SPECIFICATIONS

Brand Name: NONE

DIY Supplies: Electrical

Electronic: No

High-concerned chemical: None

Model: FKB-PK-130/FKD-PK-75/FKE-50/FKL-PK-130

Origin: Mainland China

Product name: Fumasep cation exchange membrane

🌟 1、Properties of Fumasep FKB-PK-130 Membrane 

• Membrane Type: Cation Exchange Membrane
• Thickness: 110-140 μm (micrometers)
• Appearance/Color: Brown
• Reinforced: No
• Transportation Form: Dry
• Reinforcement: PK
• Tensile Strength - Maximum (MPa): 50-80 MPa
• Density: 10-13 mg/cm²
• Non-standard Bursting Strength (MPa): 1000-2000 MPa
• Yield Strength at 23°C / 50% RH: 15-30 MPa
• Elongation at Break (%): 20-50%
• Specific Resistance: 2.5-5.0 (Na+ form) ohm·cm²
• Specific Conductivity: 2-8 (Na+ form) mS·cm⁻¹
• Counter Ion: Proton form (H+)
• Ion Exchange Capacity: 0.8-1.0 (Na+ form) meq·g⁻¹
• Selectivity: 96-99%
• H₂O Uptake at 25°C: 10-30 wt%
• Dimensional Swelling in H₂O at 25°C: 0-2%
• Proton Transfer Rate: 5-100 μmol·min⁻¹·cm⁻²
• Bubble Point Test in Water at 25°C: > 3 bar

 

🌟 2、Physical and chemical data of fumasep® FKD-PK-75

 

• Membrane type: Cation exchange membrane
• Appearance: Brown
• Backing foil: None
• Reinforcement: PK
• Counter ion: H+ form
• Delivery form: Dry
• Thickness (dry): 70 - 80 μm
• Weight per unit area: 7 - 10 mg cm⁻²
• Area resistance in Na+ form (a): < 2 Ω cm²
• Selectivity 0.1 / 0.5 mol/kg KCl at T = 25 °C (b): > 97 %
• Young's modulus at 23 °C / 50 % r.h. (c): > 1000 MPa
• Tensile strength at 23 °C / 50 % r.h. (c): > 40 MPa
• Elongation at break at 23 °C / 50 % r.h. (c): > 15 %
• Hydroxyl transfer rate (d): > 150 nmol min⁻¹ cm⁻²
• Bubble point test in water at T = 25 °C: > 3 bar
• Version (e): 2.1, Valid from August 20th 2020

 

🌟 3、Properties of Fumasep FKE-50 Membrane 

• Membrane Type: Cation Exchange Membrane
• Thickness: 45-55 μm (micrometers)
• Appearance/Color: Transparent/Brown
• Backing Foil: PET Foil
• Transportation Form: Dry (Unactivated)
• Reinforced: No
• Tensile Strength - Maximum (MPa): 50-80 MPa
• Density: 7.5-8.5 mg/cm²
• Non-standard Bursting Strength (MPa): 1500-2500 MPa
• Yield Strength at 23°C / 50% RH: 40-60 MPa
• Elongation at Break (%): 50-250%
• Specific Resistance: 1.5-2.3 (Na+ form) ohm·cm²
• Specific Conductivity: 2.5-3.5 (Na+ form) mS·cm⁻¹
• Counter Ion: H+ form
• Ion Exchange Capacity: 1.4-1.5 (Na+ form) meq·g⁻¹
• Selectivity: 97-99%
• H₂O Uptake at 25°C: 15-35 wt%
• Dimensional Swelling in H₂O at 25°C: 0-2%
• Proton Transfer Rate: 200-500 μmol·min⁻¹·cm⁻²
• Bubble Point Test in Water at 25°C: > 2.5 bar

 

🌟 4、Properties of Fumasep FKL-PK-130 Membrane 

 

• Membrane Type: Cation Exchange Membrane
• Thickness: 110-140 μm (micrometers)
• Appearance/Color: Brown
• Backing Foil: None
• Transportation Form: Dry
• Reinforcement: PK
• Tensile Strength - Maximum (MPa): 50-80 MPa
• Density: 10-13 mg/cm²
• Non-standard Bursting Strength (MPa): 1000-2000 MPa
• Yield Strength at 23°C / 50% RH: 20-30 MPa
• Elongation at Break (%): 20-50%
• Specific Resistance: 3-10 (Na+ form) ohm·cm²
• Specific Conductivity: 1-4 (Na+ form) mS·cm⁻¹
• Counter Ion: Proton form (H+)
• Ion Exchange Capacity: 0.6-0.8 (Na+ form) meq·g⁻¹
• Selectivity: 96-99%
• H₂O Uptake at 25°C: 10-25 wt%
• Dimensional Swelling in H₂O at 25°C: 0-2%
• Proton Transfer Rate: 5-50 μmol·min⁻¹·cm⁻²
• Bubble Point Test in Water at 25°C: > 3 bar