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Precipitated silica Basisil-PPT518

Type Precipitated Silica
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Detail

Product name: Precipitated silica Basisil-PPT518

Packing: 10kg/bag

Brand: Basisil


Basisil- PPT518 is a precipitated silica specially for silicone rubber application, the appearance is white powder.


Application:

Silicone Rubber


Properties:

It is a kind of silica with high transparency and high reinforcement for silicone rubber. It can improve the tensile strength and wear resistance of silicone rubber products. It has better reinforcement property than ordinary precipitated silica and makes the product have good transparency, excellent color and appearance, and do not turn white or deform when stretched.


Physico-chemical Data


Testing Item

Standard

Testing Method

BET Surface Area

m2/g

200-220

ASTMD1993

Silica Content

%

≥98%

HG/T 3062

Ignition Loss(1000℃,2h)

%

≤ 6.0

HG/T 3066

PH Value

/

6.5-7.5

HG/T 3067

Heating Loss(105℃, 2h)

%

4.0-8.0

HG/T 3065

DBP Absorption Value

ml/g

2.20-2.80

HG/T3072

From the soluble salt solution (By Na2SO4)

%

≤ 1.0

GB/T5211.2

Particle Size

µm

5

HG/T3061

Total Fe Content

mg/kg

≤ 300

HG/T3070



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