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Crown Black® 325

1 of 1 products in this brand
Crown Black® 325 is a high purity washed low volatile bituminous coal. It is finely ground and dried during the milling process to a very fine particle size recommended for use as a pigment filler/extender to carbon black in a wide variety of rubber and plastics compounds.

Functions: Extender, Filler

Chemical Family: Bituminous Coal

Features: Corrosion Resistant, Cost Effective, Electrically Insulating, Excellent Dispersibility, Good UV Protection, High Purity, Low Volatility

End Uses: Belts/Belt Repair, Floor Mats, Gaskets, Hoses, Pipes, Tires

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Plastics & Elastomers Functions

Features & Benefits

PerformanceCharacteristics
  • Excellent Dispersion
  • Electrical Insulation
  • Anti-corrosion
  • UV Protection

Applications & Uses

Applications

Industries served: rubber, plastics, coatings, paints, oil & gas

Typical applications: tires, roofing, black color concentrates, pipe, mats, hoses, belts, and seals/gaskets

Properties

Typical Properties
ValueUnitsTest Method / Conditions
pH Value7SGS Method
Moisture Contentmax. 1%ASTM D3302
Ashmax. 7.5%ASTM D3174
Volatile Mattermax. 20%ASTM D 3175
Fixed Carbon77%ASTM D3172
Sulfur (± 0.10%)1%ASTM D439 (A)
Bulk Density24lbs/ft³ASTM D-291
Sizing (99.9%)325mesh
Specific Gravity1.3

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Packaging

25 lb (11.3 kg) and 50 lb (22.6 kg) low poly melt batch inclusion bags
50 lb (22.6 kg) Kraft paper bags
2200 lb (1000 kg) super sacks or big bags

Availability

Crown Black is manufactured by and an exclusive trademark of Hiller Carbon, LLC (USA). For additional product and sales support, please contact Hiller Carbon or your local distributor: