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Dual Ball Bearing Architecture vs. Rifle Bearing Architecture vs. Sleeve Fan Architecture vs. 1 Ball 1 Sleeve Architecture.

http://www.coolermaster.com/index.php?LT=english&Language_s=2&url_place=discovery_detail&serial=46

2003-11-20 Different bearing type meet various needs
As consumers demand smaller, faster computer systems, OEM design engineers race to create systems with compact, more powerful microprocessors and chipsets. However these compressed designs provide engineers with a new enemy – that's what we called heat/thermal. In minutes, densely packaged microprocessors or compact electronic systems can generate enough heat to destroy your data. Therefore these microprocessors or compact electronic system need a reliable fan that will maintain system cooling.
Basically there are two bearing type used widely; ball bearing and sleeve bearing. Besides, rifle bearing is a new technique to increase the performance of traditional sleeve bearing. The last one is the combination of ball bearing and sleeve bearing which is called 1 Ball 1 Sleeve. CoolerMaster uses these 4 kinds of bearing type to support the cooling devices. So let's us take a look on the differences of these bearings.

Dual Ball Bearing Architecture.
This kind of bearing is constructed by two metal ball. PC Gamer should know this stuff. It is suitable for high speed fan. With 50,000 hours of life expectance, it will surely support the PC mania in their virtual life. Without turning off your PC 24 hours a day 365 a year, you can use it for 5,7 years. It is an amazing figure for PC equipment life. Our new CPU coolers which use this bearing are Jet 7, Jet 4, Aero 4, Aero 7+. They are all PC Enthusiast Cooler. It will make your CPU feel like JET. Nobody can tell you how it feels until you use it yourself.

Rifle Bearing Architecture.
Next cool bearing is Rifle Bearing. This is a new discovery in fan world. It is suitable for the one who demands low noise. It\'s the best low noise emission among four bearing. The core part of its structure is the rifle as the heart of the system. It is improvement of sleeve bearing, where it offers better life expectance than sleeve bearing which around 40,000 hours. Neon LED Series use this kind of bearing for their fan.

Sleeve Fan Architecture.
This bearing type will be enough for regular users. The price will be a consideration for regular users who don't demand the best but a good price. Overclock manias are not recommended to use this type.


1 Ball 1 Sleeve Architecture.
A combination of ball and sleeve will give different options for users. A better noise level than dual ball bearing, with stable speed and high heat endurance, it will give a desirable air flow in your case.

If you are the ones who demand for the cooling performance you will slightly be annoyed by its sound, that's the consequences. Lately CoolerMaster CPU cooler has its own switch to adjust its speed. It will also be a switch to control the noise level emits by the fan. As an end-user you have to select your desired types to meet your needs.