HR-QET

HR-QET

HR-QET is a wet-mixed tread compound specially formulated for new-energy electric heavy-duty trucks. It ensures uniform filler dispersion while delivering high tensile strength, excellent tear resistance, and superior wear and cut resistance. Designed to meet the high-load, high-torque operating conditions of electric heavy trucks, it offers outstanding heat aging resistance and stable dynamic performance, effectively extending tire mileage and service life.

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HR-QET

Product Description

HR-QET is a wet-mixed tread compound specially formulated for new-energy electric heavy-duty trucks. It ensures uniform filler dispersion while delivering high tensile strength, excellent tear resistance, and superior wear and cut resistance. Designed to meet the high-load, high-torque operating conditions of electric heavy trucks, it offers outstanding heat aging resistance and stable dynamic performance, effectively extending tire mileage and service life.

Performance Metrics

Test items HR-QET Inspection criteria
Appearance Uniform color, no visible impurities Estimate
Tensile strength, MPa ≥27 GB/T528-2009
Elongation at break, % ≥550 GB/T528-2009
Tear strength, kN/m ≥110 GB/T528-2008
300% modulus at break, MPa >13 GB/T528-2009
Hardness, Shore A 63±2 GB/T531.1-2009
Rebound rate, % 45±2 GB/T 1681-2009
Abrasion loss, cm³/1.61 km ≤0.20 GB/T 1689-2014
Cutting reduction, g ≤0.5 GB/T 46605-2025
Aging coefficient ≥0.6 GB/T 3512-2014

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