White Carbon Black for Rubber Products


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Standards for Rubber Products: HG/T 3061-2020

Product Name

SD-18OP

SD-16OP

SD-180MP

SD-160MP

SD-18OGR

SD-160GR

Appe​arance

White powder

White powder

White particle

White particle

White particle

white striped granules

BETm/g

180 士 20

150 士 20

180 士 20

150 士 20

180 士 20

150 士 20

DBP 10-m/kg

200-255

200-255

200-255

200-255

200-255

200-255

SiO2 Cont​ent%

≥95

≥95

≥95

≥95

≥95

≥95

Bulk Density
g/L

200-260

200-260

220-260

220-260

220-260

220-260

PH

6.0-7.5

6.0-7.5

6.0-7.5

6.0-7.5

6.0-7.5

6.0-7.5

Soluble Salt%

≤2.5

≤2.5

≤2.5

≤2.5

≤2.5

≤2.5

Reduction on Heating%

≤7.0

≤7.0

≤7.0

≤7.0

≤7.0

≤7.0

Reduction on Ignition%

≤7

≤7

≤ 7

≤7

≤7

≤7

45um Sieve Residues %

≤0.5

≤0.5

≤0.5

≤0.5

≤0.5

≤0.5

cu mg/kg

≤30

≤30

≤30

≤30

≤30

≤30

Mn mg/kg

≤50

≤50

≤50

≤50

≤50

≤50

Fe mg/kg

≤500

≤500

≤500

≤500

≤500

≤500

Residues on 100 Mesh Sieve %

≥85

≥85

Hardness

4-8

4-8


Product Description:

This product is a kind of special material and chemical properties that make it excellent in compatibility with rubber and various additives. It becomes the best reinforcing additive in the rubber-based blend formula, which can greatly improve the performance of vulcanized rubber. It has excellent tensile and wear resistance, reduces the amount of rubber and reduces costs: it has strong affinity, giving it greater dispersion ability in raw rubber. The physical properties of silica particles are superior to carbon black in terms of reinforcing the elasticity and tear resistance of vulcanized rubber. It is a highly reinforcing filler for rubber. It is suitable as filler and reinforcing agent for various rubber products such as shoe soles, hoses, rubber rollers, conveyor belts, and silicone rubber.