WJ-400B熔體流動(dòng)速率測(cè)定儀
熔體流動(dòng)速率儀是按照GB/T3682、ASTM D1238標(biāo)準(zhǔn)，并參看JB/T5456、ISO1133等類似標(biāo)準(zhǔn)，熔體流動(dòng)速率測(cè)定儀是用于測(cè)定熱塑性塑料熔體質(zhì)量流動(dòng)速率（MFR：單位：g/10min）的儀器。廣泛用于熱塑性塑料熔融指數(shù)值的測(cè)定。
本儀器提供中文、英文、德文、法文等操作系統(tǒng)，適合不同國家操作習(xí)慣。
一、符合標(biāo)準(zhǔn)
該儀器執(zhí)行JB/T5456標(biāo)準(zhǔn)要求，適用GB/T3682、ASTM D1238、ISO1133等標(biāo)準(zhǔn)。
GBT 3682.1-2018 塑料 熱塑性塑料熔體質(zhì)量流動(dòng)速率(MFR)和熔體體積流動(dòng)速率(MVR)的測(cè)定
GBT 3682.2-2018 塑料 熱塑性塑料熔體質(zhì)量流動(dòng)速率(MFR)和熔體體積流動(dòng)速率(MVR)的測(cè)定
二、技術(shù)參數(shù)
1、顯示方式：液晶顯示。
2、測(cè)量方式：質(zhì)量法（MFR）。
3、恒溫范圍：室溫—450℃任意一點(diǎn)均可恒溫。(可自己修正溫度)
4、溫度精度：±0.2℃。
5、溫度分辨率：0.1℃。
6、計(jì)時(shí)范圍：0.1——999.00秒。
7、計(jì)時(shí)精度：0.1秒。
8、切料方式：自動(dòng)、手動(dòng)、時(shí)控三種切料方式。
9、自動(dòng)計(jì)算融指數(shù)，配有打印機(jī)，可打印試驗(yàn)報(bào)告。
10、口模材質(zhì)：碳化鎢。
11、口模直徑：2.095 mm。
12、熔體流動(dòng)速率測(cè)試范圍：0.001~500g/10 min
13、 控制方式：雙溫控
14 、升溫時(shí)間：＜10分鐘
15、 口模塞規(guī)：孔徑2.0904/2.1006 mm
16、活塞：Φ( 9.4742 ±0.007) mm 活塞頭長度6.35 mm土0.10 mm
下邊緣半徑0.4—（0.0-0.1）mm
活塞桿細(xì)環(huán)形參照標(biāo)線相距30 mm士0.2 m m
17 細(xì)孔模:
外徑：( 9.55 ±0.005) mm
孔徑：( 2.0955 ±0.0051) mm
長度：( 8.000 ±0.001 )mm
18具有超溫保護(hù)功能，溫度到達(dá)極限值侯自動(dòng)停止加熱。
WJ-400B Melt Flow Rate Measuring Instrument
Melt flow rate meter is used to measure the melt mass flow rate (MFR: g/10min) of thermoplastic plastics according to GB/T3682, ASTM D1238 standards, JB/T5456, ISO1133 and other similar standards. It is widely used to determine the melting index of thermoplastic plastics.
This instrument provides Chinese, English, German, French and other operating systems for export.
I. Compliance with Standards
The instrument implements the requirements of JB/T5456 standard and is applicable to GB/T3682, ASTM D1238, ISO1133 and other standards.
Determination of Melt Mass Flow Rate (MFR) and Melt Volume Flow Rate (MVR) of Plastic Thermoplastics GBT 3682.1-2018 Part 1: Standard Method
Measurement of Melt Mass Flow Rate (MFR) and Melt Volume Flow Rate (MVR) of Plastic Thermoplastics GBT 3682.2-2018 Part 2: Test Method for Materials Sensitive to Time-Temperature History and/or Humidity
II. Technical parameters
1. Display mode: liquid crystal display.
2. Measurement method: mass method (MFR).
3. Constant temperature range: room temperature - 450 C can be constant at any point. (Temperature can be adjusted by oneself)
4. Temperature accuracy: +0.01 C.
5. Temperature resolution: 0.01 C.
6. Timing range: 0.001-999.00 seconds.
7. Timing accuracy: 0.01 seconds.
8. Cutting methods: automatic, manual and time-controlled.
9. Automatically calculates the financial index, equipped with a printer, which can print the test report.
10. Die material: tungsten carbide.
11. Die diameter: 2.095 mm.
12. Measurement range of melt flow rate: 0.001-3000g/10 min
13 Control Mode: Double Temperature Control
14 heating time: < 10 minutes
15 die plug gauge: aperture 2.0904/2.1006 mm
16 Pistons: _(9.4742+0.007) mm piston head length 6.35 mm soil 0.10 mm
A rounded corner with a radius of 0.4-(0.0-0.1) mm at the lower edge
Piston rod thin ring reference lines 30 m m x 0.2 m apart
17 Fine Hole Die: Tungsten Carbide Material
Outer diameter: (9.55 +0.005) mm
Aperture: (2.0955+0.0051) mm
Length: (8.000 + 0.001) mm
18 has the function of over-temperature protection. When the temperature reaches the limit, the heating stops automatically.
