Advantages of Neuburg Siliceous Earth

Properties of Neuburg Siliceous Earth and advantages for users: 
 

• easily and rapidly mixed in, very good dispersion properties
  → short mixing times, no agglomerates
   
• high degree of filling
  → low compound costs
   
• good rheology
  → molds with high number of cavities
   
• good extrusion and calendering properties
  → high haul-off speeds with good surface quality for high quality extrusions and sheets, cost reduction through no or low need for auxiliary processing aids
   
• matting effect
  → high quality appearance with satin finish of black profiles
   
• no negative influence on cure rate, good thermal conductivity
  → short vulcanization time, high haul-off speed for continuous vulcanization
   
• excellent surface
  → visually perfect articles, few rejects
   
• low tension and compression set
  → excellent sealing properties
   
• high electrical resistivity
  → insulation with low loss
   
• favorable aging properties
  → long service life, cost reduction through low need for anti-aging agents
   
• superior chemical resistance
  →  high resistance against aggressive media
   
• high purity
  → can be used in pharmaceutical articles and food contact materials
   
• very low CO₂-footprint
  → reduction of product carbon footprint of rubber compounds