WHY CHOOSE US?
BETTER CLUTCH DISC
ETFACE Factory | Some Other Factory |
Steel disc material
 Material: 65Mn with heat treatment, stronger and keep flat. |  Material: 45# no heat treatment, less strong, easy to get broken. |
Springs material and life
 Material: 55CrSi, no broken, life for at least 7 years for perfect performance. |  Material: 65Mn,or 60Si2Mn, easy to get broken，working time less than 6 Months,Not comfortable when change the shift |
Facing material
 Material:Raybestos and upon to the requirement from customers,Durable, feel comfortable when drive.More copper inside the facing to enable the higher heat fluxes. |  Material: Bad material, less life time. |
Hardness
 The hardness for this parts is: HV500-600,with perfect heat treatment, the thickness of heat treatment is:0.2-0.4mm. Strong enough to prevent the spring from coming out. |  No heat treatment, result in the coming out of the spring. |
Hub Heat treatment
 High Frequency Heat Treatment to ensure the surface hardness,to have long-life working. |  No heat treatment.No long-life working. |
The thickness of the facing
 Reach 3.7-3.85mm to have more using time. |  Less than 3.4mm. |
Confortable driving
 With the damper springs, middle size damper springs and pre-damper springs. Ensure the comfortable driving. |  Just have the damper springs, no middle-size damper springs,no pre-damper springs. No comfortable driving. |
Cushion segment
 1. With the cushion segment same as SACHS 2. With the wave on the cushion segment same as SACHS 3. Material:65Mn Make sure feel soft and comfortable when change the shift during the driving. |  No cushion segment or no wave on the cushion segment. Feel uncomfortable when change the shift. |
Rivet diameter
 Rivet diameter is 7.94mm, Strong, never broken during working. |  It is 6.46mm, easy to get broken when heavy loading. |
1878006129 size
 Size:252mm, the same as SACHS size.Can bear more power torque.Can be used for more horsepower engine. |  Size: 232mm, not the same as SACHS size. |
Where the Steel Disc touching the damper springs
 The steel disc is standing and touching the middle of the damper springs,the same as SACHS. |  The steel disc is not touching the middle of the damper springs, not the same as SACHS, which results in the popping out of the springs when change the shift during the driving. |
Inner Packing protection
 SACHS packing and other protection packing available, to avoid any damage. |  No better protection. |
