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Carbon Rim Brake Track Types Explained: UD, Basalt, 3K, Twill & Grooved
2021-10-12The market for rim-brake carbon rims has shrunk over recent years, displaced by disc-brake carbon rims which have emerged as the standard. Nevertheless, rim-brake carbon wheels remain a popular pick among many race riders, largely owing to their superior light weight. Meanwhile, a segment of rim-brake riders still own perfectly functional rim-brake frames, so they opt to upgrade to new rim-brake carbon wheels.
1. What Is a Carbon Rim Brake Track?
2.Carbon Rim Brake Track Types Explained
ORNANBIKE offers five braking surface options for 700C rim-brake carbon rims for customization. They differ in their visible surface structure, material selection, or surface treatment.
2.1 UD Carbon Brake Track

2.2 Basalt Brake Track — Basalt Fiber-Based Surface

2.3 3K Carbon Brake Track — Woven Carbon Surface

2.4 3K Twill Brake Track — Diagonal Carbon Weave

2.5 Grooved 3K Twill Brake Track — Textured Braking Surface

We have 5 brak track surface options for professional cyclists to choose from. The high TG resin temperature of the 255° brake track solves the heating problem on the bicycle wheel of the rim brake.
If you have special requirements for the brake system, Grooved 3K twill will be your best choice.
The grooved track helps to evacuate trapped moisture between the brake pad and carbon rim under wet. it bears a higher temperature while braking, but for faster braking heat elimination. More friction, less lever force needed, and shorten about 30% braking distance. More friction to shorten the braking distance.
3. Explore ORNANBIKE Carbon Rim Brake Options
For bicycle brands and professional wheel builders or riders who wanted to upgrade your rim brake carbon rim, available options can be discussed alongside rim width, rim depth, tire configuration, and OEM/ODM customization requirements.
Explore our 700C Carbon Rim Brake Clincher Series | 700C Carbon Rim brake Tubular Series | 700C Carbon Rim brake wheels series, or contact the ORNANBIKE team(info@ornanbike.com) to discuss suitable brake track configurations.