Covering

Product Details

15~22% Al2O3 Inert Ceramic Balls as Catayst Support/Covering


Packing:	by Steel Drums 200liter/Drum; by 25kg/Bag;
Model NO.:	Al2O3: 15~22%, Al2O3+SiO2>93%
Standard:	D3, D6, D9, D13, D16, D19, D25, D38, D50mm
Productivity:	5000m3/year
Unit Price:	Negotiable
Shipment Terms:	By sea or By air
Payment Terms:	L/C,T/T
Minimum Order:	2 Tons
Price Valid Time:	From Jul 22,2011 To Dec 31,2011
HS Code:	69091900
Trademark:	chemshun
Origin:	P. R. CHINA
Quality:	First Class
Classification:	Sio2 + Al2o3
Export Markets:	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

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Product Description

Catalyst Bed Supports (carrier) -Inert Ceramic balls

We Pingxiang chemshun ceramics Co., Ltd with10 years experience in producing and exporting Inert Ceramic Ball for Catalyst Support Media.
Size: 3mm 6mm 10mm 13mm 16mm 19mm 25mm 38mm 50mm 76mm (1/8", 1/4", 3/8", 1/2", 5/8", 3/4", 1", 1.25", 1.5", 2", 3").

The chemshun 17-23% ceramic balls are used large quantity in the world, because of their excellent consistence and reliability. Products to these specifications are manufactured from very high quality chemical-porcelain clay materials, which has quite excellent stability, high mechanical strengthand resistance to thermal shock. This makes them all ideal choice for support of all types of catalyst.

Index	Value	Value
Leachable Iron	≤ 0.1%	-
Apparent Porosity by Weight, dia. ≥ 10mm	≤ 0.4%	-
Apparent Porosity by Weight, dia. = 6mm	≤ 1.0%	-
Apparent Porosity by Weight, dia. = 3mm	≤ 3.0%	-
Moh' s Hardness Scale	> 6.5	-
Water Absorption	< 1.0wt. %	-
Acid Resistance	> 99.8%	-
Thermal Conductivity	0.9-1.0 w/m 2. k	-
Thermal Expansion @ 500	0.20%	-
Specific Heat	628-837 j/kgq	-
Thermal Shock Stability, 500 then water cooling	10 times	-
Max. Operating Temperature	1050	1922
Specific Density	2, 3g /cm 3	144 lb/ft 3
Bulk Density (Packing Density)	1, 350kg/m 3	84 lb/ft 3

Typical Technical Composition	Min. %	Max. %	Usual %
SiO2	64.00	75.00	68.40
Al2O3	15.00	26.00	18
Fe2O3	-	1.60	0.85
TiO2	-	1.40	0.96
CaO	-	0.65	0.42
MgO	-	0.60	0.38
Na2O	-	2.00	1.12
K2O	-	3.50	3.28
Al2O3 + SiO2	93.00	96.00	93.5