Regarding this, how do you smooth a Pinewood Derby axle?
Use wet/dry sandpaper starting with CAMI 400 grit (30 micron = 30 μm = 0.03 mm). Cut the sandpaper into 1/4" strips that are several inches long. Dip the paper in water and sand the exposed portion of the axle for approximately 30 seconds with the axle rotating at high speed. Don't forget to polish under the axle head.
Beside above, how can I make my Pinewood Derby wheels faster? How to Build a Fast Pinewood Derby Car in 6 Steps
- Step 1: Reduce friction to speed up your car.
- Step 2: Lubricate Axles and Wheels.
- Step 3: Prepare and Polish Axles - Essential for Speed.
- Step 4: Balance and tune your Wheels to Maxiumize Speed.
- Step 5: Add Weight to Increase Inertia.
Keeping this in consideration, should I sand my Pinewood Derby wheels?
Lightly Sanded BSA Wheels This wheel should be legal in pinewood derby races that specify any of the following: Wheel diameter must be greater than 1.18". The wheels may be slightly sanded to remove any mold marks but may not be modified in any other way.
How do you balance Pinewood Derby wheels?
All tires are out of balance even though they were turned on a lathe. You then balance out the wheel by removing the excess weight from the heavy side or by adding weight to the light side [by adding nail polish or something] until a balanced wheel is achieved.
Where do you bend Pinewood Derby axles?
One way is to first bend the axle with the Pro Axle Press and Pro Rail Rider Tool. Then, before you remove the axle, place a black dot on the head at the most downward position (6:00). When the axles are later installed the black dot will be placed straight up at the 12:00 position.What makes Pinewood Derby fast?
Seven Steps for Making the Fastest Pinewood Derby Car. 1. Max out your Pinewood Derby car's weight at 5 ounces and make sure the heaviest part is about 1 inch in front of the rear axle. (Don't put it too far back, or your Pinewood Derby car will become unstable and pop a wheelie.)What do you polish Pinewood Derby axles with?
Most axle polishing processes use a series of fine grit sandpapers to polish the metal surface of the axle shaft. The abrasiveness, or coarseness, of sandpaper is usually expressed as “grit”. The lower the grit number the more course the sandpaper will be.Where is the best place to put the weight on a Pinewood Derby car?
PUT MOST OF THE WEIGHT IN THE BACK Science says the heaviest part of your car should be about 1 inch in front of the rear axle.Can a Pinewood Derby car have 3 wheels?
— Make a Three-Wheeler: Raise one wheel about 1/16 inch higher so it never actually touches the track. Less friction = more speed. Rules vary from pack to pack, so make sure to check your pack's Pinewood Derby rules to make sure three wheelers are allowed in your race.How do you put graphite on Pinewood Derby wheels?
How to apply graphite:- Insert a wheel into an axle.
- Hold the wheel down.
- Tap the wheel several times with your finger to move the graphite throughout the wheel.
- Hold the axle horizontal and spin the wheel with your finger several times.
- Repeat steps 2 through 4 several times.
- Attach the wheel and axle to your car.
