The Process of Removing Chrome from Wheels(injection moulding car parts Maria)
- source:NEWRGY CNC Machining
Chrome wheels are a popular choice for vehicle enthusiasts due to their sleek and mirror-like appearance. However, there may be instances where the chrome finish becomes damaged or outdated, requiring removal before applying a new coating or restoring the original look. In this article, we will explore the process of removing chrome from wheels using CNC methods, ensuring a smooth transition towards achieving the desired outcome.
I. Understanding CNC (Computer Numerical Control):
CNC machining is a technique that utilizes computer-controlled machinery to accurately remove material from a workpiece. This process enables precise cutting, shaping, and drilling with exceptional consistency. While it might not seem initially relatable to wheel refurbishment, CNC plays a crucial role in the overall effectiveness and quality of chrome removal.
II. Chrome Removal - Step by Step Guide:
1. Safety First:
Before undertaking any restoration project, it is imperative to prioritize safety. Equip yourself with protective gear such as gloves, goggles, and a face mask to safeguard against any potential hazards associated with chemical exposure or debris during the process.
2. Prepare the Workspace:
Select a well-ventilated area away from delicate equipment or furniture. Place a durable covering on the ground to catch debris and protect the surrounding environment.
3. Gather Necessary Materials:
a) Chemical Stripper: Choose an appropriate chemical-based stripper capable of removing chrome from metal surfaces effectively.
b) Protective Coating Remover (PCR): A PCR assists in dissolving underlying coatings underneath the chrome layer.
c) Sandpaper and Buffing Pads: Various grits of sandpaper are required to smoothen edges and buff out imperfections.
d) CNC Machine: Utilize a CNC machine for accurate milling and cutting of complex wheel designs.
4. Begin Stripping:
Using a brush or sponge, apply the selected chemical stripper over the chrome surface evenly. Allow the stripper to penetrate the chrome layer according to the instructions provided by the manufacturer. This process may take several hours or even overnight.
5. Rinse and Repeat:
After the suggested penetration time has passed, rinse off the chemical stripper thoroughly with water. Inspect the wheel for any remaining chrome areas. If necessary, repeat the stripping process until all chrome has been removed.
6. PCR Application:
To eliminate any remnants of underlying coating beneath the chrome layer, apply a protective coating remover specifically designed for this purpose. Allow ample time for the PCR to work its magic before rinsing it off completely. Be sure to follow the manufacturer's guidelines.
7. Sanding and Buffing:
Using varying grits of sandpaper, gently sand down any rough edges or imperfections that may have emerged during the stripping process. Progress through increasingly finer paper (e.g., 200, 600, 800, and 1200 grit) for optimal results. Once satisfied, utilize buffing pads in conjunction with an appropriate compound to polish the surface and bring back its luster.
8. CNC Machining:
For intricate designs or significant material removal, consider utilizing a CNC machine to carefully mill and cut strategic areas as required. This step improves precision and helps achieve the desired finish.
Removing chrome from wheels requires patience, caution, and adherence to proper techniques. Employing CNC methods enhances the accuracy and efficiency needed for achieving remarkable results. By following this step-by-step guide, enthusiasts can successfully remove the chrome layer, enabling them to either restore the original look or facilitate seamless application of a new coating. CNC Milling CNC Machining