密封試驗(yàn)儀是用于檢測軟包裝件、容器等產(chǎn)品密封性能的專業(yè)設(shè)備,通過模擬負(fù)壓環(huán)境評估包裝的防滲漏能力,廣泛應(yīng)用于食品、制藥、日化及電子行業(yè)的質(zhì)量控制,為包裝工藝優(yōu)化和產(chǎn)品安全性驗(yàn)證提供科學(xué)依據(jù)。
概述
密封試驗(yàn)儀通過真空負(fù)壓法檢測包裝件的密封完整性,可評估包裝在運(yùn)輸、儲存或特殊環(huán)境下的密封性能。該設(shè)備支持對常規(guī)包裝、無菌醫(yī)療器械包裝及電子元件防水結(jié)構(gòu)的密封性檢測,同時適用于跌落試驗(yàn)、耐壓試驗(yàn)后的密封性能驗(yàn)證。
測試原理
1. 浸水法(方法A)
a. 將試樣浸入水中,對真空室抽真空(0~-90kPa)
b. 通過觀察氣泡逸出或水滲入現(xiàn)象,判斷密封缺陷位置及程度
2. 形變法(方法B)
a. 在真空環(huán)境下監(jiān)測包裝膨脹形變
b. 釋放真空后檢測包裝形狀恢復(fù)情況,評估材料彈性及密封可靠性
符合標(biāo)準(zhǔn)
● 國家標(biāo)準(zhǔn):
GB/T 15171-2023《軟包裝件密封性能試驗(yàn)方法》
YBB 00122003《藥品包裝用復(fù)合膜、袋通則》
● 國際標(biāo)準(zhǔn):
ASTM D3078-2022《氣泡法檢測柔性包裝泄漏》
ISO 11607-1《最終滅菌醫(yī)療器械包裝》
測試應(yīng)用
基礎(chǔ)應(yīng)用
● 食品包裝袋(如真空包裝、蒸煮袋)密封性檢測
● 藥品泡罩包裝、輸液袋密封完整性驗(yàn)證
● 電子產(chǎn)品防水結(jié)構(gòu)(如智能手表、傳感器)密封測試
擴(kuò)展應(yīng)用
● 無菌醫(yī)療器械包裝驗(yàn)證(符合ISO 11607)
● 高海拔運(yùn)輸模擬測試(負(fù)壓環(huán)境模擬)
● 化妝品軟管密封性能評估
技術(shù)特征
1. 核心組件
a. 超厚真空有機(jī)玻璃室(防黃變、抗開裂)
b. 高精度真空發(fā)生器(壓力波動≤±0.5kPa)
c. 多規(guī)格真空室定制(最大支持Φ400mm×300mm)
2. 智能控制系統(tǒng)
a. 7英寸觸摸屏(預(yù)設(shè)5組測試程序)
b. 真空度自動保持(0~-90kPa可設(shè))
c. 數(shù)據(jù)自動存儲(≥1000組測試記錄)
3. 安全設(shè)計
a. 真空過載自動泄壓
b. 緊急停止按鈕
c. 氣壓異常報警
規(guī)格參數(shù)
真空度范圍0~-90kPa
標(biāo)準(zhǔn)真空室Φ270mm×210mm(可定制)
測試分辨率±0.1kPa
總結(jié)
密封試驗(yàn)儀是包裝質(zhì)量控制體系中的關(guān)鍵設(shè)備,其精準(zhǔn)的負(fù)壓測試原理可有效識別微米級泄漏缺陷。在制藥領(lǐng)域,該設(shè)備尤其適用于無菌包裝驗(yàn)證和醫(yī)療器械密封性檢測,確保產(chǎn)品符合GMP和ISO標(biāo)準(zhǔn)要求。其智能化操作界面和模塊化設(shè)計,可滿足不同行業(yè)對包裝密封性能的多樣化測試需求。
密封試驗(yàn)儀是用于檢測軟包裝件、容器等產(chǎn)品密封性能的專業(yè)設(shè)備,通過模擬負(fù)壓環(huán)境評估包裝的防滲漏能力,廣泛應(yīng)用于食品、制藥、日化及電子行業(yè)的質(zhì)量控制,為包裝工藝優(yōu)化和產(chǎn)品安全性驗(yàn)證提供科學(xué)依據(jù)。
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