通常測(ce)(ce)試紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)強度(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)檢(jian)驗(yan)(yan)標(biao)準(zhun)會(hui)有(you)(you)(you)(you)很(hen)(hen)多(duo)方面的(de)(de)(de)(de)(de)(de)(de)要(yao)(yao)(yao)求(qiu),例(li)如外觀(guan)質(zhi)(zhi)(zhi)量(liang)(liang)、印刷(shua)質(zhi)(zhi)(zhi)量(liang)(liang)、封閉質(zhi)(zhi)(zhi)量(liang)(liang)、尺(chi)(chi)寸(cun)(cun)公(gong)差(cha)(cha)、蓋折疊次(ci)(ci)數(shu)(shu)等(deng)(deng)要(yao)(yao)(yao)求(qiu)一(yi)般來(lai)(lai)說(shuo)要(yao)(yao)(yao)求(qiu)接合(he)(he)(he)規范,邊緣(yuan)整齊,不(bu)(bu)疊角,箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)面不(bu)(bu)允許有(you)(you)(you)(you)明顯(xian)損壞(huai)或(huo)污跡(ji)等(deng)(deng)圖案、字跡(ji)印刷(shua)清晰(xi),色(se)度(du)(du)(du)(du)(du)(du)一(yi)致,光亮(liang)鮮艷,箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)體(ti)內徑與(yu)設(she)計尺(chi)(chi)寸(cun)(cun)公(gong)差(cha)(cha)應保(bao)持在(zai)(zai)大(da)(da)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)±5mm,小箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)±3mm,外形尺(chi)(chi)寸(cun)(cun)基本一(yi)致,箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)體(ti)四(si)周無(wu)漏洞,各箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)蓋合(he)(he)(he)攏后(hou)(hou)(hou)無(wu)參差(cha)(cha)和(he)(he)離縫,印刷(shua)位(wei)置誤(wu)差(cha)(cha)大(da)(da)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)不(bu)(bu)超(chao)過(guo)(guo)7mm,小箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)不(bu)(bu)超(chao)過(guo)(guo)4mm,瓦(wa)楞(leng)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)搖蓋經(jing)開(kai)、合(he)(he)(he)180度(du)(du)(du)(du)(du)(du)往復(fu)折疊5次(ci)(ci)以上(shang)(shang),一(yi)、二類箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)面層和(he)(he)里(li)層、三類箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)里(li)層裂(lie)縫長(chang)度(du)(du)(du)(du)(du)(du)總和(he)(he)不(bu)(bu)大(da)(da)于(yu)(yu)70mm,測(ce)(ce)試時(shi)(shi)將(jiang)瓦(wa)楞(leng)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)放(fang)在(zai)(zai)兩壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)板(ban)之間,加(jia)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)至(zhi)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)潰時(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li),即(ji)為紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du),用(yong)(yong)(yong)(yong)(yong)KN表示。紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)向(xiang)來(lai)(lai)是(shi)(shi)許多(duo)商(shang)品包(bao)裝(zhuang)要(yao)(yao)(yao)求(qiu)的(de)(de)(de)(de)(de)(de)(de)最(zui)(zui)重要(yao)(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)質(zhi)(zhi)(zhi)量(liang)(liang)指(zhi)標(biao)原(yuan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)是(shi)(shi)決(jue)定(ding)(ding)(ding)(ding)(ding)(ding)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)縮強度(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)決(jue)定(ding)(ding)(ding)(ding)(ding)(ding)性(xing)因素,由kellicutt公(gong)式(shi)即(ji)可看出。然(ran)而(er)瓦(wa)楞(leng)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)生產(chan)(chan)過(guo)(guo)程中(zhong)(zhong)其他條件(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)影(ying)響也不(bu)(bu)允許忽(hu)視,如粘合(he)(he)(he)劑用(yong)(yong)(yong)(yong)(yong)量(liang)(liang)、楞(leng)高(gao)(gao)變化浸(jin)漬(zi)、涂布(bu)、復(fu)合(he)(he)(he)加(jia)工(gong)處理等(deng)(deng)。紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)要(yao)(yao)(yao)求(qiu)有(you)(you)(you)(you)一(yi)定(ding)(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)(de)(de)耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du),是(shi)(shi)因為包(bao)裝(zhuang)商(shang)品后(hou)(hou)(hou)在(zai)(zai)貯(zhu)運過(guo)(guo)程中(zhong)(zhong)堆碼在(zai)(zai)最(zui)(zui)低(di)(di)層的(de)(de)(de)(de)(de)(de)(de)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)受到上(shang)(shang)部紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li),為了(le)不(bu)(bu)至(zhi)于(yu)(yu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)塌(ta),必須具有(you)(you)(you)(you)合(he)(he)(he)適的(de)(de)(de)(de)(de)(de)(de)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du),紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)用(yong)(yong)(yong)(yong)(yong)下(xia)列(lie)公(gong)式(shi)計算,由于(yu)(yu)受生產(chan)(chan)過(guo)(guo)程中(zhong)(zhong)各種(zhong)(zhong)因素的(de)(de)(de)(de)(de)(de)(de)影(ying)響,最(zui)(zui)后(hou)(hou)(hou)用(yong)(yong)(yong)(yong)(yong)原(yuan)料(liao)生產(chan)(chan)的(de)(de)(de)(de)(de)(de)(de)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)不(bu)(bu)一(yi)定(ding)(ding)(ding)(ding)(ding)(ding)與(yu)估算結果完全一(yi)致,因此最(zui)(zui)終精確確定(ding)(ding)(ding)(ding)(ding)(ding)瓦(wa)楞(leng)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)方法是(shi)(shi)將(jiang)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)恒溫(wen)濕(shi)處理后(hou)(hou)(hou)用(yong)(yong)(yong)(yong)(yong)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)試驗(yan)(yan)機測(ce)(ce)試;對(dui)于(yu)(yu)無(wu)測(ce)(ce)試設(she)備的(de)(de)(de)(de)(de)(de)(de)中(zhong)(zhong)小型(xing)廠(chang),可以在(zai)(zai)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)上(shang)(shang)面蓋一(yi)木板(ban),然(ran)后(hou)(hou)(hou)在(zai)(zai)木板(ban)上(shang)(shang)堆放(fang)等(deng)(deng)量(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)重物(wu),來(lai)(lai)大(da)(da)致確定(ding)(ding)(ding)(ding)(ding)(ding)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)是(shi)(shi)否滿足要(yao)(yao)(yao)求(qiu),根據原(yuan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)環(huan)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)計算出紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)有(you)(you)(you)(you)許多(duo)公(gong)式(shi),但較為簡(jian)練實用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)是(shi)(shi)kellicutt公(gong)式(shi),它(ta)適合(he)(he)(he)于(yu)(yu)用(yong)(yong)(yong)(yong)(yong)來(lai)(lai)估算0201型(xing)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)。箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)型(xing)是(shi)(shi)指(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)類型(xing)和(he)(he)同(tong)種(zhong)(zhong)類型(xing)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)尺(chi)(chi)寸(cun)(cun)比例(li),它(ta)們對(dui)抗(kang)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)有(you)(you)(you)(you)明顯(xian)的(de)(de)(de)(de)(de)(de)(de)影(ying)響。有(you)(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)體(ti)為雙層瓦(wa)楞(leng)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)構成(cheng),耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)較同(tong)種(zhong)(zhong)規格(ge)的(de)(de)(de)(de)(de)(de)(de)單層箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)明顯(xian)提(ti)高(gao)(gao);在(zai)(zai)相同(tong)條件(jian)(jian)下(xia),箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)體(ti)越(yue)高(gao)(gao),穩定(ding)(ding)(ding)(ding)(ding)(ding)性(xing)就越(yue)差(cha)(cha),耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)越(yue)低(di)(di)。紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)用(yong)(yong)(yong)(yong)(yong)含水(shui)(shui)量(liang)(liang)過(guo)(guo)高(gao)(gao)的(de)(de)(de)(de)(de)(de)(de)瓦(wa)楞(leng)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)制(zhi)造,或(huo)者長(chang)時(shi)(shi)間貯(zhu)顧在(zai)(zai)潮濕(shi)的(de)(de)(de)(de)(de)(de)(de)環(huan)境(jing)中(zhong)(zhong),都(dou)會(hui)降低(di)(di)其耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du)。纖(xian)維是(shi)(shi)一(yi)種(zhong)(zhong)吸水(shui)(shui)性(xing)很(hen)(hen)強的(de)(de)(de)(de)(de)(de)(de),在(zai)(zai)梅(mei)雨季(ji)節(jie)及空氣(qi)(qi)中(zhong)(zhong)濕(shi)度(du)(du)(du)(du)(du)(du)較大(da)(da)時(shi)(shi),紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)中(zhong)(zhong)水(shui)(shui)分(fen)與(yu)大(da)(da)氣(qi)(qi)環(huan)境(jing)的(de)(de)(de)(de)(de)(de)(de)濕(shi)平衡關系很(hen)(hen)重要(yao)(yao)(yao)。在(zai)(zai)制(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)過(guo)(guo)程中(zhong)(zhong)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)線不(bu)(bu)當,開(kai)槽過(guo)(guo)深,結合(he)(he)(he)不(bu)(bu)牢(lao)等(deng)(deng),也會(hui)降低(di)(di)成(cheng)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)耐(nai)(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)(ya)強度(du)(du)(du)(du)(du)(du),將(jiang)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)放(fang)入裝(zhuang)有(you)(you)(you)(you)沖(chong)擊板(ban)的(de)(de)(de)(de)(de)(de)(de)六角回轉(zhuan)鼓內,按(an)規定(ding)(ding)(ding)(ding)(ding)(ding)轉(zhuan)數(shu)(shu)、次(ci)(ci)數(shu)(shu)轉(zhuan)動,然(ran)后(hou)(hou)(hou)檢(jian)驗(yan)(yan)商(shang)品、紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)破損情況。動態實驗(yan)(yan)都(dou)是(shi)(shi)破壞(huai)性(xing)的(de)(de)(de)(de)(de)(de)(de),提(ti)高(gao)(gao)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)和(he)(he)商(shang)品的(de)(de)(de)(de)(de)(de)(de)抗(kang)破壞(huai)能力(li)是(shi)(shi)在(zai)(zai)包(bao)裝(zhuang)商(shang)品時(shi)(shi)使用(yong)(yong)(yong)(yong)(yong)緩沖(chong)襯墊(dian)、隔板(ban)或(huo)其他保(bao)護措施(shi)。此外有(you)(you)(you)(you)些包(bao)裝(zhuang)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)還需作噴淋、耐(nai)(nai)侯(hou)等(deng)(deng)實驗(yan)(yan),可根據雙方合(he)(he)(he)同(tong)協定(ding)(ding)(ding)(ding)(ding)(ding)。 將(jiang)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)包(bao)裝(zhuang)商(shang)品后(hou)(hou)(hou)置于(yu)(yu)振(zhen)(zhen)動臺(tai)上(shang)(shang),使其受到水(shui)(shui)平、垂(chui)直(zhi)方向(xiang)的(de)(de)(de)(de)(de)(de)(de)振(zhen)(zhen)動作用(yong)(yong)(yong)(yong)(yong),或(huo)者同(tong)時(shi)(shi)受到雙向(xiang)振(zhen)(zhen)動,經(jing)一(yi)定(ding)(ding)(ding)(ding)(ding)(ding)時(shi)(shi)間后(hou)(hou)(hou)檢(jian)查(cha)商(shang)品情況或(huo)商(shang)品紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)(xiang)破壞(huai)時(shi)(shi)經(jing)過(guo)(guo)的(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)間。
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