black big lava rocks - 20-40mm

The advantages of lava stone, 1.No radiation, 2.No permeation, 3.No poisonousness, 4.No odor - details see: https://www.buildingsupplieshub.com/black-big-lava-rocks-10036630
Type: BasaltPlace of Origin: Hebei China (Mainland)Brand Name: SMNModel Number: 20-40mm
Color: BlackSurface Finishing: TumbledStone Form: Cut-To-SizeStone Name: Basalt
Moisture: 1%Apparent density: Kg/m 3 640-860/(390*240*190)Volume-weight(kg/m3): 430-870Heat conductivity coefficient w/(m.k): 0.326
Water absorption: 11.7-7-17.3%Hollow ratio(%): 48/(390 *240 *190)  
black big lava rocks
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Product Description

1.Introduction of volcanic stone(lave stone/pumice stone):

  • Volcanic stone is a functional kind of environmental protection material.
  • It is a kind of precious and polyporous stone, and formed by volcanic glass ,mineral and air bubble in the process of volcanic eruption.
  • It contains sodium, magnesium, aluminum, silicon, calcium, titanium, manganese, iron, nickel, cobalt, molybdenum, and other dozens of minerals and trace elements.
  • It has no radiation .
  • It has far infrared magnetic wave.Natural stone

2.Features ofVolcanic Stone :

  • Heat absorbing and preserving
  • Water absorbing
  • Green and environmental-protection products with high quality
  • Slide-proof, acid &alkali proof
  • Sound absorbing and insulation

3.Application area

  • Contruction
  • Grinding
  • Barbecue
  • Filter Medium
  • Water Conservancy
  • Garden Landscaping
  • Soilless culture
  • Ornamental products
  • Stone treatment. It can help to eliminate the toxin of human bodyand promotemetabolism.

4.Production flow

Packaging & Shipping

Pp bag,25kg/bag,50kg/bag,or as customer's request

Our Services

Sales points or Focus :

1.Quality assurance both for our products and service for after-sales.

2.Favorable price.

3.More then 10 years of experience on production.

4.More then 10 years of experience on export business.

5.OEM and ODM service provided.

Description & Features:

See the introduction of each packing from our web.

Quality guarantee:

1.We provide 1 years warranty of product.

2.We don’t short of net. Weight or length.

3.We guarantee our mass products quality full same as the confirmed samples.

Shipping Info.:

We can accept appointed shipping company or booking ship for client. Tracking the containers until client receive the goods.

Contact:

We will reply your email or fax within 24 hours

You can call us at any time if there is any question on our production

Company Information
  • we have our sepiolite and vermiculite mine.
  • the mining capacity is 60,000tons per year.
  • he production capacity is 30,000 per year.
  • Our market cover various countries and regions.
  • Keep the mutural benifit and integrity as our princeple.

Enterprise Authorization certificate

Packaging Detail:50kg/bag or jumbo bag
Delivery Detail:7-15 days after confirming the order

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