標(biāo)準(zhǔn)解讀
《GB/T 44575-2024 抗沖擊聚苯乙烯(PS-I)擠出片材 要求和試驗(yàn)方法》是一項(xiàng)國家標(biāo)準(zhǔn),專門針對抗沖擊聚苯乙烯(PS-I)擠出片材制定了一系列的技術(shù)要求與相應(yīng)的測試方法。該標(biāo)準(zhǔn)旨在確保此類材料的質(zhì)量一致性,并為生產(chǎn)、銷售及使用這些材料的企業(yè)和個(gè)人提供指導(dǎo)。
根據(jù)標(biāo)準(zhǔn)內(nèi)容,對于抗沖擊聚苯乙烯擠出片材的基本性能指標(biāo)進(jìn)行了詳細(xì)規(guī)定,包括但不限于外觀質(zhì)量、尺寸精度、物理機(jī)械性能等方面的要求。例如,在外觀上要求表面平整光滑無明顯缺陷;尺寸方面則需滿足特定的厚度偏差范圍;物理機(jī)械性能涉及拉伸強(qiáng)度、斷裂伸長率、彎曲模量等關(guān)鍵參數(shù)的具體數(shù)值限定。
此外,《GB/T 44575-2024》還明確了多種用于評估上述性能特性的試驗(yàn)方法,如采用萬能材料試驗(yàn)機(jī)進(jìn)行力學(xué)性能測試,通過光學(xué)儀器檢查外觀質(zhì)量等。每種測試都有其特定的操作步驟和技術(shù)條件,以保證結(jié)果準(zhǔn)確可靠。
此標(biāo)準(zhǔn)適用于所有生產(chǎn)和使用的抗沖擊聚苯乙烯擠出片材產(chǎn)品,無論是作為獨(dú)立材料還是與其他材料復(fù)合使用時(shí)均需遵循其中的規(guī)定。它不僅有助于提高產(chǎn)品質(zhì)量,也促進(jìn)了行業(yè)內(nèi)技術(shù)交流與合作。
如需獲取更多詳盡信息,請直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標(biāo)準(zhǔn)文檔。
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文檔簡介
ICS
83.140.10
CCS
Y28
中華人民共和國國家標(biāo)準(zhǔn)
GB/T44575—2024/ISO14631:2021
抗沖擊聚苯乙烯(PS-I)擠出片材
要求和試驗(yàn)方法
Extrudedsheetsofimpact-modifiedpolystyrene(PS-I)—
Requirementsandtestmethods
(ISO14631:2021,IDT)
2024-09-29發(fā)布2025-04-01實(shí)施
國家市場監(jiān)督管理總局發(fā)布
國家標(biāo)準(zhǔn)化管理委員會(huì)
GB/T44575—2024/ISO14631:2021
目次
前言
·····································································································
Ⅲ
1
范圍
··································································································
1
2
規(guī)范性引用文件
······················································································
1
3
術(shù)語和定義
···························································································
2
4
材料
··································································································
2
5
要求
··································································································
2
5.1
外觀
······························································································
2
5.2
尺寸公差
·························································································
2
5.3
性能
······························································································
3
6
試驗(yàn)方法
······························································································
4
6.1
試樣
······························································································
4
6.2
交付條件
·························································································
5
6.3
外觀
······························································································
5
6.4
尺寸
······························································································
5
6.5
密度
······························································································
5
6.6
力學(xué)性能
·························································································
6
6.7
熱學(xué)性能
·························································································
6
7
命名
··································································································
8
7.1
PS?I片材的命名示例
············································································
8
7.2
PS?I卷材的命名示例
············································································
9
8
標(biāo)志
··································································································
9
附錄A(資料性)
附加指導(dǎo)值
·······································································
10
參考文獻(xiàn)
································································································
11
Ⅰ
GB/T44575—2024/ISO14631:2021
前言
本文件按照GB/T1.1—2020《標(biāo)準(zhǔn)化工作導(dǎo)則第1部分:標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)
定起草。
本文件等同采用ISO14631:2021《抗沖擊聚苯乙烯(PS?I)擠出片材要求和試驗(yàn)方法》。
請注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識別專利的責(zé)任。
本文件由中國輕工業(yè)聯(lián)合會(huì)提出。
本文件由全國塑料制品標(biāo)準(zhǔn)化技術(shù)委員會(huì)(SAC/TC48)歸口。
本文件起草單位:浙江比例聚合科技股份有限公司、安徽聯(lián)科新材料股份有限公司、雙馬塑業(yè)有限
公司、浙江天鑒檢測技術(shù)有限公司、揚(yáng)州潤豐塑膠有限公司、大連塑料研究所有限公司、浙江億通新材
料科技有限公司、寧波利萬新材料有限公司、紹興上虞東山精密塑膠有限公司、浙江省產(chǎn)品質(zhì)量安全科
學(xué)研究院、中孚檢測服務(wù)(河北)有限公司、江蘇澄信檢驗(yàn)檢測認(rèn)證股份有限公司、烯灣科城
(廣州)新材料有限公司。
本文件主要起草人:王銳蘭、房文超、毛國平、楊文軍、翟鳳祥、朱繼東、章麗麗、胡朋舉、
鮑桂平、林咸雄、陸好皓、華向陽、于安琪、王偉、徐莉萍、董瓊、劉巨章、張政。
Ⅲ
GB/T44575—2024/ISO14631:2021
抗沖擊聚苯乙烯(PS-I)擠出片材
要求和試驗(yàn)方法
1范圍
本文件規(guī)定了不含填料和增強(qiáng)材料的抗沖擊聚苯乙烯(PS?I)擠出片材(以下簡稱“PS?I”)的要
求,描述了相應(yīng)的試驗(yàn)方法。
本文件適用于厚度范圍為0.25mm~20.00mm的PS?I擠出片材,包括以卷材形式擠出的片材。
2規(guī)范性引用文件
下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中,注日期的引用文
件,僅該日期對應(yīng)的版本適用于本文件;不注日期的引用文件,其最新版本(包括所有的修改單)適用
于本文件。
ISO179?1塑料簡支梁沖擊性能的測定第1部分:非儀器化沖擊試驗(yàn)(Plastics—Determina?
tionofCharpyimpactproperties—Part1:Non?instrumentedimpacttest)
注:GB/T1043.1—2008塑料簡支梁沖擊性能的測定第1部分:非儀器化沖擊試驗(yàn)(ISO179?1:2000,IDT)
ISO291塑料試樣狀態(tài)調(diào)節(jié)和試驗(yàn)的標(biāo)準(zhǔn)環(huán)境(Plastics—Standardatmospheresforcondition?
ingandtesting)
注:GB/T2918—2018塑料試樣狀態(tài)調(diào)節(jié)和試驗(yàn)的標(biāo)準(zhǔn)環(huán)境(ISO291:2008,MOD)
ISO306塑料熱塑料材料維卡軟化溫度(VST)的測定(Plastics—Thermoplasticmaterials—
DeterminationofVicatsofteningtemperature(VST))
注:GB/T1633—2000熱塑性塑料維卡軟化溫度(VST)的測定(idtISO306:1994)
ISO527?1塑料拉伸性能的測定第1部分:總則(Plastics—Determinationoftensileproper?
ties—
Part1:Generalprinciples)
注:GB/T1040.1—2018塑料拉伸性能的測定第1部分:總則(ISO527?1:2012,IDT)
ISO527?2塑料拉伸性能的測定第2部分:模塑和擠塑塑料的試驗(yàn)條件(Plastics—Determina?
tionoftensileproperties—Part2:Testconditionsformouldingandextrusionplastics)
注:GB/T1040.2—2022塑料拉伸性能的測定第2部分:模塑和擠塑塑料的試驗(yàn)條件(ISO527?2:2012,
MOD)
ISO1043?1塑料符號和縮略語第1部分:基礎(chǔ)聚合物及其特性(Plastics—Symbolsandab?
breviatedterms—Part1:Basicpolymersandtheirspecialcharacteristics)
注:GB/T1844.1—2022塑料符號和縮略語第1部分:基礎(chǔ)聚合物及其特征性能(ISO1043
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