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Common rubber jacketed flexible cable sheathing compound

This product is produced according to requirements of national standard GB/T7594.4-87 and is suitable for common rubber jacketed flexible cable.
Indicator requirements and measured performance

No. Item Unit Standard requirements Measured value
1 Tensile strength MPa ≥7.0 8.0
Elongation at break % ≥300 350
2 Air oven aging test                         75±2℃×240 h
Tensile strength change rate   % ±20 8
Elongation at break       % ≥250 320
Change rate of elongation at break    % ≤-20 -15
3 Thermal extension test                        200±3℃×15 min×0.2N/mm2
Elongation under load % ≤175 50
Permanent deformation after cooling % ≤25 10

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