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INCONEL 825 VSP RING, PALL RING
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Filler metal are metal forming, Powell ring wall, two layers of the opening five fenestrae, the upper and lower interlocking position fenestrae, the red tongue ring center was directly bend the leaf-like. Commonly used materials are carbon steel, stainless steel, nickel alloy steel, aluminum and its alloys, titanium, and zirconium.
Metal Pall Ring packing geometry data (heaps, dry mounted)
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China
GB
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USA
UNS
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GERMANY
SEW VDIUV
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UK
BS
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FRANCE
AFNOR
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Incoloy 825
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NS1402
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N08825
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W.Nr.2.4858
NiCr21Mo
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NA16
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NC21FeDu
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C
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Mn
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Si
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P
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S
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Cr
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Ni
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Mo
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Cu
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Ti
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Al
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Fe
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Incoloy 825
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≤0.05
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≤1.00
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≤0.50
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≤0.030
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≤0.030
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19.0
～23.5
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38.0
～46.0
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2.5
～3.5
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1.5
～3.0
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0.60
～1.20
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≤0.20
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22.0
～36.0
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Metal Pall ring Spec.( steel), Carbon steel, SS304, SS316, SS304L, SS316L, etc.
| Model NO. |
Spec. D×H×δ
mm |
Specific surface α
m2/m3 |
Void ratio ε
% |
Piling NO. n
m-3 |
Piling Weight γρ
kg/m3 |
Dry filler factor F
m-1 |
| Dg16 |
16×16×0.5 |
311 |
0.93 |
244000 |
539 |
455 |
| Dg25 |
25×25×0.6 |
233 |
0.937 |
64000 |
489 |
252 |
| Dg38 |
38×38×0.8 |
129 |
0.945 |
18220 |
432 |
153 |
| Dg50 |
50×50×1.0 |
112.3 |
0.949 |
8000 |
395 |
131 |
| Dg76 |
76×76×1.5 |
70 |
0.952 |
2270 |
374 |
81 |
Plastic Pall ring Spec.(PP), or PP with Fiberglass reinforced.
| Model NO. |
Spec. D×H×δ
mm |
Specific surface α
m2/m3 |
Void ratio ε
% |
Piling NO. n
m-3 |
Piling Weight γρ
kg/m3 |
Dry filler factor F
m-1 |
| Dg16 |
16×16×1 |
188 |
0.91 |
244000 |
141 |
275 |
| Dg25 |
25×25×1.2 |
175 |
0.90 |
64000 |
150 |
239 |
| Dg38 |
38×38×1.4 |
115 |
0.89 |
18220 |
98 |
220 |
| Dg50 |
50×50×1.5 |
93 |
0.90 |
8000 |
74 |
127 |
| Dg76 |
76×76×2.6 |
73.2 |
0.92 |
2270 |
71 |
94 |
Alpha Pall ring Spec.(PP) or PP with Fiberglass reinforced
| Model NO. |
Spec. D×H×δ
mm |
Specific surface α
m2/m3 |
Void ratio ε
% |
Piling NO. n
m-3 |
Piling Weight γρ
kg/m3 |
| A50-6PP |
57×51×1.2 |
90 |
0.94 |
6035 |
49.5 |
| A90-7PP |
88×66×1.2 |
76 |
0.96 |
1957 |
33.3 |
| A90-8PP |
88×88×1.2 |
70 |
0.91 |
1614 |
54 |
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