Lava stone - KDH02010440

1.Natural lava stones, 2.1-3cm,2-4cm,4-10cm, 3.Red and black colour, 4.USD 120-220/MT, 5.50kg packing or as your requirement - details see: https://www.buildingsupplieshub.com/lava-stone-10036574
Type: BasaltPlace of Origin: Hebei China (Mainland)Brand Name: KDHModel Number: KDH02010440
Color: RedSurface Finishing: TumbledStone Form: Cut-To-SizeStone Name: LAVA
Lava stone
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1.Chemical Composition:

SiO2

CaO

MgO

Fe2O3

FeO

Al2O3

TiO2

K2O

Na2O

53.82%

8.36%

2.46%

9.08%

1.12%

16.89%

0.06%

2.30%

2.55%

2.Properties:

1.It has lots of holes, both small and big ones.

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:

Volume-weight(kg/m3)

430-870

Water absorption

11.7-17.03%

Loose volume-weight(kg/m3)

520

Cylinder pressure strength

1.218Mpa

Moisture

1%

Mechanical Intensity

5.08Mpa

Heat conductivity coefficient w/(m.k)

0.326

Soften coefficient

0.84

Apparent density

Kg/m 3 640-860/(390*240*190)

Hollow ratio(%)

48/(390 *240 *190)

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.

Alibaba Certificate:

Tel: 0086 13722996216

Packaging Detail:50kg bags or according to your requirements.
Delivery Detail:About 15-20 days after confirming the order

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