Product Overview

Description

1.Chemical Composition:

Elements

SiO2

CaO

MgO

Fe2O3

FeO

AL2O3

TiO2

K2O

Na2O

SO3

CL

LOS

Cotent(%)

52.54

8.57

2.49

10.00

1.36

17.06

0.05

2.50

2.93

0.33

0.01

4.95

 

2.Properties:

1.It has lots of holes.

2.Weight is very light.

3.Perfect intensity

4.Heat preservation and thermal insulation, noice insulation.

5.Fireproofing

6.Corrosion and acid-base resisting

7.Non-pollution and no radioactivity, environment protection

 

3.Physical properties:

Performance

Unit

Test Result

Performance

Unit

Test Result

Bulk density

Kg/m3

740

BET

m2/g

13.6-25.5

Specific density

%

1:1.29

Compressive strength

Mpa

5.78

Moisture

%

0.9-1.0

Shear strength

Mpa

3.98

Porosity

%

73-82

Friction loss rate

%

1

Organic matter removal

%

Above 80

Start time for hanging film

Hour

27

COD removal

%

Above 85

Hydrochloric acid soluble rate

%

1.0

BOD removal

%

75-93

Stripping material

Containing beneficial micro-minerals and trace elements

Ammonia, nitrogen removal

%

Above 85

Appearance

Full particles, similar to the globular

 

4.Usage:

Lava is used in construction,irrigation works, grinding, filter material, barbecue charcoal, garden scene, soilless culture, etc. It is also a perfect material used in hot stone therapy, which is good to Promote the body's metabolism.

 

 

 

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 Alibaba Certifica:

 

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Tel: 86 13722996216

0.0254 s.