WJ-400B熔體流動速率測定儀
熔體流動速率儀是按照GB/T3682、ASTM D1238標準，并參看JB/T5456、ISO1133等類似標準，熔體流動速率測定儀是用于測定熱塑性塑料熔體質量流動速率（MFR：單位：g/10min）的儀器。廣泛用于熱塑性塑料熔融指數值的測定。
本儀器提供中文、英文、德文、法文等操作系統，適合不同國家操作習慣。
一、符合標準
該儀器執行JB/T5456標準要求，適用GB/T3682、ASTM D1238、ISO1133等標準。
GBT 3682.1-2018 塑料 熱塑性塑料熔體質量流動速率(MFR)和熔體體積流動速率(MVR)的測定
GBT 3682.2-2018 塑料 熱塑性塑料熔體質量流動速率(MFR)和熔體體積流動速率(MVR)的測定
二、技術參數
1、顯示方式：液晶顯示。
2、測量方式：質量法（MFR）。
3、恒溫范圍：室溫—450℃任意一點均可恒溫。(可自己修正溫度)
4、溫度精度：±0.2℃。
5、溫度分辨率：0.1℃。
6、計時范圍：0.1——999.00秒。
7、計時精度：0.1秒。
8、切料方式：自動、手動、時控三種切料方式。
9、自動計算融指數，配有打印機，可打印試驗報告。
10、口模材質：碳化鎢。
11、口模直徑：2.095 mm。
12、熔體流動速率測試范圍：0.001~500g/10 min
13、 控制方式：雙溫控
14 、升溫時間：＜10分鐘
15、 口模塞規：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
活塞桿細環形參照標線相距30 mm士0.2 m m
17 細孔模:
外徑：( 9.55 ±0.005) mm
孔徑：( 2.0955 ±0.0051) mm
長度：( 8.000 ±0.001 )mm
18具有超溫保護功能，溫度到達極限值侯自動停止加熱。
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.
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