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Silica Silicon Dioxide White Carbon Black for Rubber Tyre Paint

Product Details
Silica Silicon Dioxide White Carbon Black for Rubber Tyre Paint
Common Type:
ItemSD522SD523SD521SD520
AppearanceWhite PowderWhite PowderWhite PowderWhite Powder
SiO2 (dry basis) %≥90≥90≥90≥90
Heating Loss(105℃, 2h)4.0-7.04.0-7.04.0-7.04.0-7.0
Ignition Loss (dry, 1000℃, 2h)≤7≤7≤7≤7
pH Value6.5-7.56.5-7.57.0-7.56.5-7.5
Specific Area (m2/g)160-180140-160200-230100-130
Total Fe (mg/kg)≤300≤300≤300≤300
Total Cu (mg/kg)≤10≤10≤10≤10
Total Mn (mg/kg)≤40≤40≤40≤40
Matter on Sieve (45μm) %≤0.5≤0.5≤0.5≤0.5
Tensile Stress at 500% (MPa)≥13≥13≥13≥13
Tensile Strength (MPa)≥19≥19≥19≥19
Elongation at Break≥550≥550≥550≥550

Superfine Type:
ItemSSD-627SSD-727SSD-527
AppearanceWhite PowderWhite PowderWhite Powder
SiO2 (dry basis) %≥90≥90≥90
Heating Loss(105℃, 2h)4.0-7.04.0-7.04.0-7.0
Ignition Loss (dry basis, 1000℃, 2h)≤7≤7≤7
pH Value6.5-7.56.5-7.57.0-7.5
Specific Area (m2/g)180-220180-220200-400
Absorption (cm3/g)2.6-3.02.6-3.03.4-3.7
Total Fe (mg/kg)≤300≤300≤300
Total Cu (mg/kg)≤10≤10≤10
Total Mn (mg/kg)≤40≤40≤40
Matter on Sieve (45μm) %≤0.5≤0.5≤0.5
D50 (μm)13+/-0.59+/-0.59+/-0.5
D90 (μm)18+/-0.517+/-0.517+/-0.5
D97 (μm)22+/-0.520+/-0.520+/-0.5

Application: Rubber, tyre, shoes, cosmetic, paint and other chemical applications

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