In addition to gum residue(in addition to gum residue)CL-8202
Product Description
In addition to gum residue CL-8202 can will already Peng loose base material and gum residue after softening carry on biting eclipse to drop and make the epoxy of bore wall formed a kind of beehive-like in shape tiny rough surface, with benefit at the adsorbing of Ba, and can strengthen combining of the chemistry copper layer and epoxy base material ability, keep bore wall from separation and blow the creation of bore.
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