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4M RECTANGULAR SPONGE #500020 WINS THE STRENGTH TEST AGAIN!


08/03/2019


Produced with a special reticulation process, 4M RECTANGULAR SPONGE wins again  the tensile strength test DIN ISO 1798: compared this time to other 4 sponges sold in the ceramic sanitary ware industry, our sponge has between 8.50 to 43.20 % more tensile strength! 4M SPONGES are stronger and last longer than the competition!



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