LEATHER RESEARCH LABORATORY

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PHYSICAL STRENGTH & RELATED PROPERTIES

The physical strength test methods that we offer include the following:

Test Method
Tensile strength & elongation ISO 3376 / IUP 6 / ASTM D 2209
Breaking strength by grab method ASTM D 2208
Single edge tear strength ISO 3377 / IUP 40
Tongue tear strength ASTM D 4704
Stitch tear strength (double hole) ASTM D 4705
Trapezoid tear strength ASTM D 6077
Puncture resistance ASTM F 1432
Bagginess, relaxation and creep IUP 49 / CEN/TS 14689
Area stability to perspiration FTMS 311 method 3211.2
Area stability to laundering ASTM D 6013
Dry cleanability IUF 434
Shrinkage temperature ASTM D 6076
Apparent density ISO 2420 / ASTM D 2346
Break pattern (pipiness) ASTM D 2941
Stiffness (Torsion wire) ASTM D 2821
Stiffness (Tinius Olsen) FTMS method 4211
Softness (Softness gauge) ISO 17235 / IUP 36
Dynamic water absorption ASTM D 6014
Static water absorption ASTM D 6015
Permeability to water vapor (MVTR) ASTM D 5052
Fogging (automotive) SAE J1756 etc
Thickness ASTM D 1813 & 1814