[ Qualita Bike ] TN-R1F Road Bike Frame Review.

How we transforming the raw aluminum road bike frame into a well paint frame?
As you can see, here is the raw frame which is just welded from production lines.
We are going to make the decal design.

New Designed Lugged Frame YH-130320-3

Great Design For Lugged Frame

New Designed Lugged Frame YH-130320-2

Great Design For Lugged Frame

New Designed Lugged Frame YH-130320-1

Great Design Fillet Brazed Frame

Fillet Brazing is another method of joining frame tubes without lugs. 

A lower temperature process than welding, uses a bronze rod to create a fillet. 

It is more labor intensive, and consequently is less likely to be used for production frames.