> PRODUCTS > FILTER MAT     1. Highly strong nonwoven fabric Item/Type Unit IFP20 IFP30 IFP40 IFP50 IFP60 IFP70 IFP80 IFP90 IFP100 Test methods Material - Polypropylene or polyester KS K 0210 Weight g/㎡ 200 300 400 500 600 700 800 900 1,000 KS K ISO 9865 Tensile strength N 250 500 880 1,130 1,250 1,370 1,500 1,880 2,250 KS K 0743 (Grab method) kgf 25 51 89 115 127 139 153 191 229 Elongation % 20 or higher KS K 0743 (Grab method) Seaming strength KN/m 250 500 880 1,130 1,250 1,370 1,500 1,880 2,250 KS K ISO 10319 (Wide width strip method) tf/m 25 51 89 115 127 139 153 191 229 Permeability % α Х 10-1(a=1~9) KS K ISO 10319 (Wide width strip method)   2. General nonwoven fabric Item/Type Unit IFP20 IFP30 IFP40 IFP50 IFP60 IFP70 IFP80 IFP90 IFP100 Test methods Material - Polypropylene or polyester KS K 0210 Weight g/㎡ 200 300 400 500 600 700 800 900 1,000 KS K ISO 9865 Tensile strength N 760 1,000 1,500 2,000 2,500 3,000 3,500 4,000 4,500 KS K 0743 (Grab method) kgf 77 102 153 204 254 305 356 407 458 Elongation % 20 or higher KS K 0743 (Grab method) Tensile strength KN/m 10 15 20 25 30 35 40 45 50 KS K ISO 10319 (Wide width strip method) tf/m 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Elongation % 20 or higher KS K ISO 10319 (Wide width strip method) Seaming strength N 760 1,000 1,500 2,000 2,500 3,000 3,500 4,000 4,500 KS S 0530 kgf 77 102 153 204 254 305 356 407 458 Permeability cm/sec α Х 10-1(a=1~9) KS K ISO 11058 * The above figures are subject to change for quality improvements.