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A continuous aluminum sulfate production process plant is a fully automated, continuous chemical manufacturing system designed for mass production of high-purity industrial and water-grade aluminum sulfate.
Unlike traditional batch-type production equipment, this continuous production line realizes uninterrupted feeding, reaction, filtration, evaporation, crystallization and packaging, solving the problems of unstable product quality, low output and high labor cost of intermittent production. It is the mainstream standard production equipment for modern aluminum sulfate manufacturing factories. This continuous plant is widely used to produce industrial grade aluminum sulfate, water purification grade aluminum sulfate and low-iron food-grade aluminum sulfate, serving water treatment, papermaking, leather tanning, construction and chemical industries worldwide.
Product Parameters
| Item | Specification |
|---|---|
| Equipment Type | Compact chemical production system |
| Production Capacity | 1,000–20,000 tons/year (customized) |
| Production Mode | Batch production / Semi-continuous production |
| Raw Materials | Aluminum hydroxide, bauxite, aluminum-containing materials, sulfuric acid |
| Production Process | Feeding → Reaction → Filtration → Concentration → Crystallization → Drying → Packaging |
| Control System | PLC automatic control system / Semi-automatic control |
| Reactor System | Chemical reaction tank with mixing device |
| Temperature Control | Digital monitoring and adjustment |
| Filtration System | Pressure filtration or customized filtration equipment |
| Equipment Materials | Anti-corrosion carbon steel, stainless steel, protective lining materials |
| Product Output | Powder, granular, or solid aluminum sulfate |
| Installation Type | Compact layout with customized engineering design |
| Operation Mode | Centralized monitoring with manual assistance |
The continuous aluminum sulfate production plant stably produces standard aluminum sulfate products (CAS: 10043-01-3, molecular formula: Al₂(SO₄)₃·18H₂O), covering three mainstream grades to meet diverse industrial demands:
Raw Materials & Chemical Reaction Principles
Core Chemical Reaction Formula
Step 1: Automatic Raw Material Metering & Pretreatment
Step 4: Multi-effect Continuous Evaporation & Concentration
Step 7: Drying, Crushing & Particle Size Screening
Production Section
Core Equipment List
Raw Material Feeding System
Raw material silo, screw conveyor, anti-corrosion acid storage tank, precision metering pump, online flow sensor
Reaction System
Multi-stage continuous stirred reactor (FRP/enamel anti-corrosion), temperature and pressure monitoring sensor
Filtration & Impurity Removal System
Automatic continuous filter, residue recycling device, fine filter
Evaporation & Concentration System
Triple-effect evaporator / MVR evaporator, anti-scaling cleaning device, heat recovery system
Crystallization & Separation System
Gradient continuous crystallizer, centrifugal separator, vacuum belt separator, mother liquor circulation pump
Post-processing System
Belt dryer, crusher, vibrating screening machine, automatic packaging machine
Control System
PLC central control cabinet, online monitoring system, automatic alarm and protection device
- Continuous Operation Cycle: 30-60 days without shutdown for maintenance
- Papermaking Industry: High-purity low-iron aluminum sulfate for paper sizing and fiber stabilization
Continuous production lines realize uninterrupted feeding, reaction and discharging with higher output, more stable product quality and lower labor and energy costs. Batch lines require frequent start-stop and manual debugging, with unstable quality and low production efficiency.
FAQ
1: What is the difference between continuous and batch aluminum sulfate production lines?
Continuous production lines realize uninterrupted feeding, reaction and discharging with higher output, more stable product quality and lower labor and energy costs. Batch lines require frequent start-stop and manual debugging, with unstable quality and low production efficiency.
2：Can the plant produce different grades of aluminum sulfate?
Yes. By adjusting raw material types, reaction parameters and impurity removal processes, the equipment can flexibly produce industrial grade, water purification grade and low-iron high-purity aluminum sulfate to meet different customer needs.
3: Is the continuous production process environmentally friendly?
The whole line adopts closed-loop mother liquor circulation and heat recovery technology, with zero waste liquid discharge, low flue gas and dust emission, meeting international environmental protection production standards.
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