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What is the Faraday Cage Effect?The Faraday Cage effect is a common issue in powder coating, occurring in corners with 90° walls. These corners create an electromagnetic field that prevents the powder from depositing properly. To overcome the Faraday Cage effect, the following measures can be taken.
Created on 2024.07.02Typical Quality Tests for Evaluating Powder CoatingSeveral tests are commonly used to evaluate the quality of powder coatings:
Salt Spray Test (ASTM B117): Tests the coating's corrosion resistance in a high-salt environment.
Impact Test (ASTM D2794): Evaluates the coating's resistance to physical imp
Created on 2024.07.02粉末涂装枪的工作原理粉末涂装枪在粉末涂装过程中至关重要。以下是它们的工作原理：
料斗供给：粉末涂料存储在一个称为料斗的容器中，通过底部的膜引入空气，使粉末保持流态化
Created on 2024.07.02Preventing Paint on Threads or Specific Parts of a WorkpiecePreventing powder coating from covering threads or critical parts of a workpiece is essential. Here are some common methods:
Plugs and Caps: Various types of plugs and caps can withstand the high temperatures of curing ovens, protecting critical area
Created on 2024.07.02Causes and Solutions for Poor Paint AdhesionPoor paint adhesion can be caused by inadequate pretreatment and insufficient curing.
Inadequate Pretreatment:
Problem: Poor pretreatment can result in the coating not adhering well to the workpiece.
Solution: Ensure regular titration of pretreatment
Created on 2024.07.02Advantages of Powder CoatingPowder coating offers numerous advantages over traditional liquid paints, including quality, cost-effectiveness, and environmental benefits.
Quality:
Consistency and Uniformity: Powder coating avoids common liquid paint defects such as thin spots, dr
Created on 2024.07.02什么是粉末涂装?粉末涂装是一种以粉末形式涂覆的涂层，利用静电荷将粉末粘附到工件表面。与传统液体涂料不同，粉末涂料不需要溶剂，使其更环保
Created on 2024.06.30Technical Support for Electrostatic Powder Spray GunWorking Principles of Electrostatic Powder Spray Guns
An electrostatic powder spray gun uses the principles of electrostatics to evenly coat a surface with powder paint. The working process mainly involves four steps: powder feeding, electrostatic charging, powder deposition, and curing.
Created on 2024.05.24Analysis of Color Differences in Powder Coating FilmsCauses:
Non-Uniform Coating Thickness:
Uneven coating thickness can result in color differences within the powder coating film.
Non-Uniform Oven Temperature Distribution:
Inconsistent temperature distribution within the curing oven can lead to variations in color.
Inadequate Mixing of Powder Coating Materials:
Insufficient mixing of powder coating materials can cause color variations in the film.
Contamination:
Contamination of the powder coating materials can result in color differences in the film.
Improper Curing Conditions:
Incorrect curing conditions, such as temperature and time, can lead to color variations in the powder coating film.
Solutions:
Uniform Coating Thickness:
Ensure that the coating thickness is consistent throughout the film.
Uniform Oven Temperature Distribution:
Maintain a consistent temperature distribution within the curing oven.
Proper Mixing of Powder Coating Materials:
Thoroughly mix the powder coating materials to achieve a uniform color.
Prevent Contamination:
Take measures to prevent contamination of the powder coating materials.
Optimize Curing Conditions:
Adjust the curing conditions to achieve the desired color in the powder coating film.
Created on 2023.11.06Analysis of Orange Peel Effect in Powder Coating
Use of High Resin Content in Powder Coating:
The choice of powder coating with a high resin content, which offers good weather resistance, can contribute to the appearance of the orange peel effect. The higher viscosity of the melted powder during l
Created on 2023.11.06 Causes and Solutions for Clogging in Powder Guns and Powder Pumps
Moisture in Powder Coating Leading to Clumping and Reduced Flowability and Dispersion:
Cause: Moisture in the powder coating can lead to clumping and reduced flowability and dispersion. This can be caused by inadequate storage conditions or improper
Created on 2023.11.06Factors Leading to Powder Combustion and ExplosionsThere are various factors that can cause powder combustion and explosions, mainly including the following aspects:
Exceeding the Lower Explosive Limit of Dust Concentration:
Due to the reasons mentioned earlier, if the dust concentration in the spray
Created on 2023.11.06Common Causes and Solutions for Pinhole Formation in Powder CoatingsPinhole formation is a common defect in powder coating. The following analysis highlights common reasons for pinhole formation and suggests solutions to address this issue:
Inadequate Pre-treatment Cleaning or Incomplete Rinsing Resulting in Residual
Created on 2023.11.06粉末涂装注意事项粉末涂装是一种工艺，其中使用专用设备将粉末涂料材料施加到工件表面，以形成粉末涂层。然后通过高温烘烤进行固化和平整化，最终形成一个
Created on 2023.11.06How to Identify the Quality of Powder CoatingsI. Visual Inspection Methods:
Texture:
Good quality powder should feel smooth, lightweight, and airy when touched. In contrast, poor-quality powder feels rough and heavy. When you hold a handful of powder, the smoother and lighter it feels, the better
Created on 2023.11.06Relationship between Powder Particle Size and Powder Coating QualityThe particle size distribution of powder coatings is closely related to film texture, smoothness, gloss, adhesion, electrostatic performance, powder fluidization, storage stability, and powder recovery.
Appearance, Smoothness, and Adhesion:
Generally
Created on 2023.11.06Comparison of Advantages between Powder Coatings and Liquid CoatingsWhen comparing powder coatings to traditional liquid coatings, powder coatings have several advantages in terms of transportation, storage, and application efficiency. Here, we will outline the key advantages of powder coatings to provide a clearer understanding.
Created on 2023.11.06Safety Precautions for Electrostatic Powder CoatingOperating electrostatic powder coating equipment requires strict adherence to safety precautions to prevent potential hazards and ensure a safe working environment. Here are the key safety measures to follow:
Before commencing work, wear a dust mask
Created on 2023.11.06Differences Between Fluorocarbon Coating and Powder CoatingTitle: Differences Between Fluorocarbon Coating and Powder Coating
Application of Coatings
Fluorocarbon coating predominantly utilizes PVDF (Polyvinylidene Fluoride) fluorocarbon coating and PVDF-specific primer, both of which are solvent-based liquids
Created on 2023.11.06
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