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An introduction into battery separators, the first of its kind in Asia.
Korindo has developed battery separators for the first time in Asia based on the imported technology and still the efforts are being made toward the development of the top class quality in the world.
 

THICKNESS BACK WEB As Ordered Value +-0.03
  BACK WEB As Ordered Value +- 0.06
WIDTH As Ordered Value +- 0.8
SHOULDER As Ordered Value +- 4.5
MOISTURE CONTENT Max. 3%
OIL CONTENT 12 +- 3%
ELECTRIC RESISTANCE 60 +- 25m ohm -
ELONGATION (CMD) Min. 300%
PUNTURE Min. 0.8
WAVY EDGES Undulations of base web at the side of the separator not greater than 5
SKEWNESS A miximum of 12mm deflection from the straight edge in 2m in web
DIMENSIONAL STABILITY Maximum 2% shrinkage in length & width
DEFECTS PER ROLL Max. 3 (splice + pinhole)
ACID WET OUT RATE Uniform within 5 min
CHEMICAL OXYGEN DEMAND Max. 3,500 ppm
LEACHABLE IMPURITIES Fe Max. 100ppm
Mn Max. 10ppm
Ni Max. 10ppm
Co Max. 10ppm
Cu Max. 10ppm
Cl Max. 150ppm
POROSITY 60 +- 5%
AVERAGE PORE SIZE Less than 0.1
ROLL DIAMETER Min. 760 - Max. 915