator intervention. Its compact, modular structure—stainless shell, dedicated hopper and metering assembly with scalable models up to 8000 L/h—offers easy selection, maintenance and reliable long-term performance for continuous industrial dosing applications.

Automatic Powder Dosing System

The QPL3 powder dosing machine is an automatic chemical powder dosing unit with a 500 L/h solution capacity and a 42 L powder hopper, constructed from SUS304 for durability and precise powder feeding. It features imported components and touch-screen output to ensure accurate metering, reduce waste, and maintain reliable treatment effects. Widely used for dissolving and dosing powders such as PAM and PAC in municipal and industrial sewage and sludge dewatering applications, it offers adjustable feeding to meet specific process needs.

◎ High Capacity Precision

◎ Durable Stainless Construction

◎ Smart Touch Control

Accurate, Fast, Efficient Dosing

The QPL3 powder dosing machine was developed by a seasoned R&D team to meet industrial chemical dosing needs, featuring a robust stainless-steel 42L hopper, precision screw feeder and heavy-duty 380/220V motors for continuous 500L/h throughput. Equipped with PLC touchscreen control, adjustable dosing rates, and anti-dust sealing, it provides high-precision metering, stable automatic feeding and simple cleaning and maintenance to minimize downtime. Key advantages include energy-efficient operation, modular design for quick component replacement, broad compatibility across chemical and industrial applications, and dependable after-sales support from an experienced brand team.

Material introduction

Constructed primarily from corrosion-resistant SUS304 stainless steel with optional polypropylene (PP) components for aggressive powders, the QPL3 powder dosing machine balances chemical compatibility and structural strength. The SUS304 exterior and high-quality imported mechanical parts ensure durability, easy cleaning and long service life while PP linings protect against chemical attack and contamination. With a 42 L hopper and 500 L/h dosing capacity, this QPL3 powder dosing machine uses its material selection to deliver precise feeding, minimize waste and simplify maintenance in sludge and water treatment applications.

◎ SUS304 Stainless Standard

◎ Polypropylene Corrosion Protection

◎ Imported Critical Components

FAQ

What is the Automatic Chemical Powder Dosing Machine 500L/h 42L 380/220V used for and which application scenarios is it best suited to?

This machine is designed to feed and dose dry chemical powders accurately and continuously into processes. Typical applications include water treatment chemical dosing, detergent and additive blending, paint and coatings production, mineral and cement additives, mining and metallurgy batching, and chemical plant feed systems. It can also be used for laboratory and pilot-scale dosing where industrial-level throughput is required. Confirm material compatibility and regulatory (e.g., food or pharmaceutical) requirements before using it in hygienic or regulated processes.

What are the key specifications I should know before installation?

Main specs to note: nominal dosing capacity up to about 500 L/h (volume-based, dependent on bulk density and powder characteristics), hopper volume 42 L, and electrical supply options 380 V and 220 V (verify whether your unit is configured for three-phase 380 V or single-phase 220 V and the required frequency and phase). Check the datasheet for motor power, control interface, and any explosion-proof or special-material options for corrosive powders.

How do I operate the machine to get stable and accurate dosing?

Basic operation steps: 1) confirm the hopper is filled and powder is free-flowing, 2) ensure power and grounding are connected and control unit powered, 3) set the desired feed rate on the control panel (or via PLC/remote interface), 4) start agitator/vibrator to prevent bridging, 5) start the dosing screw/feeder and monitor flow, 6) calibrate by measuring mass/volume delivered during a timed run and adjust screw speed or control parameters as needed. Use intermittent or batch modes for discrete additions and continuous mode for steady feed. Always follow the manufacturer’s start-up checklist.

What routine maintenance and cleaning does the machine require?

Daily/shift checks: inspect hopper level, verify agitator and screw movement, check for abnormal noises or vibration. Cleaning: remove residual powder after each product run to avoid cross-contamination — use brushes, vacuum extraction, or approved cleaning procedures (avoid water unless unit is stainless-steel rated and designed for wet cleaning). Preventative maintenance: lubricate bearings per schedule, inspect and replace worn screws, seals, and liners, check sensors and drive belts, and tighten fasteners. Keep records of calibrations and maintenance.

What safety precautions are necessary when dosing chemical powders?

Use appropriate PPE (dust masks/respirators, gloves, eye protection, protective clothing) and ensure adequate local exhaust ventilation or dust extraction. For combustible or explosive dusts, use explosion-proof motors and electrical components, maintain grounding/earthing to prevent static buildup, avoid open flames or sparks, and follow the powder’s MSDS recommendations. Ensure emergency stop and interlocks are functioning and provide training on spill containment and first-aid measures.

What common problems might I encounter and how can I troubleshoot them?

Clogging or bridging — check powder moisture and granularity, enable or adjust agitator/vibrator, or change screw geometry. Inconsistent dosing — recalibrate, check wear on the screw or feeder, verify sensors and control signals, and ensure steady hopper feed. No drive or motor fault — verify correct voltage/phase, fuses, and motor overload settings. Excess dust or leakage — inspect seals, covers, and dust extraction connections. If the issue persists after basic checks, contact the supplier/service team with machine model, serial number, and a description of symptoms.

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