三轮车前面刹车大会

1.They are mainly made in aluminum,asbestos and rubber. shear strength and friction propertiesof brake block meet our national standard: QC/T226-1997 Inspection itemMeasurement unitStandard requirementInsepction resultsRatingFriction coefficient ---100°c0.30-0.60Heating:0.43Cooling:0.40Qualified150°c0.30-0.60Heating:0.47 Cooling:0.40Qualified200°c0.30-0.60Heating:0.45 Cooling:0.43Qualified250°c0.25-0.60Heating:0.42 Cooling:/QualifiedFriction ratio10-7cm3/Nm 100°c``0-0.510.25Qualified150°c``0-0.510.31Qualified200°c``0-0.770.42Qualified250°c``0-1.200.96QualifiedDesignated friction coefficient100°c0.40±0.08+0.04Qualified150°c0.40±0.10+0.05QualifiedBonding shear strengthMPa≥3.54.07Qualified2.They are used in front of tricycles,no noise and no dust,high effect in braking. 3.The casting surface has been gotten through the treatment of aging, preservative and sand blast.the surface is anticorrosion. 4.Good service and prompt delivery These are ourthree-wheel motorcycle front aluminumbrake assemblies series: