Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Longxing N550 Carbon Black

Longxing N550 Carbon Black is a high-structure furnace black from Longxing’s N-series, engineered for superior reinforcement in rubber compounds—especially tires and industrial rubber goods. It delivers excellent abrasion resistance, tensile strength, and dispersion performance. Compliant with ASTM D1765 and ISO 18509 standards, it ensures consistent quality, low ash content, and optimized processing efficiency in demanding applications.
  • longxing n550 carbon black_183d64d9
  • longxing n550 carbon black_183d64d9

Features Of Longxing N550 Carbon Black

  1. High structure and excellent dispersion characteristics for enhanced rubber reinforcement.

  2. Consistent particle size distribution ensuring uniform blackness and processing stability.

  3. Low volatile content and low ash residue, supporting high-purity compound formulation.

  4. Optimized surface activity for strong polymer-filler interaction in SBR and NR systems.

  5. Robust thermal and oxidative stability during mixing and vulcanization processes.

Typical Applications Of Longxing N550 Carbon Black

  1. Tread compounds for passenger car and truck tires requiring balanced wear and traction.

  2. Conveyor belts and industrial rubber goods demanding high tensile strength and abrasion resistance.

  3. Automotive non-tire parts including engine mounts, bushings, and vibration dampers.

  4. General-purpose rubber products such as hoses, seals, and rollers.

  5. Colored rubber compounds where neutral undertone and good tinting strength are required.

Specifications Of Longxing N550 Carbon Black

Chemical TypeReinforcing furnace black (ASTM N550)
Product FormFree-flowing pellets (3–5 mm diameter)
AppearanceBlack, odorless granular solid
Primary ApplicationsRubber reinforcement in tires and industrial elastomers
Key FeaturesMedium-high structure, good processability, low heat build-up
BenefitsImproved modulus, tear resistance, and dynamic performance
Storage ConditionsStore in cool, dry, well-ventilated area; avoid moisture absorption
Shelf Life24 months under recommended storage conditions


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