CJD-III型
(進(jìn)口法國(guó)泰康壓縮機(jī)制冷塑料低溫脆化試驗(yàn)機(jī))
一、滿足標(biāo)準(zhǔn):
GBT 5470-2008 塑料沖擊法脆化溫度的測(cè)定
二、產(chǎn)品概述
塑料低溫脆性試驗(yàn)機(jī)是測(cè)定塑料在規(guī)定條件下試樣受沖擊出現(xiàn)破壞時(shí)的最高溫度,即為脆性溫度,可以對(duì)非硬質(zhì)塑料及其他彈性材料在低溫條件下的使用性能作比較性鑒定。溫度和低溫性能的優(yōu)劣。因此無(wú)論在科學(xué)研究材料及生產(chǎn)過(guò)程的控制等方面均是不可缺少的。
本儀器是根據(jù)GB/T5470國(guó)家標(biāo)準(zhǔn)設(shè)計(jì)的,最新研制開(kāi)發(fā)的壓縮機(jī)制冷設(shè)備。本設(shè)備采用復(fù)疊式壓縮機(jī)制冷技術(shù),利用熱平衡原理及循環(huán)攪拌方式,達(dá)到對(duì)試樣的自動(dòng)均勻冷卻、恒溫。
三、塑料低溫脆性試驗(yàn)機(jī)技術(shù)參數(shù)
1、控溫范圍: -70℃
2、降溫速度: 2小時(shí)左右達(dá)到-70℃
(注:使用環(huán)境在室溫下使用,工作時(shí)保持壓縮機(jī)散溫效果,可將側(cè)門全部打開(kāi))
3、恒溫后,試驗(yàn)3min時(shí)間內(nèi)溫度波動(dòng):<±1℃
4、最大外形尺寸:900×505×800mm(長(zhǎng)×高×寬)
5、工作室外形尺寸:200×140×100mm(長(zhǎng)×高×寬)
6、冷卻介質(zhì):乙醇或其他不凍液
7、攪拌電機(jī):15W
8、工作電源220V~240V,50Hz,2KW
四、塑料低溫脆性試驗(yàn)機(jī)結(jié)構(gòu)原理
1、本設(shè)備由制冷壓縮機(jī)主機(jī)體、加熱裝置、電子控制箱、冷卻槽、冷卻介質(zhì)循環(huán)系統(tǒng)、自動(dòng)報(bào)警裝置等部分組成。啟動(dòng)制冷開(kāi)關(guān)后,壓縮機(jī)開(kāi)始工作,制冷系統(tǒng)進(jìn)入正式工作狀態(tài)。制冷壓縮機(jī)連續(xù)不斷的工作,當(dāng)接近設(shè)定溫度時(shí),冷卻槽中的加熱裝置開(kāi)始按比例提供熱量,用以平衡制冷系統(tǒng)產(chǎn)生的多余冷量,以達(dá)到恒溫的目的。攪拌可使冷卻槽內(nèi)的冷卻介質(zhì)不斷循環(huán),使溫度均勻一致。
2、試樣夾持器
A試樣每次可夾持15個(gè)
3、沖擊裝置
沖擊裝置由沖擊錘和自鎖機(jī)構(gòu)組成。
4、沖擊器
4.1 A試樣:
a)沖頭半徑為1.6±0.1mm;
b)鉗口半徑為4.0±0.1mm;
c) 沖頭中心線與夾具間隙為3.6±0.1mm;
d)沖頭的外側(cè)與夾具間隙為2.0±0.1mm
4.2 B試樣:
a)沖頭半徑為1.6±0.1mm;
b)沖頭中心線與夾具間隙為7.87±0.25mm;
c) 沖頭的外側(cè)與夾具間隙為6.35±0.25mm
五、塑料低溫脆性試驗(yàn)機(jī)使用方法
5.1向冷井中注入冷凍介質(zhì)(一般為工業(yè)乙醇),其注入量應(yīng)保證夾持器的下端到液面的距離為75±10mm。
5.2接通電源,溫控儀和計(jì)時(shí)器顯示燈亮。
5.3將試樣垂直夾在夾持器上。夾的不宜過(guò)緊或過(guò)松,以防止試樣變形或脫落。
5.4按下夾持器,開(kāi)始冷凍試樣,同時(shí)啟動(dòng)時(shí)序控制開(kāi)關(guān)(或按動(dòng)秒表)計(jì)時(shí)。試樣冷凍時(shí)間規(guī)定為3.0±0.5min。試樣冷凍期間,冷凍介質(zhì)溫度波動(dòng)不得超過(guò)±1℃。
5.5拉動(dòng)沖擊錘自鎖手柄,沖擊錘在重力作用下自由下落,對(duì)試樣做沖擊動(dòng)作。
5.6取下試樣,將試樣按沖擊方向彎曲成180°,仔細(xì)觀察有無(wú)破壞。
5.7試樣經(jīng)沖擊后(每個(gè)試樣只準(zhǔn)沖擊一次),如出現(xiàn)破壞時(shí),應(yīng)提高冷凍介質(zhì)的溫度,否則降低其溫度,繼續(xù)進(jìn)行試驗(yàn)。通過(guò)反復(fù)試驗(yàn),確定至少有兩個(gè)試樣不破壞的最低溫度和至少一個(gè)試樣破壞的最高溫度,如這兩個(gè)結(jié)果相差不大于1℃時(shí),即試驗(yàn)結(jié)束。
六、塑料低溫脆性試驗(yàn)機(jī)試驗(yàn)標(biāo)準(zhǔn)
6.1規(guī)格
A:試樣的長(zhǎng)為20.0±0.25mm,寬為2.5±0.1mm,厚為2.0±0.1mm的條形試樣
B:試樣的長(zhǎng)為31.75±6.35mm,寬為6.35±0.51mm,厚為1.91±0.13mm
6.2要求
試樣的表面應(yīng)光滑,無(wú)外來(lái)雜質(zhì)及損傷。成品應(yīng)經(jīng)打磨后裁制成相應(yīng)尺寸。
中英文對(duì)照資料
(imported French Taikang compressor refrigeration plastic low temperature brittleness)
(進(jìn)口法國(guó)泰康壓縮機(jī)制冷塑料低溫脆化試驗(yàn)機(jī))
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一、滿足標(biāo)準(zhǔn):
One, meet the standards:
GBT 5470-2008 塑料 沖擊法脆化溫度的測(cè)定
Determination of GBT 5470-2008 plastic impact embrittlement temperature
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二、產(chǎn)品概述
Two, product overview
塑料低溫脆性試驗(yàn)機(jī)是測(cè)定塑料在規(guī)定條件下試樣受沖擊出現(xiàn)破壞時(shí)的最高溫度,即為脆性溫度,可以對(duì)非硬質(zhì)塑料及其他彈性材料在低溫條件下的使用性能作比較性鑒定。溫度和低溫性能的優(yōu)劣。因此無(wú)論在科學(xué)研究材料及生產(chǎn)過(guò)程的控制等方面均是不可缺少的。
Low temperature brittle plastic testing machine is the determination of plastics under specified conditions of sample temperature impact appeared at failure, namely the brittle temperature, can be compared to identify the properties of non rigid plastics and other elastic material at low temperature. Temperature and low temperature performance. Therefore, both in terms of scientific research materials and production process control are necessary.
本儀器是根據(jù)GB/T5470國(guó)家標(biāo)準(zhǔn)設(shè)計(jì)的,最新研制開(kāi)發(fā)的壓縮機(jī)制冷設(shè)備。本設(shè)備采用復(fù)疊式壓縮機(jī)制冷技術(shù),利用熱平衡原理及循環(huán)攪拌方式,達(dá)到對(duì)試樣的自動(dòng)均勻冷卻、恒溫。
The instrument is designed according to the national standard GB/T5470, the compressor refrigeration equipment newest development. The equipment adopts cascade refrigeration compressor refrigeration technology, based on the heat balance principle and circulating stirring mode, to achieve automatic uniform cooling, temperature of specimen.
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Three, low temperature brittle plastic testing machine technical parameters
1、控溫范圍: -70℃
1, the range of temperature control: -70 ℃
2、降溫速度: 2小時(shí)左右達(dá)到-70℃
2, the cooling rate: about 2 hours to reach -70 ℃
(注:使用環(huán)境在室溫下使用,工作時(shí)保持壓縮機(jī)散溫效果,可將側(cè)門全部打開(kāi))
(Note: the use of environment, at room temperature maintained compressor heat effect, work can be a side door open all)
3、恒溫后,試驗(yàn)3min時(shí)間內(nèi)溫度波動(dòng):<±1℃
3, constant temperature, temperature fluctuation test 3min time: < ± 1 ℃
4、最大外形尺寸:900×505×800mm(長(zhǎng)×高×寬)
4, the maximum dimensions: 900 x 505 x 800mm (width)
5、工作室外形尺寸:200×140×100mm(長(zhǎng)×高×寬)
5, studio size: 200 * 140 * 100mm (length x Height x width)
6、冷卻介質(zhì):乙醇或其他不凍液
6, the cooling medium: ethanol or other non freezing solution
7、攪拌電機(jī):15W
7, a stirring motor: 15W
8、工作電源220V~240V,50Hz,2KW
8, a working power supply 220V~240V, 50Hz, 2KW
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四、塑料低溫脆性試驗(yàn)機(jī)結(jié)構(gòu)原理
Four, low temperature brittle plastic testing machine structure principle
1、本設(shè)備由制冷壓縮機(jī)主機(jī)體、加熱裝置、電子控制箱、冷卻槽、冷卻介質(zhì)循環(huán)系統(tǒng)、自動(dòng)報(bào)警裝置等部分組成。啟動(dòng)制冷開(kāi)關(guān)后,壓縮機(jī)開(kāi)始工作,制冷系統(tǒng)進(jìn)入正式工作狀態(tài)。制冷壓縮機(jī)連續(xù)不斷的工作,當(dāng)接近設(shè)定溫度時(shí),冷卻槽中的加熱裝置開(kāi)始按比例提供熱量,用以平衡制冷系統(tǒng)產(chǎn)生的多余冷量,以達(dá)到恒溫的目的。攪拌可使冷卻槽內(nèi)的冷卻介質(zhì)不斷循環(huán),使溫度均勻一致。
1, the equipment is composed of a refrigerating compressor main body, a heating device, an electronic control box, cooling tank, a cooling medium circulating system, automatic alarm device components. Start the cooling after the switch, the compressor starts to work, the refrigeration system into the official working state. The work of refrigeration compressor continuously, when close to the set temperature, the heating device cooling tank to provide heat is proportional to balance, with excess cold refrigeration system, in order to achieve the purpose of constant temperature. Agitation can make the cooling medium cooling groove continuous cycle, so that the temperature is uniform.
2、試樣夾持器
2, the sample holder
A試樣每次可夾持15個(gè)
The A sample each holding 15
3、沖擊裝置
3, the impact device
沖擊裝置由沖擊錘和自鎖機(jī)構(gòu)組成。
Impact device consists of a hammer and a self-locking mechanism.
4、沖擊器
4, the impactor
4.1 A試樣:
4.1 A samples:
a)沖頭半徑為1.6±0.1mm;
A) punch radius is 1.6 ± 0.1mm;
b)鉗口半徑為4.0±0.1mm;
B) jaw radius is 4 ± 0.1mm;
c) 沖頭中心線與夾具間隙為3.6±0.1mm;
C) punch center line and fixture clearance is 3.6 ± 0.1mm;
d)沖頭的外側(cè)與夾具間隙為2.0±0.1mm
D) side clearance and fixture punch is 2 ± 0.1mm
4.2 B試樣:
4.2 B samples:
a)沖頭半徑為1.6±0.1mm;
A) punch radius is 1.6 ± 0.1mm;
b)沖頭中心線與夾具間隙為7.87±0.25mm;
B) punch center line and fixture clearance is 7.87 ± 0.25mm;
c) 沖頭的外側(cè)與夾具間隙為6.35±0.25mm
C) side clearance and fixture punch is 6.35 ± 0.25mm
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Use method five, low temperature brittle plastic testing machine
5.1向冷井中注入冷凍介質(zhì)(一般為工業(yè)乙醇),其注入量應(yīng)保證夾持器的下端到液面的距離為75±10mm。
5.1 to the cold well into the freezing medium (for general industrial ethanol), the injection volume should ensure that the holder is to the surface distance of 75 ± 10mm.
5.2接通電源,溫控儀和計(jì)時(shí)器顯示燈亮。
5.2 connect the power supply, a temperature controller and timer display lights.
5.3將試樣垂直夾在夾持器上。夾的不宜過(guò)緊或過(guò)松,以防止試樣變形或脫落。
5.3 samples of vertical clip on the holder. Clip shoulds not be too tight or too loose, to prevent deformation or fall off.
5.4按下夾持器,開(kāi)始冷凍試樣,同時(shí)啟動(dòng)時(shí)序控制開(kāi)關(guān)(或按動(dòng)秒表)計(jì)時(shí)。試樣冷凍時(shí)間規(guī)定為3.0±0.5min。試樣冷凍期間,冷凍介質(zhì)溫度波動(dòng)不得超過(guò)±1℃。
5.4 press the holder, began to freeze samples, at the same time start timing control switch (or press stopwatch timing). Set sample freezing time was 3 ± 0.5min. Sample freezing, freezing medium temperature shall not exceed ± 1 ℃.
5.5拉動(dòng)沖擊錘自鎖手柄,沖擊錘在重力作用下自由下落,對(duì)試樣做沖擊動(dòng)作。
5.5 driving hammer self-locking handle, the hammer free falls under the action of gravity, do the impact action of specimen.
5.6取下試樣,將試樣按沖擊方向彎曲成180°,仔細(xì)觀察有無(wú)破壞。
5.6 remove the specimen, the specimen is bent into a 180 degree according to the impact direction, carefully observe whether failure.
5.7試樣經(jīng)沖擊后(每個(gè)試樣只準(zhǔn)沖擊一次),如出現(xiàn)破壞時(shí),應(yīng)提高冷凍介質(zhì)的溫度,否則降低其溫度,繼續(xù)進(jìn)行試驗(yàn)。通過(guò)反復(fù)試驗(yàn),確定至少有兩個(gè)試樣不破壞的最低溫度和至少一個(gè)試樣破壞的最高溫度,如這兩個(gè)結(jié)果相差不大于1℃時(shí),即試驗(yàn)結(jié)束。
5.7 samples (each sample by shock after shock, only once) such as damage, should improve the freezing medium temperature, or reduce the temperature, continue to test. Through repeated tests, identified at least the minimum temperature of two samples is not destroyed and at least one sample destruction of the highest temperature, such as the two results is not more than 1 ℃, that is the end of the experiment.
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六、塑料低溫脆性試驗(yàn)機(jī)試驗(yàn)標(biāo)準(zhǔn)
Test standard of six, low temperature brittle plastic testing machine
6.1規(guī)格
6.1 specifications
A:試樣的長(zhǎng)為20.0±0.25mm,寬為2.5±0.1mm,厚為2.0±0.1mm的條形試樣
A: sample length of 20 ± 0.25mm, 2.5 ± 0.1mm width, thickness is 2 ± 0.1mm bar specimens
B:試樣的長(zhǎng)為31.75±6.35mm,寬為6.35±0.51mm,厚為1.91±0.13mm
B: sample length of 31.75 ± 6.35mm, 6.35 ± 0.51mm width, thickness is 1.91 ± 0.13MM
6.2要求
6.2 requirements
試樣的表面應(yīng)光滑,無(wú)外來(lái)雜質(zhì)及損傷。成品應(yīng)經(jīng)打磨后裁制成相應(yīng)尺寸。
The surface should be smooth, no foreign impurities and injury. The finished products should be polished after the cut into the appropriate size.