Product Description
Ceramic pall ring is an open-hole ring packing, which height and diameter is same and with 5 ligules toward inside at every floor. Usually, the open surface is 30% of the whole wall surface; this character helps the liquid & gas pass in packing tower pass freely from the windows of the pall rings.Technical Specification
Chemical Analysis
Al2O3
17-23%
SiO2
>70%
Fe2O3
<1.0%
CaO
<1.5%
MgO
<0.5%
K2O + Na2O
<3.5%
Other
<1%
Physical Properties
Item
Value
Water absorption
<0.5%
Apparent porosity (%)
<1
Specific gravity
2.3-2.35
Operation temp.(max)
1000ºC
Moh's hardness
>7 scale
Acid resistance
>99.6%
Geometric Characteristic Data
Sizes
(mm)
Thickness
(mm)
Surface area
(m2/m3)
Free volume
(%)
Number
per m3
Bulk density
(kg/m3)
25
3
210
73
53000
580
38
4
180
75
13000
570
50
5
130
78
6300
540
80
8
110
81
1900
530
Our Advantages
Applications:
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Company Profile
Packaging & Shipping
Packaging & Shipping

1.Q:Are you trade company or manufacture?A:We are manufacture with more than 14 years experience,and the price is the factory price.
2.Q:How to control the quality?A:We have strict quality by QC team.
3.Q:How long is the delivery time?
A:It is about 5 days after payment for stoct goods,10-15 days for new producing goods.
4.Q: How to get the sample ?
A:
Please contact us for send your samples.
5.Q:What is the payment terms?
A:Flexible and diverse payment ways can be chosen, make you more convenient .
Generally,30% in advance,70% before shipment
6.Q:Can you do OES service?
A:Yes,size & shape could be made as customer requirment