• I、Product Introduction

    Vacuum tungsten wire furnace is a vacuum resistance furnace with tungsten mesh as heating element. It is an ultra-high temperature and high vacuum electric furnace for laboratory scientific research or industrial production. It can be widely used in: sintering high-purity ceramics into transparent ceramics; Melting and sintering of high melting point metals, alloys, ceramics and other materials; Brightening of some metals, degassing treatment, and determination of physical and chemical properties of metals and ceramics under high temperature and vacuum conditions.

    The tungsten wire mesh heating body inside the vacuum tungsten wire furnace is designed with six piece cage, and the connection technology is approved by the patent. The heating body is designed with multi-layer labyrinth all metal tungsten and molybdenum heat shield, which greatly controls the heat leakage. The insulation layer designed by its proprietary technology can ensure the good uniformity of furnace temperature, small thermal field deformation and long service life.

    II、Product Features

    1. Various forms, including horizontal, vertical and desktop structures; There are many kinds of discharging forms such as side door discharging, lower lifting discharging and upper opening lid discharging. The reasonable structure makes the material taking and discharging more convenient and efficient;

    2. The heating forms are diversified. The tungsten mesh cage heater is used as the main heater. According to the constant temperature range, the tungsten plate heater can be selectively turned on / off at both ends, so as to obtain a more perfect constant temperature zone;

    3. The multi-layer labyrinth type all metal tungsten and molybdenum insulation screen structure design makes the insulation performance better, and can effectively isolate heat even at very high temperatures and save energy consumption;

    4. High vacuum molecular pump system configuration, easy to obtain 5x10-4Pa vacuum system;

    5. It is equipped with a charging and discharging system, which can quickly complete the replacement of the internal environment of the cavity in combination with the vacuum system. The customized vacuum / atmosphere environment ensures that the heating element works in a better environment and completes the sample sintering better;

    6. Humanized configuration, which can realize multiple choices of manual operation and intelligent operation;

    7. One furnace can be used as multi-purpose and can be used as a simple vacuum sintering furnace or an atmosphere sintering furnace;

    8. Multiple visual system and safety interlock system, which can protect the normal operation of the equipment in real time;

    9. This product accepts non-standard customization.

    III、Product Parameters

    Vacuum tungsten wire furnace

    Type

    JYZF1-5EH

    JYZF1-5DG

    Type

    2100℃-Φ400×400

    2100℃-Φ200×200

    2100℃-Φ120×160

    2100℃-Φ80×100

    2100℃-Φ200×200

    Total electrical power

    120KW

    80KW

    50KW

    25KW

    80KW

    Total heating power

    100KW

    60KW

    40KW

    20KW

    60KW

    Heating element

    Tungsten mesh

    Tungsten mesh

    Tungsten mesh

    Tungsten mesh

    Tungsten mesh

    Heat isolating screen

    Tungsten/

    Molybdenum

    structure

    Tungsten/

    Molybdenum

    structure

    Tungsten/

    Molybdenum

    structure

    Tungsten/

    Molybdenum

    structure

    Tungsten/

    Molybdenum

    structure

    Temperature unify

    ≤±5℃

    ≤±5℃

    ≤±5℃

    ≤±5℃

    ≤±5℃

    Heating rate

    0~15℃ /min

    0~15℃ /min

    0~15℃ /min

    0~15℃ /min

    0~15℃ /min

    Temperature accuracy

    ±1℃

    ±1℃

    ±1℃

    ±1℃

    ±1℃

    Temperature control

    C type Tungsten rhenium thermocouple

    C type Tungsten rhenium thermocouple

    C type Tungsten rhenium thermocouple

    C type Tungsten rhenium thermocouple

    C type Tungsten rhenium thermocouple

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