4-8mm Thermal Insulation China Manufacturer Expanded Perlite Price

• Refractoriness (℃): 1580< Refractoriness< 1770
• Feature: Long Time Materials
• Type: Refractory Material
• Shape: Powder
• Material: Alumina Block
• Application: Horticulture Agriculture
• Model NO.: expanded perlite price
• Bulk Density: 80-120kgs/M3
• pH: 6.5-7.5
• Acid Soluble: <2%
• Water Soluble: <0.1%
• Sio2: 68-74
• Vickers Hardness: 5.5-7
• Al2O3: 12-16
• Transport Package: 25kg in Plastic Woven Bag
• Specification: 1-3mm2-4mm3-6mm4-8mm
• Trademark: Swt
• Origin: Dengfeng. China
• HS Code: 6806200000
• Production Capacity: 800 Tons / Month

Product Description

4-8mm thermal insulation China manufacturer expanded perlite price

1.Expanded perlite 
2.Size:4-8MM3-6MM2-4MM1-3MM 
3.Bulk density:80-120kgs/m3 
4.SiO2:68-74% 
5.Manufacturer

Perlite in the steel and Foundry Industries 
Perlite insulation is used in high temperature applications in the steel and foundry industries such as ladle topping, hot topping and risering, in topping compounds, in exothermic and insulating shapes, as a cushioning agent, in molding sand and in the manufacture of refractory blocks and bricks.

Physical & Chemical properties 

Softening temperature	890-1100 °C	SiO2	70 ~ 75
Melting temperature	1260 °C	Al2O3	12 ~ 16
Cellular structure	open-cellular	Fe2O3	0.15 ~ 1.5
Porosity	97 % by volume	MgO	0.2 ~ 0.5
Moisture content( in the open air)	Up to 0.5 % by weight	CaO	0.1 ~ 2.0
Max. moisture content	Up to 900 % by weight	Na2O	2.5 ~ 5.0
Density of the perlite ore	2200 to 2400 kg/m3	K2O	1.0 ~ 4.0
Density	1200 kg/m3	PH	6.5-7.5
Bulk density	70-120kg/m³

Raw perlite ore Size:

12-16 mesh, 14-20 mesh, 16-32 mesh, 20-40 mesh,
30-50 mesh, 50-70 mesh 70-90 mesh 90-150 mesh 200-325 mesh
0.1-1 mm 0.5-1.5 mm 0.06-2.5 mm 0.3-1 mm 1-3 mm2-4 mm,3-5 mm etc

Perlite Application
There are many uses for perlite. These uses can be broken down into three general categories: construction ap-plications, horticultural applications and industrial applications. it usually used in loose fill insulation, portland  cement and gypsum plasters, underfloor insulation, concrete roof decks,chimney linings,fireproofing,blocks,pipe insulation,improving soil aeration, drage ,making moisture and etc.

Other informations

Packing	Expanded perlite :100 liter bag ,1000liter bag, 1500liter bag ,or as per customer's demands
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