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    China Suppliers Electric Solid Asphalt Melting Device - High-Temperature Asphalt Melting Factory Equipment

    The solid asphalt electric melting device, also referred to as an electrically heated asphalt melting tank or asphalt electric degassing barrel, is a cutting-edge solution for efficiently melting solid asphalt in block or barrel form. This specialized equipment utilizes electric energy as a heat source, allowing for the transformation of solid asphalt into a high-temperature liquid state (140–180℃). As one of the leading rapid melting solutions available, it is particularly ideal for small and medium-sized asphalt systems, on-site construction projects, and operations within carbon factories. Sourced directly from reliable suppliers in China, our asphalt melting devices are designed to meet the high demands of modern construction standards, ensuring effective and efficient asphalt processing at your factory
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      Product Details

      Core Function

      • Directly melt solid asphalt: Block / Barrel-packed cold asphalt → Pumpable liquid.
      • Temperature control and insulation: Precise temperature control to prevent asphalt aging and coking.
      • Environmentally friendly and safe: No open flame, no smoke, no thermal oil / steam system.
      • Fast feeding: Continuous discharge, used with buffer tank and filter.
      Solid asphalt electric melting device component 1
      Solid asphalt electric melting device component 2

      Typical Structure

      🏗️ Tank body: Vertical cylinder, carbon steel + insulation layer (rock wool / silicagel)

      ⚡ Electric heating elements

      • Built-in heating rods / electric heating tubes (stainless steel, far-infrared)

      • Bottom / side wall heating plates / heating jackets

      • Heating cables (auxiliary insulation)

      📂 Internal divisions

      • Feeding area: Solid asphalt input

      • Melting area: Main heating for melting

      • Insulation area: Melted asphalt at constant temperature

      • Sludge area: Bottom slag discharge

      🛠️ Attachments: Feed port, discharge port, sewage port, level gauge, thermometer, temperature control cabinet, explosion-proof electrical equipment, overheat protection, and optional stirring.

      Working Principle

      1
      Solid bitumen is added from the top.
      2
      Electric heating elements directly heat, local rapid melting.
      3
      Solid blocks are immersed in liquid bitumen to accelerate melting (heat conduction + convection).
      4
      Temperature control system maintains 140–180℃.
      5
      Liquid bitumen is discharged by the lower discharge pump.
      6
      Impurities settle at the bottom and are regularly discharged.

      Main Types

      📦 Box type / Small unit

      Capacity: 0.5–5m³

      Best for: On-site construction, small batch, mobile needs.

      🏢 Vertical continuous tank

      Capacity: 5–20m³

      Best for: Carbon, waterproof, continuous production at mixing stations.

      🛢️ Electric heating drum separator

      Special for: Melting 200L standard drum bitumen with automatic separation.

      Advantages (vs. Thermal Oil/Steam)

      ✅ Simple System: No boiler, no circulation, no complex pipelines.
      ✅ Fast Installation: Plug in and use immediately.
      ✅ Precise Control: ±5℃ accuracy, preventing bitumen aging.
      ✅ Eco-Friendly: Zero smoke, no leakage, low noise.
      ✅ Safety: Explosion-proof, overheat protection, no open flame.
      ✅ Low Maintenance: No oil pumps or valves to clean.

      Application Scenarios

      • Carbon factory (pre-baked anode, electrode paste)
      • Waterproof sheet and coating production
      • Road construction and maintenance sites
      • Modified asphalt and emulsified asphalt small lines
      • Bitumen warehouses for small batch supply

      Comparison: Electric vs. Thermal Oil

      ⚡ Electric Heating: Uses electricity, simple structure, excellent temperature control, ideal for small to medium capacity, very clean.

      🔥 Thermal Oil: Complex system, high capacity, suitable for large-scale continuous long-term production.

      Frequently Asked Questions

      Q: What is the main advantage of an electric asphalt melting device? A: The primary advantages are its simple installation (plug-and-play), precise temperature control to prevent asphalt aging, and its environmentally friendly operation without smoke or open flames.
      Q: Can this device handle barrel-packed asphalt? A: Yes, specifically the "Electric heating drum separator" type is designed to melt and separate bitumen from 200L standard drums efficiently.
      Q: What temperature range can the system maintain? A: The temperature control system typically maintains the liquid bitumen between 140–180℃ with a precision of ±5℃.
      Q: Is it suitable for mobile construction sites? A: Absolutely. The Box-type or small electric melting units (0.5–5m³) are highly portable and ideal for on-site construction.
      Q: How are impurities handled in the melting tank? A: The tank features a dedicated sludge area at the bottom where impurities settle naturally. These are then regularly discharged through a sewage port.