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ASTM Blacks

Himadri’s ASTM carbon blacks are produced to the exacting standards to ensure lot-to-lot consistency.
Himadri produces both tread (reinforcing) and carcass (semi-reinforcing) carbon blacks primarily
used in tyres and mechanical rubber goods (MRG).

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Reinforcing (Tread) Carbon Blacks

ASTM Grade Black PRODUCT DESCRIPTION EXAMPLE APPLICATIONS Technical Data Sheets
N115 High surface area at relatively low structure proving high degree of reinforcement providing high tensile and rupture strength as well as cut & chip resistance • Off-road tires
• Truck tires
• MRG products requiring high wear resistance and tensile strength
SDS TDSGet a Quote
N121 High surface area and structure provding high tread wear resistance • Tire tread for all passenger, truck, and bus tires SDS TDSGet a Quote
N134 High surface area and structure provding high tread wear resistance • Premium tire tread compounds for passenger, truck, or bus tires SDS TDSGet a Quote
N220 High surface area and medium structure enabling good extrudability in compounds while still proving high tensile strength and wear resistance • Tire tread for passenger and Truck tires
• Conveyor belts and other rubber products requiring wear and tear resistance
SDS TDSGet a Quote
N234 Morphology that signficant increases modulus of the ocmpounds while maintain extrudability. • Typically used in high performance premium tread ccompounds SDS TDSGet a Quote
N326 Medium surface area and intermediate structure enabling high tensile strength and durability • Steel wire coat compounds
• Conveyor belts
SDS TDSGet a Quote
N330 Medium surface area and medium structure for high tensile strenghth and good abrasion resistance. Industry reference blacks • Tire sidewall
• Solid tires
• Conveyor belts and industrial rubber goods
SDS TDSGet a Quote
N339 Medium surface area and structure for improved extrudability, abrasion resistance and hystersis • Tire treads
• Tire reteading
• Conveyor belts and industrial rubber goods
SDS TDSGet a Quote
N347 Medium surface area and high structure providing improved structural properties, extrudability and high abrasion resistance • Tire treads
• Tire reteading
• Industrial rubber goods
SDS TDSGet a Quote
N351 Low surface area and high structure enabling good dispersion while providing low hystersis and good abrasiion resistance • Tire treads SDS TDSGet a Quote
N375 Medium surface area and intermediate structure enabling high tensile strength at break and high durability • Tire treads
• Tire reteading
• Conveyor belts and industrial rubber goods
SDS TDSGet a Quote

Semireinforcing (Carcass) Carbon Blacks

ASTM Grade Black PRODUCT DESCRIPTION EXAMPLE APPLICATIONS Technical Data Sheets
N550 Low surface area and medium structure with fast extruding properties and relatively high tear strength • Body compounds for tires
• Extruded profiles and sealants
• Mechanical rubber goods and hoses
SDS TDSGet a Quote
N650 Low surface area and medium structure providing smooth extrusion properties and improved dynamic properties • Body compounds for tires
• Extruded profiles and sealants
• Mechanical rubber goods and hoses
SDS TDSGet a Quote
N660 Low surface area and medium-low structure enabling high elasticity and modulus while offering high loadability • Body compounds for tires and innerliners
• Molded goods
SDS TDSGet a Quote
N762 Low surface area and low structure enabling hagh elasticity and processability • Tire carcass compounds
• Innerliner compounds
• Industrial rubber goods (inc. injection molded goods)
SDS TDSGet a Quote
N772 Low surface area and low structure enabling high elasticity and improved dynamic properties with high loadability • Tire carcass compounds
• Innerliner compounds
• Industrial rubber goods (inc. injection molded goods)
SDS TDSGet a Quote
N774 Low surface area and low structure enabling high elasticity and improved dynamic properties with high loadability • Tire carcass compounds
• Innerliner compounds
• Industrial rubber goods (inc. injection molded goods)
SDS TDSGet a Quote