Hydrophilic Pyrite Depressant D421 Boosts Non Ferrous Metal Flotation

D421
August 29, 2025
Category Connection: Special Reagent
Brief: Discover how the D421 Special Reagent Copper Molybdenum Separation Depressant enhances non-ferrous metal flotation by effectively suppressing pyrite and other sulfur-containing minerals. This eco-friendly solution improves flotation efficiency and reduces reagent usage, making it ideal for high-mud-content mines.
Related Product Features:
  • Effectively suppresses pyrite, pyrrhotite, and arsenopyrite in flotation processes.
  • Improves separation of target minerals from sulfur-containing minerals.
  • Reduces the need for large quantities of lime, offering an eco-friendly alternative.
  • Enhances flotation efficiency and concentrate grade.
  • Suitable for mines with high mud content, both primary and secondary.
  • Available in brown powder form for easy application.
  • Custom packaging options, including OEM services.
  • Backed by over 30 years of mining industry expertise.
Faqs:
  • What is the appearance of the D421 depressant?
    The D421 depressant is a brown powder, making it easy to handle and apply in flotation processes.
  • Can the D421 depressant replace lime in flotation?
    Yes, the D421 depressant can replace large quantities of lime, providing an environmentally friendly alternative while maintaining effectiveness.
  • What types of minerals does the D421 depressant target?
    The D421 depressant is designed to suppress sulfur-containing minerals such as pyrite, pyrrhotite, and arsenopyrite, improving the separation of target minerals.
  • Is the D421 depressant suitable for high-mud-content mines?
    Yes, the D421 depressant is particularly effective in mines with high mud content, enhancing flotation efficiency and reducing reagent usage.
  • Does your company provide samples for testing?
    Yes, we offer samples for testing to ensure the product meets your specific needs and requirements.