China Factory Directly Sale Environmental Protection Cheaper Lava Volcanic Rocks

• Customization: Available
• Acid-Base Property: Alkaline Surface Disposal Agent
• Environmental Protection: Yes
• Model NO.: Swt-8
• Color: Black
• Appearance: Granulars
• Type: Sewage Treatment Chemicals
• Size: 0.8-1.2 Cm, 1-3 Cm, 3-5 Cm
• Volume-Weight: 430-870 Kg/M3
• 58.32%: Sio2
• Transport Package: 25kg PVC Small Bags in a 1 Mt Big Bag
• Specification: 1-2mm 2-4mm 4-6mm 6-8mm
• Trademark: Sweet
• Origin: Dengfeng China
• HS Code: 25084000
• Production Capacity: 1000 Tons /Mt

Product Description

China factory directly sale Environmental protection cheaper lava volcanic rocks
1.Introduction of volcanic 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
Slide-proof, acid & alkali proof 
Sound absorbing and insulation
2.Features of Volcanic Stone 

1) Natural stone, sound absorbing and insulation

2) heat absorbing and preservation

3) water absorbing and slide-proof

4) Acid & alkali proof

5) Not radiation

6) Not permeation

7) Not poisonous and not odor

8) Green and environmental-protection products with high quality

9) Hyperfine and with high quality products

10) Be used to interior decoration, outside decoration and paving public square

3.Application area
Contruction                                    Aquarium
Grinding                                           Barbecue
Filter Medium                                Water Conservancy
Garden Landscaping                     Soilless culture
Ornamental products                   Stone treatment.
It can help to eliminate the toxin of human body and promote metabolism

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%

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)

Packaging & Shipping
1.25kg woven bag,40 woven bags/jumbo bag.
2.25kg woven bag,40 woven bags/pallet
3.25kg paper bag,40 paper bags/pallet
4.25kg paper  bag,40 paper bags/paper box
5. as client  demand 

Our Services
1.Our strong team provide you reliable service that make you feel purchasing is more easier
2. We ensure that we can supply capability with competitive price. 
3. Work strictly to guarantee product quality, 
4. Highest standard of integrity. Guarantee customer's benefit.
5. Supplying Pet Coke, Met coke, Foundry Coke, Carbon Raiser etc.
Other informations

packing	25kg PVC bags+1MT big bag or as customers'requested
Trade terms	FOB CNF CIF
Payments terms	1).T/T 50%advance ,the balance against copy of B/L 2).Irrevocable L/C 3).Negotiated
Delivery time	1).After we receive deposit within 7-10days 2).After we receive L/C within 7-10days 3).Negotiated
Sample	Sample is free within 1kgs
MOQ	20`ft container
Loading port	Tianjin port ,China