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FLEX-SILŽ - Microporous flexible rubber separatorFLEX-SILŽ - Microporous flexible rubber separator
  • Flexible and readily wettable
  • Retards antimony transfer
  • Reduces gassing, water addition and charge current demand
  • Reduction in positive plate shedding
  • Lowers battery maintenance, increases performance
  • No extractable oils
  • Ultra fine pore structure
  • Wide variety of extrusion patterns
  • Attached glass mat available

Battery Applications: FLEX-SILŽ is the separator most widely used in batteries for golf cars, floor sweepers and scrubbers. Other deep-cycling applications include marine, electric vehicles, recreation vehicles and campers. For any and all sizes or cross-sectional designs, send us a drawing or specifications. We will be glad to provide a quotation. info@mplp.com

FLEX-SILŽ Design Options

Cannelure Backed or Dual Rib Design
FLEX-SILŽ separators with a cannelure rib design are available. FLEX-SILŽ separators having cannelure ribs against the negative plate have been shown to improve the performance and life of deep cycle batteries. FLEX-SILŽ separators with dual ribs are used for traction batteries. The dual rib concept is based on a separator design where relatively large negative ribs with wider spacing than cannelure ribs are used in addition to regular positive ribs. This design not only permits improved gas and electrolyte transportation, but also reduces the possiblity of oxidative degradation of the separator due to reduced contact areas between the separator and plate.

Typical Properties

BACKWEB THICKNESS
0.33 mm (0.013 inch) to
0.46 mm (0.018 inch)

ELECTRICAL RESISTANCE
Preboil test:
0.30 ohm - cm2(0.048 ohm - in2)
Acid soak test:
0.36 ohm - cm2(0.056 ohm - in2)

VOLUME POROSITY
54%

ACID WETTING TIME
15 seconds

MULLEN BURST STRENGTH
5.4 kg/ cm2(76 psi)

ELECTROCHEMICAL COMPATIBILITY
Cathodic shift 21 mV
Anodic shift -17 mV

TOTOL POROSITY
0.85 cc/g

MEAN PORE DIAMETER
0.07 micron