2-4mm expanded perlite horticultural for soil amendment

Product Description Perlite Filter Aid  1. Colour:white
2. Bulk density: 230~460kg/m3 3. Size: 60mesh,80mesh,100mesh,120 mesh
4. Features:  low- content harmful metals and non-metals
                   rapid filter velocity 
                   good filtering effects
5. Use industry : beer or drinking, pharmaceutical, paint or coating, oil 

Item	High-speed Type		Medium-speed Type		Low-speed Type
	GK-115	GK-114	GK-113	GK-112	GK-111	GK-110
Bulk density (kg/M3)	<0.18	0.18-0.22			0.20-0.25
Permeability %	>2.0	>1.5	>1.0	>0.5	<0.5	0.2
Suspended matter %	≤15	≤5	≤3	≤2	≤1 0	0
+100 mesh %	≤50	≤30	≤15	≤5	≤3	≤1

        Expanded Perlite  1.  Type: open cell, closed cell ,hollow cell
2.  Colour : white 3.  Size: 1-3mm,2-4 mm,3-6mm,20-40mesh,40-120 mesh
4.  Features: porous ,lightweight, non-toxic, heat insulating, sound absorbing, water resisting, corrosion resisting   Chemical Composition 

SiO2	TiO2	Al2O3	Fe2O3	MnO	MgO	CaO	K2O	Na2O	P2O5
72%	0.09%	12.31%	0.54%	0.06%	0.14%	1.00%	4.67%	3.29%	0.04%

  Application of Expanded Perlite 

Construction	1. lightweight aggregate 2. light insulation materials 3. fireproof  materials 4. insulation mortar
Industry	insulation in the cryogenic projects, industrial equipment, pipe insulation.
Agriculture and horticulture	1. soil amendment 2. soilless cultivation base  3. slow-released agent of pesticide
Others	1. filter aid 2. filler 3. abrasive materials

 
     New Closed Cell Perlite  

Technical Property	New Closed Cell Perlite	Traditional perlite
Particle(mm)	0.1-1.5	0.15-3
Density(Kg/m3)	100-200	70-250
Thermal conductivity(w/m.k)	0.047-0.054	0.047-0.054
Balling rate	70-90%	0
Closed cell rate	≥95%	0
Water absorption ( by vacuum filtration %)	50-85	360-480
Numerical tube pressure (volume loss rate in 1Mpa pressure)	38%-46%	76%-83%
Refractoriness	1280-1360℃	1250-1300℃
Operating Temperature	<800℃	< 750℃

  Perlite Sand 1.  Perlite sand is formed from perlite ore by crushing and screening. 
2.  General size: 8-12 mesh, 12-18 mesh, 18-20 mesh, 20-30 mesh, 30-50 mesh, 50-70 mesh. Other sizes could  be produced as requested.  Size and Application 

8-12 mesh/12-18 mesh /18-20 mesh	After expanding, it is widely used as the materials of keeping warm and heat insulation in the field of construction.
20-30 mesh/30-50 mesh	After expanding, it can be used as covering agent and deslagging agent in the industry of casting steel.
50-70 mesh	After expanding, it can be used as the filtering agent in the field of beer and medicine, and the insulation for cryogenic tanks of oxygen machine.

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