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DENSO Technology – Leading the World
- In 1999, DENSO introduced the world’s first 12-hole (opening) fuel injector (C60) – successfully reducing the atomized particle size to 65 µm.
- In 2002, DENSO introduced a UC injector with uniquely shaped fuel injection openings. These fuel injection openings reduce the fuel spray particle size to 50 µm.
Types
| Type |
Number of fuel injection openings |
Fuel injection opening features |
| C60 |
12 |
Fuel injection opening area is uniform. |
| UC |
12 |
Fuel injection opening area gradually increases. |
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Cross-Section of Fuel Injection Openings

Benefits and Features
- Small fuel spray particles
- The fuel flow to the fuel injection opening in the injector is improved – reducing the particle size of fuel spray (C60, UC).
- The fuel injection opening area gradually increases, resulting in further reduced particle size of fuel spray (UC).
- High responsiveness
- Industry-leading fuel injection responsiveness due to improved magnetic circuit and lighter-weight valve.
- Small size
- Sealing by welding results in smaller injector size. (C60, UC).
Structure of C60 Injector


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Copyright ® 2005 DENSO CORPORATION. All rights reserved. |
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