Automatic Polymer Dosing System
The Automatic Polymer Dosing System by Envitech efficiently prepares and doses polymer solutions. Its advanced wetting and mixing technology ensures uniform polymer dissolution, reducing gel formation and chemical waste.

The Automatic Polymer Dosing System by Envitech is engineered for efficient, fully automatic preparation and dosing of polymer solutions. Designed with advanced wetting and mixing technology, this system ensures uniform polymer dissolution while minimizing gel formation and chemical waste.
Built with SUS-304 stainless steel and corrosion-resistant materials (PVC, PP), the eAPD series delivers long-term durability, low maintenance, and exceptional dosing precision, making it suitable for a wide range of industries.
Key Features
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All SUS-304 construction with PVC/PP components for chemical resistance
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Fully automatic operation, controlled via reliable PLC system
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Wetting and mixing innovation to prevent “fish eyes” or gel formation
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Multi-tank configuration for flash mixing, maturation, and storage
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Adjustable polymer solution concentration: 0.1% – 0.4%
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Flow capacity: 500 L/hr – 10,000 L/hr
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Heated screw conveyor prevents gelling at the dosing point
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Low noise and vibration, ensuring stable performance
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Covered hopper with level monitoring for consistent results
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Integrated local control panel with status display

Applications
The eAPD Series is ideal for a broad range of applications in both municipal and industrial settings:
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Drinking water treatment: flocculation and sedimentation
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Wastewater treatment: flocculation, flotation, precipitation
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Sludge dewatering systems
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Process and circulation water treatment
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Industrial sectors: pulp and paper, petrochemical, plating, mining, and power generation
Model Specifications
Model | Polymer
Output (L/hr) |
Hopper
Volume (L) |
Screw
Motor (HP) |
Dissolution
(HP) |
Maturing
(HP) |
Storage
(HP) |
Dimensions
(L×W×H mm) |
Weight
(kg) |
eAPD-500 | 500 | 50 | 1/4 | 1/3 | 1/3 | 1/3 | 1800 × 795 × 1505 | 340 |
eAPD-1000 | 1,000 | 50 | 1/4 | 1/3 | 1/3 | 1/3 | 2198 × 1020 × 1605 | 450 |
eAPD-1500 | 1,500 | 50 | 1/4 | 1/2 | 1/2 | 1/2 | 2408 × 1020 × 1753 | 570 |
eAPD-2000 | 2,000 | 80 | 1/4 | 1/2 | 1/2 | 1/2 | 2695 × 1225 × 1875 | 720 |
eAPD-3000 | 3,000 | 80 | 1/4 | 1/2 | 1/2 | 1/2 | 2975 × 1210 × 2075 | 980 |
eAPD-5000 | 5,000 | 120 | 1/4 | 1 | 1 | 1 | 3660 × 1635 × 2260 | 1280 |
eAPD-7000 | 7,000 | 120 | 1/4 | 1 | 1 | 1 | 3750 × 1820 × 2262 | 1650 |
eAPD-10000 | 10,000 | 160 | 1/4 | 2 | 2 | 2 | 4675 × 1820 × 2667 | 2150 |