Thermax® grades are Carbon Blacks from Natural Gas combustion. Generally are called MT (medium thermal) grades. The Thermax® product line includes standard grades N990 and N991, as well as specialty grades N907(Stainless) and N908, N990UP(Ultra Pure), N991UP, N908UP, N990CG (Low PAH). All Thermax® grades are manufactured under strictly controlled conditions from high quality, commercial grade natural gas. As a result, manufacturers using Thermax® are assured of the overall consistency of the product.


  • Highly controlled natural gas
  • Consistent quality
  • Standard and specialty grades

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