The force required to begin or to continue a tear in a fabric under specified conditions These standards are established under ASTM guidelines for upholstery fabrics
A measure of the force required to continue a tear in a foam after a split or break has been started and expressed in pounds per inch (lbs /in ) This property is important in determining suitability of foam in applications where the material is sewn, stapled, or otherwise anchored to a solid substrate Also important in demoldability (ASTM D3574)
force required to tear a specimen under standardized conditions with an instrument designed to measure the force required by simulating use conditions under which tearing might be accomplished
A measure of the force required to continue a tear in a foam after a split or break has been started and expressed in pounds per inch (lbs/in ) This property is important in determining suitability of foam in applications where the material is sewed, stapled, or otherwise anchored to a solid substrate Also important in demoldability (ASTM D3574)
A measure of the force necessary to continue a tear in a material once a tear has been started With most elastomers, the Die B test (___) is used, and the measurement is made in units of pounds per inch (ppi)