Article List

• The difference between pinhole and shrinkage hole and its treatment method

  Pinholes and shrinkage cavities are common defects in the use of powder coatings. Their presence not only affects the appearance quality of the products, but also seriously affects the mechanical properties and protective properties of the products. Most of the corrosion of the materials to be prote

  Company News February 20, 2019
• Matters needing attention during the process of electrostatic coating

  Spray voltage1.1 Within a certain range, the spray voltage increases and the amount of powder adhesion increases, but when the voltage exceeds 90KV, the amount of powder adhesion decreases with the increase of voltage.1.2 When the voltage increases, the initial growth rate of the powder layer increa

  Company News February 25, 2019
• The reason why the powder is not cured well in powder coating

  Considering from the powder coating, if the matching between the resin and the curing agent is unreasonable in the formulation design, for example, the reactivity selection of the resin or the selection of the type and amount of the curing agent is unreasonable; the mass percentage or the volume con

  Company News February 26, 2019
• Main factors affecting electrostatic powder coating

  There are many factors affecting electrostatic powder coating, such as equipment factors and operating factors. However, the main factors are powder conductivity, powder particle size, spray voltage, spray distance (between gun and workpiece), and supply pressure.1. Powder Conductivity: The volume o

  Company News February 27, 2019
• The Difference Between Powder Coating and Paint Spraying

  Spray paint and powder coating (plastic) are generally called spray, the following explains the difference between spray paint and powder coating.1, Paint selection 1) Spray paint, paint containing fluorocarbon paint, acrylic paint, epoxy paint, polyurethane paint 2) Powder coating (plastic), the coating used is powder coating, commonly known as plastic powder.

  Company News July 05, 2019
• Why do salt spray test for pre-treatment of powder coating equipment?

  In recent years, metal surface treatment technology has developed rapidly and has been widely used in many fields. In the surface treatment technology and engineering of powder coating equipment, pre-treatment occupies a very important position. It is not only indispensable as a "pre-treatment proce

  Company News June 03, 2020
• Introduce the maintenance method of painting equipment

  Now Hanna Technology will introduce you to the maintenance methods of spraying equipment1. Finishing of paints and auxiliary tools: The remaining paint after use should be sealed and stored, and the auxiliary tools (mixer, testing tool, weighing tool, etc.) should be cleaned and stored.2, coating qu

  Quality Assurance Measures And Service Content October 09, 2019
• Powder

  The difference between powder coating and paint spraying:Spray painting and powder coating are two completely different coating methods. Spray painting is the use of compressed air to disperse liquid paint (commonly known as paint dispersed into paint mist particles adhered to the surface of the object being coated

  Industry Technical Documents March 14, 2019
• Spray Gun

  Spray gun atomization technology and its development trend:When a coating is applied to the surface of a workpiece of various materials, the coating to obtain a good atomization depends on many factors.

  Industry Technical Documents March 14, 2019
• Pretreatment

  Common metal surface treatment methods and their characteristics: Metal surfaces are inevitably oxidized during various heat treatment, machining, transportation, and storage processes, resulting in a thick and uneven oxide layer. What are the methods commonly used to deal with metal surfaces?

  Industry Technical Documents March 15, 2019