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PTFE Membrane

Microlab® PTFE membrane is manufactured in a unique way where polytetrafluoroethylene (PTFE) is expanded both uniaxially and biaxially. It’s supported by a polypropylene net laminated to the underside to improve handling characteristics. Both hydrophobic and hydrophilic PTFE Membranes are available. 

Hydrophobic PTFE Membrane has good hydrophobility, excellent chemical resistance,
high porosity, excellent air permeability. The membrane is widely used for Air Monitoring and clarifying acids, bases, and solvents, propellants, analyzing hydraulic fluids, isolating RNA and so on.

Hydrophilic PTFE membrane is treated base on Hydrophobic PTFE membrane. It’s design as a Universal membrane for filtering both aqueous solutions and aggressive solvents, even mixture. 

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    Technical Specification

    Features

    Typical Application

    Strong Hydrophobic

    Excellent chemical resistance

    High porosity

    excellent air permeability

    High strength and heat resistance

    Lot-to-lot consistency

    Air Monitoring                       

    Clarifying acids, bases, and solvents

    Clarifying propellants, analyzing hydraulic fluids

    Isolating RNA

    Features

    Typical Application

    Hydrophilic

    Excellent chemical resistance

    High strength and heat resistance

    Excellent Permeability of liquid

    Compatible with aqueous solutions and solvents.

    Clarifying acids, bases, and solvents

    Clarifying aqueous solutions

    Clarifying mixture solutions

     

     

    Technical Parameter

    Membrane

    Polytetrafluoroethylene (PTFE) with PP layer, Teflon

    Color/ Filter surface

    White/ Plain

    Membrane Format

    Disc,Roll, Sheet, Strip,Customizable

    Thickness(μm)

    160±10

    Max operation temperature

    100

    PH

    1~14

    Hydrophobic  

    Pore  Size(μm)

    0.1μm

    0.22μm

    0.45μm

    1.0μm

    2.0μm

    3.0μm

    5.0μm

    Alcohol Flow rate 25℃ △p=0.07Mpa

    (ml/min/cm²) 

    2

    4

    12

    20

    40

    60

    80

    Air Flow Rate   (m³/m²*hr @0.01Mpa,25℃)

    ≥150

    ≥600

    ≥800

    ≥1000

    ≥1500

    ≥1700

    ≥1900

    Bubble Point(Bar)

    ≥0.15

    ≥0.1

    ≥0.07

    ≥0.03

    ≥0.015

    ≥0.017

    ≥0.018

    Hydrophilic

     

    Pore  Size(μm)

    0.1μm

    0.22μm

    0.45μm

    1.0μm

    3.0μm

    5.0μm

     

     Water Flow rate 25℃ △p=0.07Mpa

    (ml/min/cm²)

    ≥1.7

    ≥5.0

    ≥6.7

    ≥13.3

    ≥

    ≥

    ≥

    Bubble Point(Bar)

    ≥0.16

    ≥0.12

    ≥0.07

    ≥0.035

     

     

     

    Sterilization Compatibility

    Autoclave, Ethylene Oxide,E-Beam, Gamma lrradiation

    Order Information

    Disc Membrane

    Part No.

    Wettability

    Diameter(mm)

    Pore Size(μm)

    Packing(pcs/pk)

    Online Price

    M13PTB022

    Hydrophobic

    13

    0.22

    200/PK

     

    M13PTB045

    13

    0.45

    200/PK

     

    M25PTB022

    25

    0.22

    200/PK

     

    M25PTB045

    25

    0.45

    200/PK

     

    M47PTB022

    47

    0.22

    100/PK

     

    M47PTB045

    47

    0.45

    100/PK

     

    M90PTB022

    90

    0.22

    100/PK

     

    M90PTB045

    90

    0.45

    100/PK

     

    M142PTB022

    142

    0.22

    50

     

    M142PTB045

    142

    0.45

    50

     

    M293PTB022

    293

    0.22

    25

     

    M293PTB045

    293

    0.45

    25

     

    M13PTL022

    Hydrophilic

    13

    0.22

    200/PK

     

    M13PTL045

    13

    0.45

    200/PK

     

    M25PTL022

    25

    0.22

    200/PK

     

    M25PTL045

    25

    0.45

    200/PK

     

    M47PTL022

    47

    0.22

    100/PK

     

    M47PTL045

    47

    0.45

    100/PK

     

    M90PTL022

    90

    0.22

    100/PK

     

    M90PTL045

    90

    0.45

    100/PK

     

    M142PTL022

    142

    0.22

    50

     

    M142PTL045

    142

    0.45

    50

     

    M293PTL022

    293

    0.22

    25

     

    M293PTL045

    293

    0.45

    25

     

    Roll Membrane

    Part No.

    Wettability

    Sizes(m)

    Pore Size(μm)

    Packing(roll/pk)

    Online Price

    MPTB270010

    Hydrophobic

    0.27*100

    0.1

    1

     

    MPTB270022

    0.27*100

    0.22

    1

     

    MPTB270045

    0.27*100

    0.45

    1

     

    MPTB270100

    0.27*100

    1.0

    1

     

    MPTB270200

    0.27*100

    2.0

    1

     

    MPTB270300

    0.27*100

    3.0

    1

     

    MPTB270500

    0.27*100

    5.0

    1

     

    MPTL270010

    Hydrophilic

    0.27*100

    0.1

    1

     

    MPTL270022

    0.27*100

    0.22

    1

     

    MPTL270045

    0.27*100

    0.45

    1

     

    MPTL270080

    0.27*100

    1.0

    1

     

    MPTL270100

    0.27*100

    2.0

    1

     

    MPTL270300

    0.27*100

    3.0

    1

     

    MPTL270500

    0.27*100

    5.0

    1

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