Circuit Court boards muaj cov fiberglass tau siv dav hauv kev lag luam hluav taws xob vim lawv lub zog siab, thiab hluav taws xob rwb thaiv tsev. Txoj kev sib ntxiv ntawm cov boardcuit Court Board ua tau zoo hauv qab kev ntxhov siab thiab kev kub siab ib puag ncig.
Feem ntau, cov ntsiab lus ntawm cov iav fiber ntau ntau los ntawm 20% mus rau 60%, muab cov qauv txheej txheem ruaj khov rau cov laug cam. Lub caij no, cov tuab tuab ntawm cov laug cam sib txawv ntawm 0.4mm rau 4.0mm, tau raws li cov kev xav tau ntawm cov xwm txheej sib txawv. Ntau co-txheej Circuit Cours tau muab nyob rau hauv lub khw yog ua los ntawm zoo substrate M16, ua ke nrog cov txheej txheem tshwj xeeb ntsaws rau kom ntseeg tau tias qhov ruaj khov thiab kev ntseeg tau ntawm cov laug cam. Qhov tsawg kawg ntawm kab dav tuaj yeem ncav cuag 3mil, thiab qhov kab tsawg kawg nkaus yog 4mil. Tus ua kom zoo nkauj ua kom zoo ua kom muaj txiaj ntsig zoo ntawm qhov Circuit Court.