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巖棉板廠家為您介紹巖棉板的各種性能

添加時間:2022-07-26 15:11:54    文章來源:

  巖(yan)(yan)棉板(ban)廣泛應用于(yu)船(chuan)舶、冶(ye)金(jin)、電力、建筑等行業。該材料施工安裝(zhuang)方便,節(jie)能(neng)效(xiao)果(guo)顯著,性價比高。巖(yan)(yan)棉板(ban)可(ke)應用于(yu)工業、建筑、船(chuan)舶和農業。然而,許多人(ren)對巖(yan)(yan)棉板(ban)的特點了解(jie)不夠(gou)全面。讓我們來看(kan)看(kan):

  1.保溫性能

  目前,在(zai)家(jia)庭建筑保(bao)溫(wen)領域,人們(men)(men)對(dui)巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)應用有一個(ge)(ge)普(pu)遍的(de)(de)(de)誤解:人們(men)(men)認為(wei)(wei)巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)機械強(qiang)度(du)與密(mi)度(du)是分不開的(de)(de)(de),這兩個(ge)(ge)指標是一種(zhong)成比例的(de)(de)(de)關(guan)系,即(ji)為(wei)(wei)了提高機械強(qiang)度(du),必須(xu)提高巖(yan)(yan)棉(mian)(mian)(mian)的(de)(de)(de)密(mi)度(du)。這樣會提高巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)導(dao)(dao)(dao)熱(re)(re)(re)率,從(cong)而削弱巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)隔熱(re)(re)(re)性(xing)能,給員(yuan)工的(de)(de)(de)施工帶來不必要的(de)(de)(de)麻煩。正確(que)的(de)(de)(de)方法是在(zai)不犧牲巖(yan)(yan)棉(mian)(mian)(mian)板(ban)機械強(qiang)度(du)的(de)(de)(de)情況下,在(zai)生產過程(cheng)中保(bao)持(chi)巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)平均(jun)密(mi)度(du),盡產品的(de)(de)(de)導(dao)(dao)(dao)熱(re)(re)(re)系數。事實上,巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)導(dao)(dao)(dao)熱(re)(re)(re)性(xing)變化與纖(xian)維的(de)(de)(de)直(zhi)徑和方向以及巖(yan)(yan)棉(mian)(mian)(mian)板(ban)的(de)(de)(de)密(mi)度(du)有關(guan)。總之,導(dao)(dao)(dao)熱(re)(re)(re)率越低(di),保(bao)溫(wen)效(xiao)果越好。

  2.機械強度高,負荷低

  定向(xiang)(xiang)巖棉(mian)(mian)板(ban)(ban)采(cai)用(yong)非常合理的(de)巖棉(mian)(mian)纖維布局,確保(bao)巖棉(mian)(mian)板(ban)(ban)的(de)上(shang)密(mi)度遠大于下(xia)密(mi)度。目的(de)是提(ti)高定向(xiang)(xiang)巖棉(mian)(mian)板(ban)(ban)的(de)表面強度。該方法(fa)生產的(de)巖棉(mian)(mian)板(ban)(ban)不僅能承受長(chang)期均勻載荷,還能將點(dian)載荷轉(zhuan)化為均勻載荷,從而提(ti)高整個建筑中巖棉(mian)(mian)板(ban)(ban)的(de)抗(kang)壓強度。

  與普通巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)相比,定向巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)內側(ce)具有一定的(de)(de)柔軟度(du)(du)(du)(du)。因此(ci)(ci),施(shi)工(gong)過程(cheng)中更容易緊(jin)密(mi)粘附在基材上,避免(mian)循環空氣層(ceng)造成的(de)(de)熱損失,降低施(shi)工(gong)難(nan)度(du)(du)(du)(du),提(ti)高保溫效果。定向巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)的(de)(de)機(ji)械強度(du)(du)(du)(du)也與巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)纖(xian)(xian)(xian)(xian)維(wei)本身的(de)(de)性(xing)(xing)能密(mi)切相關。從(cong)巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)纖(xian)(xian)(xian)(xian)維(wei)的(de)(de)化(hua)學成分來看(kan),酸性(xing)(xing)氧(yang)化(hua)物(wu)(wu)有利于提(ti)高巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)的(de)(de)彈(dan)性(xing)(xing)。堿(jian)性(xing)(xing)氧(yang)化(hua)物(wu)(wu)雖然能降低熔融溫度(du)(du)(du)(du)和粘度(du)(du)(du)(du),但(dan)不利于長巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)纖(xian)(xian)(xian)(xian)維(wei)的(de)(de)生產,在高濕度(du)(du)(du)(du)環境(jing)下性(xing)(xing)能不穩(wen)定。因此(ci)(ci),定向巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)中堿(jian)性(xing)(xing)氧(yang)化(hua)物(wu)(wu)含量較低。纖(xian)(xian)(xian)(xian)維(wei)紗線(xian)在巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)生產過程(cheng)中打褶,使(shi)纖(xian)(xian)(xian)(xian)維(wei)與水(shui)平方向交錯成一定角度(du)(du)(du)(du)。目的(de)(de)是將巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)纖(xian)(xian)(xian)(xian)維(wei)結構從(cong)水(shui)平纖(xian)(xian)(xian)(xian)維(wei)結構轉變為垂(chui)直纖(xian)(xian)(xian)(xian)維(wei)結構,從(cong)而提(ti)高巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)的(de)(de)綜合(he)機(ji)械強度(du)(du)(du)(du)。此(ci)(ci)外,由于巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)纖(xian)(xian)(xian)(xian)維(wei)中堿(jian)性(xing)(xing)氧(yang)化(hua)物(wu)(wu)的(de)(de)含量相對較低,定向巖(yan)(yan)(yan)棉(mian)(mian)(mian)(mian)板(ban)(ban)也具有較好的(de)(de)耐老化(hua)性(xing)(xing)和厭水(shui)性(xing)(xing)。

  3.防水性能

  提(ti)高定(ding)向(xiang)巖(yan)棉(mian)(mian)板的(de)(de)(de)(de)防(fang)水性能主要(yao)有兩種方法:1。通過自身的(de)(de)(de)(de)纖(xian)維(wei)(wei)布置結(jie)構。2.添加適量的(de)(de)(de)(de)防(fang)水劑。良(liang)好的(de)(de)(de)(de)防(fang)水劑可用(yong)于(yu)巖(yan)棉(mian)(mian)纖(xian)維(wei)(wei)的(de)(de)(de)(de)表面處理,防(fang)水劑牢(lao)固附(fu)著在(zai)(zai)每個巖(yan)棉(mian)(mian)纖(xian)維(wei)(wei)的(de)(de)(de)(de)表面,形成(cheng)穩定(ding)耐用(yong)的(de)(de)(de)(de)網絡結(jie)構。在(zai)(zai)防(fang)水劑的(de)(de)(de)(de)作用(yong)下,水滴(di)不能進入巖(yan)棉(mian)(mian)纖(xian)維(wei)(wei),因此(ci)提(ti)高了巖(yan)棉(mian)(mian)板的(de)(de)(de)(de)防(fang)水性能。

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