維卡軟化點(diǎn)測(cè)試的簡(jiǎn)單介紹

維卡軟化點(diǎn)測(cè)試的詳細(xì)信息

安裝與操作說(shuō)明：

試驗(yàn)前的準(zhǔn)備工作。 根據(jù)試驗(yàn)類型選擇試驗(yàn)壓頭，熱變形為圓角壓頭，維卡為針型壓頭。將所需的壓頭與負(fù)載桿固定好。 根據(jù)試驗(yàn)類型和試樣的尺寸計(jì)算載荷： a、熱變形試驗(yàn)：根據(jù)試樣的尺寸，選取載荷b、維卡試驗(yàn)：只有兩種規(guī)定的負(fù)荷A法9.81N 即1000g B法 49.05N即5000g 砝碼的選配見(jiàn)（9）砝碼質(zhì)量表 打開(kāi)攪拌電機(jī)電源，指示燈亮，攪拌電機(jī)工作，攪拌速度可以通過(guò)攪拌電機(jī)控制盒上的旋鈕調(diào)節(jié)（溫度高時(shí)用慢速，溫度低時(shí)用快速），按照以上指定的程序檢查電氣，無(wú)誤后繼續(xù)做下面的工作。維卡軟化點(diǎn)測(cè)試 安裝試樣 將試樣架抬（升）出油面，將熱變形試樣放在支撐架上（維卡試樣放在平面上），放下負(fù)載桿，將試樣壓緊。 將試樣架放（降）回油池內(nèi)，將相應(yīng)質(zhì)量的砝碼放在托盤(pán)上。要求砝碼放正。 將千分表固定在砝碼上方，使千分表內(nèi)芯懸于砝碼之上，內(nèi)芯上端有2-5mm的空間。 升溫速率設(shè)定：共有兩檔升溫速率，120℃/h，50℃/h。 每次試驗(yàn)時(shí)需要對(duì)千分表進(jìn)行調(diào)零，方可進(jìn)行試驗(yàn)，調(diào)零時(shí)輕輕旋動(dòng)旋鈕，使千分表置于零區(qū)，預(yù)置3-5分鐘。 啟動(dòng)工作：當(dāng)一切準(zhǔn)備工作就緒后，試驗(yàn)開(kāi)始。 試驗(yàn)結(jié)束，記錄下溫度；移開(kāi)千分表及砝碼，抬（升）起試驗(yàn)架，取下試樣。注意不要把試樣誤入油池。 降溫采用氣冷或水冷，也可自然冷卻。維卡軟化點(diǎn)測(cè)試冷卻時(shí)，可抬起或?qū)⒃嚇蛹軡撊胗统亍?/span> 關(guān)閉主機(jī)電源、攪拌電機(jī)電源。

維卡軟化點(diǎn)測(cè)試主要配置：

1.試驗(yàn)主機(jī)一臺(tái) 　

2.溫度傳感器一只 　

3.光柵千分表三塊 　

4.熱變形及維卡測(cè)頭各三套

5. 打印機(jī)一臺(tái)

6. 專用工具一套

維卡軟化點(diǎn)測(cè)試維卡技術(shù)參數(shù)：

1、溫度控制范圍：環(huán)境溫度——300℃

2、升溫速率：120±5℃/h(12±1℃/6min)或50±3℃/h(5±0.5℃/6min)

3、溫度分辨率：0.01℃ 3、最大溫度誤差：±0.5℃

4、形變測(cè)量方法：千分表 5、變形測(cè)量范圍：-0.1mm——5.0mm

6、最大變形誤差：±0.01毫米

7、試 樣 架 數(shù)：三架一溫

8、加 熱 介 質(zhì)：甲基硅油(需方自備)

9、加 熱 功 率：2.5KW

10、冷 卻 方 法：150℃以上自然冷卻，150℃以下自然冷卻或水冷

11、具有上限溫度任意設(shè)定(環(huán)境溫度——300℃)的保護(hù)功能或最高上限300℃的保護(hù)

12、負(fù)載桿和壓頭總質(zhì)量：88g

13、試驗(yàn)最大負(fù)荷：

A：維卡試驗(yàn)負(fù)荷：GA=10N±0.2N(即1000g)、 GB=50N±1N(即5000g)

B：熱變形試驗(yàn)負(fù)荷：F=2×δ×b×h×h/(3×L) 式中：F——試樣所需加的載荷，單位N δ——熱變形標(biāo)準(zhǔn)彎曲正應(yīng)力：

維卡軟化點(diǎn)測(cè)試方法

A：使用纖維應(yīng)力1.80MPa 方法

B：使用纖維應(yīng)力0.45MPa

方法C：使用纖維應(yīng)力8.00MPa b——試樣的寬度，單位m h——試樣的高度，單位m L——兩支點(diǎn)間的距離，0.100m 14、電 源：AC220V±10%、50Hz、30A 15、需方自備甲基硅油：閃點(diǎn)300度、粘度200厘斯，20升。

Installation and operating instructions:

The preparing work before test. Select test head depending on the type of test, the thermal deformation for the rounded head, d card type for the needle head. The required pressure head and load rod fixed well. And depending on the type of test sample size calculation load: a, thermal deformation test: according to the size of the sample, select load b and d card test: there are only two rules of load a method b method 49.05 N 9.81 N or 1000 g or 5000 g weight matching (9) see farmar quality table Open the mixing motor power, indicator, mixing motor work, stirring speed can be regulated by mixing motor control knob on the box (at high temperature with slow, at low temperature with quick), in accordance with the procedures specified above check electric, and continue to do the following work. Vicat softening point test sample carried the specimen holder installation (l) the oil level, the thermal deformation of specimen on the supporting frame (d card samples on the plane), put down the load bar, the sample pressure. Put (down) to the specimen holder oil pool, the corresponding weight of quality on the tray. Asked farmar is. Add dial gauge fixed above the weight, the dial gauge will hang on the weights, the upper inner core with 2-5 mm space. Heating rate setting: a total of two heating rate, 120 ℃ / h, 50 ℃ / h. The dial indicator to zero in each test before experiment, the zero gently turn knob, make the dial indicator at zero, preset for 3 to 5 minutes. Start work: after all preparations were made, trial begins. End of the test, record the temperature; Remove the dial indicator and Jordan farmar, lift (l) test machine, remove the sample. Be careful not to put the sample into the oil pool. Cooling the air cooled or water cooling, natural cooling. Vicat softening point test is cooling, the sample can be raised or frame into oil pool. Shut down the host power supply, mixing motor power.

Vicat softening point test main configuration:

1. The test host

2. A temperature sensor

3. The grating dial gauge three pieces

4. The thermal deformation and three sets of vicat probe

5. A printer

6. Special tools

Vicat softening point test d card technology parameters:

1, the range of temperature control: the environment temperature - 300 ℃

2, the heating rate: 120 + 5 ℃ / h (12 + / - 1 ℃ / 6 min) or 50 + 3 ℃ / h (5 + / - 0.5 ℃ / 6 min)

3, temperature resolution: 0.01 3 ℃, the maximum error of the temperature: plus or minus 0.5 ℃

4, deformation measurement methods: dial gauge, deformation measurement range: 5-0.1 mm - 5.0 mm

6, the maximum deformation error: + / - 0.01 mm

7, try sample number: three temperature

8, add heat medium quality: silicone fluid (the buyer should bring along their own)

9, add heat power: 2.5 KW

10, but cold method: 150 ℃ above natural cooling, natural cooling or water cooling under 150 ℃

11, has the limit temperature set arbitrary (ambient temperature - 300 ℃) of protection or the protection of the top limit of 300 ℃

12, rod load and pressure head total quality: 88 g

13, maximum load test:

A: d card test load: GA = 10 N + / - 0.2 N (1000 g), GB = 50 N + 1 N (5000 g)

B: hot deformation test load: F = 2 x delta * * h * h/B (3 x L) : F - sample needed to add load, unit N delta - hot deformation standard bending normal stress:

Vicat softening point test method

A: the use of fiber stress 1.80 MPa method

B: the use of fiber stress 0.45 MPa

C: the use of fiber stress 8.00 MPa, the width of the sample b, unit m h, the height of the sample, the unit m L, the distance between the two fulcrum, 0.100 m (14, electricity source: AC220V plus or minus 10%, 50 hz, 15, the buyer should bring along their own methyl silicone oil, 30 a flash point 300 degrees, the viscosity of 200 CST, 20 liters.

以上是維卡軟化點(diǎn)測(cè)試的詳細(xì)信息，如果您對(duì)維卡軟化點(diǎn)測(cè)試的價(jià)格、廠家、型號(hào)、圖片有任何疑問(wèn)，請(qǐng)聯(lián)系我們獲取維卡軟化點(diǎn)測(cè)試的最新信息