上(shang)海(hai)滿久電子科(ke)技(ji)有(you)限公司
聯系(xi)人(ren):李先(xian)生(sheng)
手 機:13817371428
座 機:021-69896133
網 址(zhi):dltangyu.cn
地 址(zhi):昆山市陸家鎮(zhen)順(shun)鐵路99號
電子產(chan)品貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)加工(gong)過(guo)程中,有(you)(you)很多因素會影響產(chan)品質(zhi)量,比(bi)如我們(men)常知道的(de)貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)加工(gong)設備、工(gong)藝、技術以及PCB板(ban)(ban)設計等,還有(you)(you)貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)加工(gong)材料的(de)選擇對產(chan)品質(zhi)量也有(you)(you)很大影響。選擇合適的(de)基(ji)板(ban)(ban)材料能有(you)(you)效提(ti)高(gao)產(chan)品性能,保(bao)證產(chan)品質(zhi)量。那(nei)么貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)加工(gong)中貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)材料有(you)(you)哪些呢?貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)加工(gong)中貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)材料主要有(you)(you)兩大類(lei)(lei)型,一是(shi)以金屬基(ji)貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)為(wei)代表有(you)(you)機(ji)類(lei)(lei)貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)材料;二是(shi)以陶瓷貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)和瓷軸(zhou)包覆銅貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)為(wei)代表的(de)無機(ji)類(lei)(lei)貼(tie)(tie)片(pian)(pian)(pian)(pian)(pian)(pian)材料。
1、金(jin)屬貼片:采用0.3mm-2.Omm厚的金(jin)屬板,如鋁板、鋼(gang)板、銅(tong)板與(yu)環氧樹脂(zhi)半固化(hua)片及銅(tong)箔三(san)者熱復合壓制而成。金(jin)屬板能實現大面積的貼片加工,且具(ju)有(you)下(xia)列性能特點:
(1)機械性能好:金(jin)屬(shu)基(ji)(ji)貼片具(ju)(ju)有(you)(you)很(hen)高(gao)的(de)機械強度和(he)韌性,優于剛性材料貼片,能用于大面積(ji)的(de)貼片加工,并能承接超重的(de)元器件安裝,此外,金(jin)屬(shu)基(ji)(ji)貼片還具(ju)(ju)有(you)(you)高(gao)的(de)尺寸穩定性和(he)平整度。
(2)散熱性能好:由于金屬貼片直接與半固化片相接觸,故有優良的散熱性能。上海貼片廠家用金屬貼片進行貼片加工,在加工時金屬貼片可以起到散熱作用,散熱能力取決于金屬貼片的材質與厚度以及樹脂層的厚度。當然,在考慮到散熱性能的同時,也應考慮到電氣性能,例如抗電強度等。
(3)能屏(ping)蔽電(dian)磁渡:在高頻電(dian)子線(xian)路中,防止電(dian)磁渡的(de)(de)輻射一直是(shi)設計師所(suo)關心的(de)(de)事,采用金屬基貼片則可以充當(dang)屏(ping)蔽板,起到屏(ping)蔽電(dian)磁渡的(de)(de)作用。
2、電(dian)子(zi)(zi)功能(neng)陶瓷(ci)材料:電(dian)子(zi)(zi)功能(neng)陶瓷(ci)是微(wei)電(dian)子(zi)(zi)器件的基(ji)本材料之一,具(ju)有以下優(you)勢(shi)作用:
(1)大規模集成電路用新型(xing)封裝(zhuang)材料(liao)和高頻絕緣(yuan)(yuan)用新型(xing)高性能絕緣(yuan)(yuan)陶瓷;
(2)可(ke)代替進口的新型微波(bo)陶瓷和(he)陶瓷電容器用介電陶瓷與鐵電陶瓷;
(3)大(da)規模集成電(dian)路用(yong)高性能(neng)貼片元件(jian)專用(yong)電(dian)子陶瓷(ci)原料與(yu)制(zhi)品(pin)。
關于(yu)貼(tie)片(pian)加工(gong)中貼(tie)片(pian)材料(liao)有(you)(you)哪些,今天就介紹到這里。貼(tie)片(pian)加工(gong)中貼(tie)片(pian)材料(liao)有(you)(you)多(duo)種類(lei)型,各具優(you)勢(shi),需要(yao)根據實際使(shi)用加工(gong)情況,選擇合適的貼(tie)片(pian)材料(liao),才能保證Z終(zhong)的產品成型質量(liang)。