Metal-ceramic bronze-graphite friction material with high content of ceramic components and graphite, designed for a dry friction use.
Material characteristics :
Typical area of use :
Suitable as a dry friction material for medium and heavy workloads, e.g. disc brakes for the aircraft or for a heavy earth machinery.
Recommended operating conditions :
Specific pressure : p < 3.5 MPa
Sliding speed : v < 40 m.g-1
Temperature sustained : 450°C
Short term temperature : 800°C
Friction surface : steel, cast iron, cast steel
Friction data :
Dynamic coeff. of friction fdyn : 0.350 – 0.550
Static coeff of friction fstat : 0.450 – 0.530
Physical – Mechanical characteristics :
Density : γ = 4.6 g/cm3
Specific heat : c = 5.1kJ/kg.K
Coeff. of thermal conductivity : λ = 4.0 W/m.K
Co-eff of thermal expansion : α* = 17.6 x 10-6/K
Modulus of elasticity : Ep = 393 MPa (under compress.)
Tensile strength : δdt = 26MPa
Shearing strength : δds = 53MPa
Friction characteristics :
The course of the friction coefficient, specific abrasive wear and temperature were measured on the laboratory testing bench under the following conditions.
Specific pressure : p = 0.5 – 3.0 MPa
Sliding speed : v = 10 – 30 m.s-1
Friction surface : special cast iron CNMCH
Kateel was founded in 1984 with a vision of being a high quality supplier of critical engineering components. Our vision is matched by our determination and dedication to exceed customer expectations in the levels of service and product quality. Since 2002, our quality management system for the design, manufacture and supply of braking systems has been assessed and approved to be in compliance with ISO 9001:2000.
Our products are exported to Europe and Australia, and we are also the distributors for Svendborg in India.
The wide range of our products finds special industrial use in the following areas:
? and pretty much any industrial application that involves stopping or starting of machinery.