GSquare flags PCB resin surge

Printed circuit boards are the boring part of electronics — until they suddenly get expensive and hard to source. That is what happened this week. A raw-material shock tied to the April strike on Saudi Arabia’s Jubail petrochemical complex is now rippling into PCB supply, and that matters because PCBs sit inside basically every electronic product. The immediate trigger is a shortage of high-purity PPE resin, one of the chemicals used to make PCB laminates, plus tighter copper foil and glass-fiber supply. (usnews.com) ### What actually broke? The choke point is SABIC’s production at Jubail. Iran’s strike in early April halted output of high-purity polyphenylene ether, or PPE, and SABIC appears to control about 70% of global supply for that niche grade. That is a nasty concentration risk — one facility goes(usnews.com)en if buyers can find it. (usnews.com) ### Why does PPE resin matter? Because PCB makers do not buy “boards” out of thin air. They buy laminates and prepregs built from resin systems, glass cloth, and copper foil, then turn those into finished boards. If the resin layer gets scarce, the problem shows up upstream first, but it does(usnews.com)e electronics stack. (handbook.dannie.cc) ### How big is the price move? Big enough that nobody in electronics procurement can shrug it off. Goldman Sachs said PCB prices rose as much as 40% in April from March. At the same time, copper foil prices were up as much as 30% this year, and shortages in glass fiber added another squeeze point. This is not one material misbehaving. It is a stackup problem — several inputs tightening at once. (globalbankingandfinance.com) ### Why are lead times jumping too? Because buyers are no longer just negotiating price. They are chasing allocation. One executive told Reuters that epoxy resin lead times stretched to 15 weeks from three weeks before. That is the kind of move that changes planning behavior fast. A normal replenishment loop stops working when your chemical input suddenly takes five times longer to arrive. (cybernews.com) ### Why does this hit EMS companies so directly? EMS firms live in the middle. They quote customers on finished assemblies, but they buy boards and components on imperfect forecasts. When board materials spike, landed cost rises. When lead times stretch, reorder points move earlier. And when you pull inventory in too aggressively, you create obsoles(cybernews.com)is that the “safe” move — buying more — can become the expensive mistake. (globalbankingandfinance.com) ### Why is AI making this worse? Because PCB prices were already climbing before the strike. Demand for AI servers had been pushing the market tighter since late 2025, and that scramble accelerated in March as manufacturers tried to secure supply. So this is not a cold market hit by a random shock. It is a hot market hit by a supply outage. That is why buyers are still accepting higher prices instead of waiting it out. (globalbankingandfinance.com) ### Who feels it first? High-mix electronics manufacturers, PCB fabricators, and big buyers of advanced server hardware feel it first. But the cost does not stay there. If the outage drags on, the pressure works its way into smartphones, PCs, networking gear, and AI infrastructure budgets. Boards are too universal for this to stay a niche industrial story. (usnews.com) ### Bottom line? This is a materials shock hiding inside an electronics story. The headline number is the 40% PCB jump, but the more important signal is the combination of concentrated resin supply, longer chemical lead times, and already-strong AI demand. That mix usually means tighter allocation, uglier pricing, and much less room for procurement mistakes over the next few quarters. (globalbankingandfinance.com)