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ProcessEngrGal
Guest	Posted: Mon May 16, 2026 11:51 am    Post subject: Backside chipping on bga substrate   Hi, Nice day! I like to know what are the root cause that cause backside chipping on substrate after sawing? It often happen on the last cutting saw line. Is it due to blade sawing during sawing process or during molding procewss due to mold void? Cheers ProcessEngrGal
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