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Technical Datasheet | Supplied by Brüggemann
BRUGGOLEN® H321 by Brüggemann is a mixture of copper compound, halogen containing synergists and derivates of fatty acids. Acts as a heat stabilizer and antioxidant. Provides long-term protection of high performance polyamides against embrittlement under maximum service temperature stress and powerful protection against premature fatigue of mechanical properties under aggressive conditions caused by high temperatures, chemicals or weathering. Offers maintenance of surface gloss over a long period of time. BRUGGOLEN® H321 can be processed using injection molding, dry blending and compounding on twin screw extrusion machines. Recommended dosage is 0.2-0.6%. It has a shelf life of 12 months.
Product Type
  • Heat Stabilizers > Copper-Based
  • Antioxidants
Chemical Composition
Mixture of copper compound, halogen containing synergists and derivates of fatty acids
Physical Form
Product Status
Applications/ Recommended for
  • PA, Nylon
  • Compoundings
  • Dry blending/ Grinding
  • Injection molding - thermoplastics
  • Visual aspect & aesthetics > Gloss effect
  • Mechanical/ physical performance > Fatigue resistance
Labels/Agency Rating
DQS certified management system ISO 9001:2008 DQS certified management system ISO 14001:2004 + Cor. 1:2009 DQS attested energy management system ISO 50001:2001 BG-RCI certified occupational health and safety management system EcoVadis attested principles of sustainability

BRUGGOLEN® H321 Properties


Value & Unit
Test Condition
Test Method
Bulk Density
1000 - 1200 kg/m3
(At 20°C)

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