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Why Is It Said That Clutches Are Afraid of Heat? Three Hazards of High Temperature To Clutches

Views: 672     Author: Site Editor     Publish Time: 2026-05-04      Origin: Site

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The clutch is not afraid of being used every day, but it is afraid of high temperatures. When it is working normally, it will generate heat by itself, but if the heat dissipation is in line with the heat generation, that is normal. However, if it is frequently overloaded when climbing slopes, started in half engagement, or frequently started and stopped, the heat will accumulate more and more and cannot be dissipated. Then problems will arise. Many mechanics can tell at a glance that this clutch has been damaged by heat.

Hazard 1: The friction materials become scorched, and the power begins to slip.

The surface of the clutch plate is coated with a layer of friction material. This material is designed within a certain temperature range. Once the temperature exceeds the limit, the surface will harden and become smooth. As a result, when you step on the accelerator, the engine speed is very high, but you can't move. This is called slipping.Do you think that's the end? No, it will continue to heat up, getting hotter and hotter as it slips, in a vicious cycle, until it breaks down.

Hazard 2: The clutch pressure plate warps due to heat, causing the vehicle body to shake.

When the high temperature is transferred to the pressure plate, as its metal surface becomes soft due to heat, the working surface will develop ridges or become uneven. This causes the clutch plate to fail to grip properly. When starting, some areas of the plate are pressed tightly while others are pressed loosely. As a result, there will be "clunking" vibrations during starting.

Hazard 3:Dry grinding of clutch bearings.

The separation bearing is one of the most overlooked components in the clutch system. However, it has a crucial function. When the clutch is depressed, it will push forward and open the pressure plate, cutting off the power.

For the bearing to function properly, it requires lubricating oil. When exposed to high temperatures, the lubricating oil will deteriorate and eventually dry out. At this point, the bearing will grind dryly, and you will hear some squeaking sounds. If you don't pay attention and keep driving, the bearing will wear out more and more severely, until it gets stuck or breaks apart. Such damage is irreversible.

Summary: High temperature of the clutch is a hidden killer.

You must keep in mind the above three points: smell and hear them, and never ignore them. Then how to avoid them? You also need to remember the following three points:

  1. Reduce long-term semi-engagement

  2. Prevent heavy-load climbing

  3. Select suitable high-temperature-resistant materials for harsh conditions

Avoiding high temperatures depends on good habits and good products. The BEWO clutch kit is designed to withstand high temperatures and resist impacts, specifically for harsh working conditions. Transforming "fear of heat" into "tolerance of heat", BEWO is the solution.

Please click to watch our product video.

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