Kg = 1000g, then divide by g/m2, which is the square number
However, this is a theoretical value. Actually there will be some discrepancy because the weight will have some errors.
Nonwoven fabric weight and price, square non-woven fabric weight and price, square 2012.45.3 understanding, Yiwu non-woven fabric factory can be produced according to customer demand, the minimum weight of 60 grams per square, 12,000 yuan per ton
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Non-woven mask manufacturers
It uses high melting fat and polypropylene as raw materials, has good toughness, high filterability and soft hand feeling; high air permeability, high water pressure resistance, high strength, can block and block dust, particles, alcohol, plasma,