CoolrunnerTwo
Performance Pads

Vehicle Parts  /  Transit/Coach Bus  /  Coolrunner Two Ultra Performance Brake Pads

ProTec’s CoolrunnerTwo ultra disc pad delivers very low rotor wear and provides high temperature stability and consistent stopping power in even the toughest applications. Our “No Fade" technology assures a safe and controlled stop every time. CoolrunnerTwo meets or exceeds OE brake system specifications and FMVSS121 federal safety standards at a 28,600lbs axle rating.

transit-coach-bus-brake-clutch-parts
 

Coolrunner Two Brake Pad Specifications

COLOR
Black

STRUCTURE
Rigid

COMPOSITION
Semi-Metallic

MAIN FIBER
Synthetic Resin System

TYPE OF SERVICE
Dry

COEFFICIENT OF FRICTION
0.45 Normal (μ) 0.44 Hot

WEAR RATE
Excellent

SHEAR IMPACT STRENGTH
2.198 (GB5763-2800)

MECHANICAL RESISTANCE
Tensile Strength 3737 (ASTM D638-91)
Flexural Strength 12,559 (ASTM D790-97)
Compressive Strength 15,634 (ASTM D695-91)

HARDNESS 89

DENSITY 3.23 (SAEJ380)

MAX. RUBBING SPEED 4400 ft/min

MAX. DRUM TEMPERATURE 850 F

MAX. PRESSURE 200 psi

 

The above test data is provided for informational purposes and represents standards in controlled laboratory settings. Actual performance will vary by application and operating conditions.