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NMPI UF Series
 
NMPI ultrafiltration spiral wound elements are based on PVDF, PES and PS polymer membrane. They can be applied to process water or wastewater in food. Traditional chemical industry, textile, solar energy and optoelectronics industries.
 
 ★ Application 
 
Material
Applications
PVDF
Recycle electrophoretic paint , Wafer Dicing water , Glass grinding waste water , Recovery of  Precious metal from waste solid , Recycle and condense CMP wastewater.

 PES

Whey protein concentrate , Gel , Drink purification , Enzymes , Sugar clarification / decolorization.
PS
Sugar clarification , Enzymes , Drink purification , NF / RO Preprocessing.

 

★ Design and Operating parameters 
 
Model
UDF
UES

 UPS

Material
PVDF
Hydrophilicity / Hydrophobicity
PES
PS
Size & efficieny
40~60 nm
60~80 K
20~70 nm
30~100 K
20~40 nm
30~50 K
Type
Roll
Inlet pressure
( Max / Normal / Min )
60 psi / 40~60 psi / 10psi
4.1 bar /2.7~4.1 bar / 0.7 bar
Pressure loss
( Max / Min) / PCE
14.7 psi / 10psi
1.0 bar / 0.7 bar
Max Temperature
( Process / CIP )
45~50 ℃ ( 113~122 ℉  )
pH Limitations
( long-term / short-term or CIP )
3~9 / 2~10 ( 45 ℃ )

 

 ★ Element Spec 

 

Model
Active area
Feed flow 
Permeate flow 
( GPM / LPM )
ft²
GPM
( m³ / hr )
Anionic pain
Cationic pain
34 mil
4040
73
6.80
22
5.00
0.6 / 2.32
0.8 / 3.0
6040
148
13.8
44
10.0
0.6 / 2.30
1.6 / 6.0
8040
285
26.5
88
20.0
1.2 / 4.50
3.2 / 12
46 mil
4040
22.7
5.10
61
5.70
0.6 / 2.32
0.8 / 3.0
6040
45.4
10.3
122
11.4
0.6 / 2.30
1.6 / 6.0
8040
90.8
20.6
237
22.1
1.2 / 4.50
3.2 / 12

 

★ Element dimension 
 
Model
4040M
4040F
6040M
8040F
( inch ) -A
40.0"
38.5"
40.0"
40.0"
( inch ) -B
0.750"OD
0.750"ID
1.237"OD
1.150"ID
( inch ) -C
3.93"
3.91"
5.75"
7.91"
( inch ) -D
1.050"
-
0.854"

 -

Outerwrape
TAPE / FRP
Feed Spacer Thickness
34mil / 46mil
Membrane support material
Polyester
Central tube
PVC / ABS
Baffle
ABS
Antidiarrheal ring
EPDM / NBR