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Zhejiang Huier Coating Environmental Protection Equipment Co., Ltd

  • China,Huzhou ,Zhejiang
  • Verified Supplier
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China Pre-treatment Heating System for Painting Production Lines
China Pre-treatment Heating System for Painting Production Lines

  1. China Pre-treatment Heating System for Painting Production Lines

Pre-treatment Heating System for Painting Production Lines

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Product Specification

High Light pre-treatment heating system for paintingpainting production line heating systemchemical cleaning line heating equipment
Pre-treatment Heating System for Painting Production Lines
Equipment Overview
This system provides precise heating and temperature maintenance for bath solutions during metal workpiece pre-treatment processes including degreasing, phosphating, silanization/zirconium coating, and hot deionized water rinsing. It facilitates efficient degreasing, chemical conversion coating formation, and surface preparation through optimized heat transfer.
Working Principle
A PLC or industrial computer controls heating parameters including valve opening, circulation pressure, and bath temperature. The system regulates multi-stage pre-treatment baths according to preset programs for heating, constant temperature maintenance, and heat preservation across various process stages.
Key Advantages
  • Automation: Fully automated closed-loop temperature control with continuous heating and low-power heat preservation during off-hours
  • High Precision: Intelligent PID temperature control ensures uniform and stable bath temperatures for consistent pre-treatment reactions
  • Energy Efficiency: Utilizes high-efficiency plate heat exchangers and waste heat recovery systems to reduce natural gas/steam consumption and carbon emissions
  • Application Areas: Automated coating production lines for automotive manufacturing, home appliance hardware, construction machinery, and electronic components
Process Flow
Heat Source Supply → Heating Medium Circulation Network → Heat Exchange → Pre-treatment Heating Baths → Condensate/Waste Heat Recovery → Recycling
Main Structure and Core Components
Spraying and Heating Medium Circulation System:
  • Nozzles: Steam injection mixers and high-temperature fluid circulation nozzles for rapid temperature rise and uniform heat distribution
  • Spraying Piping: Insulated seamless steel or corrosion-resistant stainless steel piping with electric control valves, pneumatic shut-off valves, and pressure sensors
  • High-Pressure Pump: High-temperature heat medium circulation pump providing stable heating circulation pressure (0.2-0.6 MPa)
Conveying System:
  • Conveyor Chain: High-temperature, corrosion-resistant overhead conveyor with adjustable speed (0.5-5 m/min)
  • Rotation Mechanism: Optional workpiece rotation device for uniform heating and cleaning without blind spots
Tank Structure:
  • Main Processing Tank: Thickened stainless steel or carbon steel with anti-corrosion lining and double-layer insulation
  • Liquid Storage Tank: Heat storage tank with level sensors, dry-run protection, and automatic replenishment functions
Filtration and Circulation System:
  • Multistage Filter: Magnetic scale filter + high-temperature fine filter (precision ≤25 μm) to prevent scaling and clogging
  • Circulation Pump: High-temperature, corrosion-resistant vertical circulation pump for continuous thermal circulation
Heating and Temperature Control:
  • Heating Method: Plate heat exchanger, gas-fired thermal oil heater, or electric heating elements with PID temperature control accuracy of ±2°C
  • Temperature Control Module: Dual anti-corrosion PT100 temperature sensors with intelligent multi-channel controller and over-temperature alarm
Intelligent Control System:
  • Main Control Unit: PLC + touchscreen HMI with one-touch setting for target temperatures and preheating curves
  • Sensors: Temperature sensors, flow meters, pressure transmitters, and level gauges for real-time monitoring
  • Data Management: Supports storage of heating curves, energy consumption reports, and fault alarms
Auxiliary Systems:
  • Exhaust System: Steam exhaust hood with centrifugal fan and waste heat recovery unit
  • Safety Features: Dry-run protection, high-temperature insulation, emergency stop, and waterproof/explosion-proof electrical cabinet
Key Features
High Cost-Performance Ratio
Optimal value through balanced cost-effectiveness and performance with optimized heat balance calculations and efficient heat exchange configurations
Advanced Equipment
Modern design with PID precision temperature control and highly automated industrial heating systems reflecting cutting-edge enterprise standards
High Adaptability
Variable-frequency or proportional heating power regulation with scalability for future production capacity and temperature requirements
Quality Compliance
ISO9001 quality management system compliance with rigorous quality control for installation details including pipeline insulation, weld inspection, and safety interlocks

Company Details

Bronze Gleitlager

,

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 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    2004

  • Total Annual:

    10000000-20000000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Domestic large-scale coating equipment, intelligent equipment, and environmental protection equipment production enterprises-Zhejiang Huier Coating Environmental Protection Equipment Co., Ltd has 40 years of experience industry team in the powder coating equipment,intelligent equipment and environme... Domestic large-scale coating equipment, intelligent equipment, and environmental protection equipment production enterprises-Zhejiang Huier Coating Environmental Protection Equipment Co., Ltd has 40 years of experience industry team in the powder coating equipment,intelligent equipment and environme...

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Get in touch with us

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  • Zhejiang Huier Coating Environmental Protection Equipment Co., Ltd
  • Room 801, Building 1, No.10 Keyuan Road, Wuyang Street, Deqing County, Huzhou City, Zhejiang Province,www.hui-er.com,www.hui-er.cn,www.coatingproductionline.com
  • https://www.coatingproductionline.com/

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