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Hebei Hanna Technology Co.,Ltd
 Economic and Technology Development Zone, Shijiazhuang city, Hebei Province, China
 +86-186 3213 8668  (Mark Lee)

Pretreatment line

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  • Dec
    Frequent problems in metal phosphating treatment and countermeasures

    Metal phosphating is one of the common measures for metal surface treatment. However, in the process of operation, metal phosphating is prone to defects and affects the treatment effect, so metal phosphating often has defects and solutions.1. The phosphating part returns to rust.Cause: The free acid

  • Nov
    Scope of painting pretreatment

    high quality powder coating line,powder coating factory,high quality pretreatment, Hebei Hanna technology co ltd

  • Sep
    Aluminum profile spraying equipment -- pretreatment system

    Aluminum profile spraying equipment -- pretreatment system 1, The advanced oil removal and demulsification technology is used to realize synchronous processing and synchronous utilization, so as to avoid the two pollution of the workpiece. So that the aluminum profile can get better quality and exte

  • Mar
    The causes and preventive measures of phosphating rust in the pretreatment of the powder coating equipment

    The causes and preventive measures of phosphating rust in the pretreatment of the powder coating equipment:The purpose of pretreatment is to remove the oil pollution on the workpiece surface and form a dense phosphating coating to improve the corrosion protection ability of the workpiece, and the el

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Hebei Hanna Technology CO., LTD
 Shuguang road,Zhengding county,Shijiazhuang city,Hebei province,China
 +86-186 3213 8668  (Mark Lee)
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