• Fengfan Chrome Free Post Treatment Chemicals Zinc Sealing Agent Transparent Organic Protective Film PN-7
  • Fengfan Chrome Free Post Treatment Chemicals Zinc Sealing Agent Transparent Organic Protective Film PN-7

Fengfan Chrome Free Post Treatment Chemicals Zinc Sealing Agent Transparent Organic Protective Film PN-7

  • High Light

    PN7 Post Treatment Chemicals

    , 

    PN 7 Zinc Sealing Agent

    PN7 Transparent Organic Protective Film

  • Type
    Zink Plating
  • Item
    Chemical Auxiliary Agent
  • Color
    Transparent
  • Model
    PN-7
  • Place of Origin
    China
  • Brand Name
    FENGFAN
  • Model Number
    PN-7
  • Minimum Order Quantity
    Negotiable
  • Price
    Negotiable
  • Packaging Details
    Standard export packaging
  • Delivery Time
    15-25 work days
  • Payment Terms
    L/C, D/A, D/P, T/T, Western Union, MoneyGram
  • Supply Ability
    200000pcs/day
  • Fengfan Chrome Free Post Treatment Chemicals Zinc Sealing Agent Transparent Organic Protective Film PN-7
Description

PN-7 Chrome Free Post Treatment Chemicals Zinc Sealing Agent Transparent Organic Protective Film

 

Properties

 

1. PN-7 does not contain hexavalent chromium.

 

2, After drying, it can increase the surface hardness and scratch resistance.

 

3  PN-7 can form a layer of transparent organic protective film, generally does not affect the original color of the passivation layer.

 

4. It ican protect the color of passivation layer for a longer time.

 

Process Parameters

 

PN-7 Sealant: 5-10% (The sealing agent will flocculate under acidic conditions, so the pH value of the added water must be higher than 7.0)

Temperature: room temperature

Time: 5-15 seconds

pH: 8-9(It can be adjusted with diluted ammonia and ethanolamine)

Drying temperature: 60-80°C

Tank material: stainless steel, plastic or steel tank with a plastic liner. For barrel plating, a separator is required.

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