Shijiazhuang Ningshu Trading Co.,Ltd

Industrial Heating & Cooling Shijiazhuang Ningshu Trading Co.,Ltd 19 Dec 2025 ( )

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Product Name: Perlite
Type: Expanded perlite
Sizes: 1-3, 2-4, 3-6, 4-8mm etc.

Description: Perlite is a kind of loose material which is porous, white and granular.Perlite is formed from volcanic glassy lava with acidity through crushing, preheating, roasting and expanding. It has the characteristis of small capacity, low thermal conductivity, excellent chemical stability, no combustion, non-toxic, flavourless, sound absorbing etc.

Expanded Perlite:
Expanded perlite is a kind of white granular which has internal honeycomb structure. It is got from perlite sand by preheating and roasting expansion in high temperature.

Characteristics:

Non-toxic, flavorless, No corrosion
Light weight, internal honeycomb structure
Porous , Heat insulating, No combusting, Sound absorbing
Water resisting, Corrosion resisting
Neutral PH 6.5-7.5, acid and alkali resistin

Chemical composition:

Item	SiO2	Al2O3	Na2O	K2O	Fe2O3	MgO	CaO	Loss on ignition (chemical/combined water)
Content %	70-75	12-15	3-4	3-5	0.5-2	0.2-0.7	0.5-1.5	3-5

Application:

In Construction	In Industry	In Agriculture	In Other
Lightweight aggregate	Pipe insulation	Horticulture	Firter aid
Light insulation materials	Industrial equipment	Growing media	Fillers
Fireproof materials	Insulation in the cryogenic projects	Soil amendment	Abrasive materials
Insulation mortar		Slow-released agent of pesticide

Packing:100L PE bags, packed in pallet/ ton bag/ carton, or as your requirement
Quantity:730bags/40HQ

Technical Specifications

Item	Specifications	Remarks
Update Date	Shijiazhuang Ningshu Trading Co.,Ltd	2025
Lead time	within 30 days	Can be expedited
Material	See product manual	Request Inspection Report
Application	Applicable to multiple industries	Complies with standards
Keywords	Expanded,Perlite,Horticulture,Product,perlite,Description