Вообще, макрофлекс- очень интересный материал с точки зрения демпфирующе/укрепляющих пропиток.
как-то на прошлой работе экспериментировал с раствором макрофлекса в ацетоне для пропитки диффузоров больших (18") динамиков.
при очень небольшой прибавки в весе (около 1-2г) получались офигенно- (другого слова просто не придумать) прочные диффузоры…
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