PROPERTIES

State

Non-amorphous Ultrafine

(non-crystalline) powder

Color

Grey to medium grey powder

Bulk density-Densified

350-650KG/M3

Bulk density-Undensified

180-280KG/M3

SPECIFICATIONS

ITEM

LIMITS

TEST VALUE

 TEST METHOD

SiO2

Min.96%

96.83

GB/T6901.2 or GB/T6901.3

CaO+MgO

Max.1.0%

0.68%

GB/T6901.8

Cl

Max.0.1%

0.037%

JC/T420

Fe2O3

Max.1.0%

0.072%

GB/T14506.5

Al2O3

Max.1.0%

0.14%

GB/T6901.5 or GB/T6901.6

K20+Na2O

Max.1.1%

0.7%

GB/T14506.11

H2O

Max.1.0%

0.28%

GB/T 3007

LOSS ON IGNITION

Max.1.0%

0.74%

GB/T 6901.1

Coarse particles 45um(325mesh)

Max.2.0%

0.84%

YB/T 5164