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GP-100

Chemical              % composition

SiO2       55-60

Al2O3    3-6

Na2O     5-8

K2O        9-12

MgO      0.1-0.8

CaO        3-5

TiO2       0.5-1.0

Fe2O3   0.1-0.3

ZnO        -

BaO        7-8

PbO       2-4

SrO         7-10

B2O3     0.03-0.06

Thermal Expansion          :               295 (10-7/oC)

Melting Temperature    :               700   oC

Particle Size                        :               90% ≤ 200 μm

Packing  Standard            :               40 kg Pack Bag         

GC-100

Chemical              % composition

SiO2       45-55

Al2O3    3-6

Na2O     5-7

K2O        6-8

MgO      1-2

CaO        2-3

TiO2       0.03-0.04

Fe2O3   0.15-0.18

ZnO        -

BaO        1-3

PbO       25-30

SrO         0.5-2

B2O3     -

Thermal Expansion          :               290 (10-7/oC)

Melting Temperature    :               680   oC

Particle Size                        :               90% ≤ 200 μm

Packing  Standard            :               40 kg Pack Bag

GF-100

Chemical              % composition

SiO2       48-55

Al2O3    17-23

Na2O     0.02-0.06

K2O        0.01-0.05

MgO      1-2

CaO        6-9

Fe2O3   0.01-0.05

B2O3     11-13

BaO        4-6

SrO         2-3

Thermal Expansion          :               120 (10-7/oC)

Melting Temperature    :               820   oC

Particle Size                        :               90% ≤ 200 μm

Packing  Standard            :               40 kg Pack Bag