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Red Lava Stone Scoria Rock

China Red Lava Stone

Lava rock is a functional kind of environmental protection material.

Jidian Red Lava StoneChemical composition

Physical Properties

Element

Content %

Volume-weight(kg/m3)

430-870

SiO2

Water absorption

CaO

Loose volume-weight(kg/m3)

520

MgO

Cylinder pressure strength

Fe2O3

Moisture

1%

FeO

Mechanical Intensity

Al2O3

Heat conductivity coefficient w/(m.k)

TiO3

Soften coefficient

K2O

Na2O

Biochemical stability:

  1. volcanic rockbiofilter is corrosion-resistant, inert, and does not participate in biochemical reaction of biofilm in the environment.

  1. The influence on the activity of biofilm: as the carrier of biofilm, volcanic rock biofilter is harmless and has no inhibitory effect on the fixed microorganism.

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Color

Red / Black / Dark

Size

1-3mm; 3-5mm; 5-7mm; 7-10mm; 5-10mm; 1-2cm; 2-4cm; 3-5cm; 5-10cm; 10-15cm; 15-20cm, 20-30cm

Appearance

Stone, Particle, Powder.

We are .

Packaging: 25 / 50kg per bag or ton bag or customized package.

MOQ: A 20 feet container.

Lead time: Shipped in 10-20 days after receiving the advanced payment.Sample lead time: 3 days

We can offer you the sample freely, you just need to pay the freight.

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