Physical characteristics heel grounder rubber
Thickness 2.0 – 2.7mm
Elongation: 330%
Tension: 44.0 Kg/cm2
Hardness: 73˚ ± 10%. Shore A black side
66˚ ± 10%. Shore A white side
Abrasion: 300 mm3 wear of black side
Tear resistance: 26.4kg/cm2
Electrical characteristics
Time of Charge Decay : Less than 0.02 seconds
Conductivity: black side 50× 103 Ω ± 25%.
white side insulative .
Resistor: 1.00 × 106 Ω ± 1%.
Conductive Ribbon: 9.0 × 103 Ω ± 10%.
Total Resistivity of heel grounder circuit: 1 × 106 Ω ± 15%.
Dimensional and appearance characteristics
Conductive Ribbon Tab: Multi-strand, carbon suffused nylon on woven polyester 10mm x 50 cm± 10%.
Conductive Rubber Heel Cup:1” x 7”
Ankle Adjustment Mechanism: Black Velcro with Elastic Insert
Elastic size: 19mm x 10cm + 10%
Velcro size: 19mm x 20cm + 10% hook and loop