Hi, Heavy copper PCBs are made on thick copper foil and super-thick copper foil. This thickness can be as thick as 105 μm (≥ 3 oz) ~ 350 μm (≥ 10 oz). Heavy copper PCBs are mostly the high current substrates. They have two major applications: 1. Power Supply Module: Network products, base station equipment, etc. 2. Automotive Electronic Components: Industrial control, power modules, etc. If you are interested in heavy Copper PCB, we are willing to share our price with you. Thanks for your time to check this e-mail and hope to hearing from you soon. Wish you All the Best! Ivy Deng | Business development Bicheng PCB | sales10@bichengpcb.com | website: www.bichengpcb.com Material partners: Rogers, ITEQ, SHENGYI, TAIYO, KUANGSHUN P Please consider your environmental responsibility before printing this e-mail If you do not want to receive emails from Bicheng about marketing communications and special offers, reply as “remove” in the subject line.