The following are the results of a Flex-Kleen core replacement program that was completed for a major cement manufacturer.

Unit I - 84" bags
Original construction
3,200 - Woven, at maximum 10,000 CFM
Flex-Kleen core replacement
3,024 - Felted, at maximum 18,000 CFM

Unit II - 100" bags
Original construction
5,360 - Woven, at maximum 16,000 CFM
Flex-Kleen core replacement
5,040 - Felted, at maximum 30,000 CFM

Bag Life
Original construction
Woven - 9 months to 1 year.
Flex-Kleen core replacement
Felt-Replaced only 2 bags after 2 years.