A-A-54212
h. The fabric shall be nonwoven (saturation bonded wet laid) manufactured from cellulosic or synthetic fiber or a combination of both. The nonwoven fabric shall be resin saturated.
i. The nonwoven material shall be spunbonded polypropylene.
The nonwoven fabric shall have the following properties:
Weight (minimum) – 39.3 grams per square meter or 1.15 ounces per square yard.
Tensile strength.
Machine direction – 3.5 pounds per inch minimum
Cross direction – 1.0 pounds per inch minimum
Flame resistance – 8 seconds minimum
Color fastness to:
Water – Good
Crocking Wet and Dry – Now lower than Munsel Value 8.0.
Each bedsheet shall be clean, free from any break, tear, hole, wrinkle, uneven or ragged edge, foreign material, spot, stain, mend or patch. The bedsheet shall not contain any spot of oil or grease, fiber clump, insect, smudge, dirt, sharp object, bonding material strike-through, congealed mass of the bonding material, or spot or stair resulting from excess bonding material.
The bedsheet shall be tested using the following standards from American Society for Testing and Materials (ASTM), Technical Association of the Pulp and Paper Industry (TAPPI), and National Fire Protection Association (NFPA):
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