The Physics Behind Bat Rolling

Everyone knows that a composite and a woodenmasts, airplane parts, car parts and the list of
bat to a lesser degree becomes a far morethings made from polymer fiber composites
effective bat after 500-600 hits but notincreases every day.
everyone understands why? Is there some magicThe Problem
involved? Also, if a bat can get better with use isComposite bats made by this process using
is possible that the opposite is true? Is theregraphite are fantastic but they do have one
some process by which a bat can become lessshortcoming when they come off the assembly
effective for hitting balls?line. That is that the polymers and the fibers are
A Worse Batin fact too solidly bound together reducing the
The truth is that there are a number of things"spring". The problem is that there is no point in
that can be done to a bat to make it worse suchthe process where this can be remedied without
as painting it with a triple thick coat of enamel. Itseffecting the integrity of the overall process.
all hypothetical though, because there really is noA Better Process for a Better Bat
point in making a bat less effective at that it isBy rolling a composite bat between to hard
used for.rummer wheels the bat is effectively broken in
Composites in Manufacturingby duplicating the same process that would take
The group of materials that are used in theplace by hitting 500-600 balls. There is one notable
manufacture of a composite bat are used todifference though and that is that by doing it with
make numerous consumer items. Fibers ofa rolling machine, the process is distributed evenly
graphite, carbon or glass, bound together byover the entire bat eliminating any weak or soft
polymers in a linear fashion and that is it. Sail boatspots.