Test item

Test Result

                         Chemical  Property 

CaO

43-49(%)

SIO2

48-53(%)

Fe2O3

<0.5(%)

MgO

<2.5(%)

Al2O3

<0.5(%)

Moisture 

<0.5(%)

LOI

<5(%)

Physical  and chemicial index

SiO2

CaO

Al2O3

Fe2O3

TiO2

MgO

S

P

Loi

Size

Whiteness

Application

≥

≥

≤

≤

≤

≤

≤

≤

≤

L/D

Particle size

45-56

38-43

0.8

0.3

0.003

0.8

0.003

0.003

5.5-6

0-8mm

≥75

Ceramic industry: ceramic idiosome (Glaze paint); glazed tile,sanitary porcelain,daily porcelain,artistic porcelain,electric porcelain,high frequency and low loss,wireless electric porcelain,

chemicial ceramic,glaze,pigment etc

Glaze grade powder

49-51

44-46

0.8

0.25

0.003

0.8

0.003

0.003

1.5-2.5

325-800mesh

≥85

Metallurgy grade powder

49-51

44-46

0.8

0.25

0.003

0.8

0.003

0.003

1.5-4

200mesh

≥90

Metallurgical industry:  thermal insulation material, metallurgy covering slag,

covering agent

325mesh

Superfine powder

49-51

44-46

0.8

0.25

0.003

0.8

0.003

0.003

1.5-3

800-1250mesh

≥92

Chemical industry: filling materials of paint,coating,pigment,rubber, plastics,resin etc

Building industry:  accessory building materials instead of asbestos,

white cement,micro-crystal of acid and alkali resisting.

Raw material of glass: cosolvent of glass and the filling of new-type wall .

Needle-like powder

49-51

44-46

0.8

0.25

0.003

0.8

0.003

0.003

1-4

100-325mesh L/D21:1-16:1

≥90

Electronic industry: electronic insulation materail, fluorescent lamp, television kinescope, X-ray screen coating.

Machinery industry: superior welding materials ,adhesive material of grinding apparatus and casting Mould

Papermaking industry:  filling materials and coating of paper

Superfine needle-like  powder

49-51

44-46

0.8

0.25

0.003

0.8

0.003

0.003

1-4

Above 800mesh L/D18:1-10:1

≥92

Automotive industry:  filling materials of clutch and brake

Agriculture:modifying agent of soil and vegetable fertilizer

Other aspect: filter media, fireproofing material of glass

furnace.