Grades

Pore volume

(ml/g)

Surface area (m2/g)

Dry basis

(%)

SiO2

(%)

Dispersion index

(%)

Na2O

(%)

Fe2O3

(%)

Note

235949-0101

0.70-0.90

240-320

70±1

<0.06

<0.08

<0.02

235949-1101

0.90-1.05

280-340

70±1

<0.06

<0.08

<0.02

235949-0102

0.70-1.10

240-380

70±1

0.5-2.0

<0.08

<0.02

235949-1102

0.70-1.10

280-450

70±1

2-4

<0.08

<0.02

235949-2102

0.80-1.20

220-450

70±1

>4

<0.08

<0.02

235949-0103

0.70-1.20

200-300

70±1

<0.01

<0.01

<0.01

High purity

235949-0104

0.37-0.45

240-280

>60

<0.06

>96

<0.10

<0.02

High cohesiveness

235949-0105

0.37-0.45

240-280

>60

<0.06

>96

<0.01

<0.02

High cohesiveness