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1400°C Electric Top-Opening Flame Assay Furnace

PARAMÈTRES DU PRODUIT

  1. Max. temperature: 1400°C
  2. Long-term service temperature: 1350°C
  3. Control range: 80–1400°C
  4. Thermocouple: Platinum-Rhodium Type S, measuring range 0–1600°C
  5. Chamber dimensions: 600 × 1050 × 300 mm
  6. Power supply: 380 V, 50 Hz; 22 kW
Description
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Description

1400°C Electric Top-Opening Flame Assay Furnace

The 1400°C electric top-opening flame assay furnace is a high-precision box-type furnace used for flame assay analysis of precious metals and high-temperature sample melting experiments. The equipment adopts an electric-pneumatic top-opening structure design, combined with a U-shaped silicon carbide heating element and a multi-layer high-efficiency insulation system, which can achieve a stable, uniform, and rapid heating environment under high-temperature conditions. It is suitable for melting, ash blowing, and laboratory analysis processes of gold, argent, and other precious metal samples.

Caractéristiques du produit

  1. Large Capacity Design, Processing 50 Crucibles Per Batch

The furnace chamber dimensions are 600×1050×300mm, and it can melt 50 crucibles (105mm bottom diameter × 165mm mouth diameter × 55mm height) at a time.

  1. Electric and Pneumatic Top-Opening Door, Dual Control (Foot Pedal/Touch Screen)

The furnace door features a combination of electric and pneumatic top-opening design, with the opening height controllable via a foot switch or touchscreen. This makes it particularly suitable for operations like fire assaying that require frequent opening and closing of the furnace door.

  1. Silicon Carbide Rod Heating, Ultra-High Temperature Performance up to 1400℃

Using U-shaped silicon carbide rods as heating elements, vertically mounted on the furnace wall, a uniform heating field is formed. Maximum temperature 1400℃, long-term operating temperature 1350℃, meeting the temperature requirements of fire assay melting and ash blowing processes. Temperature control accuracy ±1℃, furnace temperature uniformity ±1℃ (larger furnace chambers can be adjusted via multi-zone control).

  1. Dedicated Crucible Clamps and Cast Iron Molds

Equipped with custom-made 304 stainless steel crucible clamps, resistant to high temperatures and corrosion. A cast iron mold cart with a carbon steel shell and powder-coated finish, used to hold or cool metal samples during high-temperature melting, ensuring complete shaping and facilitating subsequent analysis. A complete set of tools is included and ready to use out of the box.

  1. 7-inch Touchscreen, Multi-Segment Program Control

The 7-inch touchscreen allows for setting multiple heating programs, storing historical curves and data reports, and displaying real-time power and alarm information. Adjustable heating rate: maximum 30℃/minute (non-linear), minimum 1℃/hour.

1400°C Electric Top-Opening Flame Assay Furnace
CategorySpécification
Chamber Size600×1050×300mm
Power Supply380V, 50Hz; 22kW
Sample Capacity per Batch50 crucibles of 65g each (bottom dia. 105 × top dia. 165 × height 55mm)
Maximum Temperature1400℃
Long-term Working Temperature1350℃
Control Range80–1400℃
ThermocouplePlatinum-Rhodium Type S (0–1600℃)
Heating ElementsU-shaped silicon carbide rods, vertically mounted on furnace chamber walls
Temperature Accuracy±1 ℃
Temperature Uniformity±1 ℃ (adjustable via multi-zone control for larger chambers)
Taux de chauffageAdjustable: max. 30℃/min (non-linear), min. 1℃/h
Corps du fourusiné CNC, acid/heat-resistant coating, two-tone aesthetic finish
Cooling SystemDouble-layer air-cooled structure with directed airflow to prevent oxidation
Door MechanismMotor-pneumatic top-opening type; opening height controlled by foot switch or touchscreen
Crucible Tongs (Coutume)Made of 304 stainless steel
Cast Iron Mold TrolleyCarbon steel shell with spray-plastic coating
Cast Iron MoldUsed for holding or cooling metal samples during high-temperature melting, ensuring complete forming and facilitating subsequent analysis
Refractory LiningHigh-purity alumina lightweight boards (crack-resistant, energy-saving)
Insulation LayersThree layers: fibre d'alumine + aluminum-silica fiber + polycrystalline alumina
Safety ProtectionDual-loop control with overvoltage/overcurrent/overtemperature protection
Display IndicationsReal-time temperature, power output, tension, actuel, program segments
CommunicationRS485 interface (up to 1200m range) for PC-based curve programming and data logging
Touchscreen7-inch touchscreen for multi-segment heating program settings, storing historical curves and data reports, displaying real-time power and alarm messages

Domaines d'application

  • Mining Laboratories: Convient pour l'analyse par pyroanalyse de métaux précieux tels que l'or, argent, platine, et du palladium dans des échantillons tels que des minerais, concentrés, et résidus. The large-capacity design with 50 crucibles per batch is suitable for large-scale sample testing.
  • Third-Party Testing Centers: Suitable for various testing institutions to conduct precious metal composition analysis. The high precision and reliability of the equipment ensure the accuracy and authority of the test results.
  • Analyse métallurgique: Suitable for the detection and analysis of precious metal components in smelting intermediate products and metallic materials.
  • Recyclage des métaux précieux: Convient à la récupération et à l'analyse des métaux précieux à partir de ressources secondaires telles que les catalyseurs usés, déchets électroniques, et déchets de traitement des bijoux.
  • Instituts de recherche: Convient aux projets d'enseignement expérimental et de recherche en géologie, métallurgie, science des matériaux, and other related fields.
  • Tests de bijoux: Convient aux tests de pureté des produits en métaux précieux tels que les bijoux, lingots d'or, et des lingots d'argent.

Profil de l'entreprise

Une entreprise professionnelle spécialisée dans les services de technologie de traitement thermique et le R&D, fabrication, et vente de fours électriques haute température.

La société se concentre sur le développement de fours électriques à haute température couvrant une plage de températures complète de -100 ℃ à 2 600 ℃.. Ses produits comprennent des fours électriques expérimentaux, fours à atmosphère sous vide, fours industriels, et équipements de chauffage par induction à moyenne fréquence. Les principaux produits comprennent des fours à caissons, fours tubulaires, fours de levage, fours pousseurs, fours à bogies, fours rotatifs, fours tunnel, et divers fours spécialisés moyenne fréquence.

L'entreprise adhère à l'innovation technologique et a passé les certifications ISO9001 et CE de l'UE.. Il possède 21 marques déposées, 29 brevets, et 27 droits d'auteur sur les logiciels.

Méthodes de paiement

TT

Méthodes d'expédition

Le four électrique est emballé en trois couches: d'abord enveloppé dans du papier mousse, puis enveloppé dans un film plastique, et enfin emballé dans une caisse en bois.

Foire aux questions (FAQ)

  1. Can the equipment operate at full load continuously at its maximum temperature of 1400°C?

The maximum temperature of the equipment is 1400°C, and the long-term operating temperature is 1350°C. For continuous long-term operation, it is recommended to keep the temperature within the long-term operating temperature range to extend the lifespan of the heating elements and furnace lining.

  1. Is this electric furnace suitable for batch processing of fire assay samples?

Oui. The furnace chamber can simultaneously hold approximately 50 65g crucibles, providing the capacity for large-scale high-temperature melting of samples, suitable for batch processing needs in ore testing and precious metal analysis experiments.

  1. How is temperature uniformity guaranteed?

The furnace uses U-shaped silicon carbide heating elements arranged on all four sides, combined with a multi-layer heat-insulating furnace lining structure, which ensures good uniformity of sample heating.

  1. Does the equipment require dedicated personnel during operation?

Non, long-term supervision is not required. The equipment is equipped with a 7-inch touchscreen and a multi-segment programmable control system, enabling automatic heating, heat preservation, and cooling operations, and supports abnormal alarm prompts.

  1. Does the device support data logging and remote communication?

Oui. The device can record operating data such as temperature, pouvoir, tension, actuel, and program curves, and communicate with a host computer via an RS485 interface to achieve data monitoring and export management.

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