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8m³ Large Pit Furnace

제품 매개변수

  1. Maximum operating temperature: 1000℃
  2. Control range: 50 to 1000°C
  3. Crucible heating dimensions (mm): Diameter 1500 × 2000 (Height)
  4. Voltage (AC V): 380
  5. Design power (kW): 280 (automatic adjustment)
  6. Weight (kg): 3650
설명
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설명

8m³ Large-Scale Pit-Type Furnace

This 8m³ large-scale pit furnace utilizes high-temperature alloy resistance strips as heating elements and is specifically designed for the heat treatment of large workpieces, high-temperature sintering, and industrial production. It meets a wide range of process requirements, including sintering, melting, 열처리, analytical testing, and batch production. The furnace chamber is constructed from vacuum-formed, high-purity alumina lightweight insulation material, offering features such as high-temperature resistance, thermal shock resistance, low heat storage, and immunity to slagging or cracking.

Pit Furnace Product Features

  1. Extra-large capacity with 8m³ processing volume

This unit is a large-scale pit-type furnace featuring an 8-cubic-meter chamber, capable of processing large batches of materials or oversized workpieces simultaneously. It is designed for large-scale industrial production, significantly boosting per-batch throughput.

  1. Comprehensive heating (sides and bottom) for excellent temperature uniformity

The heating elements consist of high-temperature, molybdenum-containing alloy resistance strips arranged around the furnace walls. There are six tiers of M-shaped resistance strips; each tier measures 250 mm (height) × 2.5 mm (thickness) × 30 mm (width) and has a power rating of 30 kW. The furnace hearth utilizes six uniform-diameter silicon carbide rods—each rated at 15 kW—protected by ceramic plates.

  1. Split-body design for easy transport and installation

The furnace body features a split-structure design (upper and lower sections), facilitating transportation and on-site installation. It is suitable for the on-site assembly of large-scale equipment.

  1. Corrosion-resistant 316L stainless steel inner liner

The inner liner is constructed from 316L stainless steel (supplied by the customer) and features a sealed design. It offers excellent corrosion resistance, making it suitable for heat treatment processes across a variety of atmospheric environments.

8m³ Large-Scale Pit-Type Furnace
Temperature Category1000℃
Power Supply380V AC
Maximum Operating Temperature1000℃
Long-term Operating Temperature950℃
Control Range50-1000℃
Temperature SensorType K thermocouple, measuring range 0-1320℃ (detects inside the furnace liner)
Heating Element LocationSurrounding (high-temperature alloy resistance strip, Mo-containing, surface temperature up to 1380℃) + Bottom (equal-diameter silicon carbide rods with ceramic plate protection). Surrounding: six layers of high-temperature alloy resistance strip, M-shaped, each layer dimensions: H250×T2.5×W30mm, each layer 30kW; Bottom: 6 실리콘 카바이드 막대, each 15kW
가열 속도자유롭게 조절 가능: max. 15℃/min, 분. 1℃/h
발열체High-temperature alloy resistance strip (Mo-containing), surface temperature up to 1380℃
용광로 본체CNC 가공, 우아한, sanded, acid-washed, 인산염 처리된, powder-coated, and baked. Two-tone color scheme, oxidation-resistant, acid/alkali resistant, corrosion resistant, high temperature resistant, easy to clean. Upper and lower parts can be separated
Inner LinerSealed, stainless steel 316L material (provided by customer)
Refractory MaterialLining made of vacuum-formed high-purity alumina lightweight material; high-wear areas (furnace port, bottom) use lightweight hollow ball alumina plates, resistant to thermal shock, no cracking, no spalling, energy saving >80%
Insulation MaterialHigh-alumina fiber folded blocks, energy saving >80%
Furnace Exterior Surface TemperatureDuring continuous long-term operation, exterior temperature <55℃
Protection (provided by customer)Integrated module control unit with dual-loop control and dual-loop protection, including protection against overshoot, 미달하다, segment loss, 위상 손실, 과전압, 과전류, 온도 이상, 현재 피드백, and soft start
Control (provided by customer)Closed-loop technology with thyristor module trigger control, phase-shift or zero-cross triggering, continuous adjustment of output voltage, current or power, featuring constant voltage, constant current or constant power characteristics
Warranty Scope & PeriodElectric furnace: one-year free warranty. Heating elements are not covered

Pit Furnace Application Areas

  • Sintering of Refractory Materials: Suitable for the high-temperature, mass-scale sintering of refractory materials such as refractory bricks, castables, and magnesia-carbon bricks.
  • Sintering of Large Ceramic Products: Suitable for the batch sintering of large-sized ceramic products, including insulators, rollers, pipes, and crucibles.
  • Heat Treatment of Metal Castings: Suitable for heat treatment processes—such as annealing, 정규화, 템퍼링, and stress-relief annealing—for large steel, cast iron, and ductile iron castings.
  • Heat Treatment of Metal Materials: Suitable for the heat treatment of large metal components such as shafts, pipes, and plates.
  • Metallurgical Industry: Suitable for the reduction and sintering of metal powders, as well as the melting and heat treatment of alloy materials.
  • Electronics Industry: Suitable for the mass heat treatment of electronic functional materials, such as electronic ceramics and magnetic materials.
  • Chemical Industry: Suitable for the activation and calcination of materials such as catalyst supports and molecular sieves.
  • New Material Development: Suitable for the R&D and pilot-scale production of new materials, including specialty materials, composites, and high-temperature alloys.

회사 프로필

열처리 기술 서비스 및 R 전문 기업&디, 조작, 고온전기로 판매 및 판매.

-100℃ ~ 2600℃의 전온도 범위를 커버하는 고온 전기로 개발에 주력하고 있습니다.. 해당 제품에는 실험용 전기로가 포함됩니다., 진공 분위기 용광로, 산업 가마, 및 중주파 유도 가열 장비. 주요 제품으로는 상자로(Box Furnace)가 있습니다., 튜브 용광로, 리프팅 용광로, 푸셔 가마, 보기 용광로, 회전식 가마, 터널 가마, 다양한 전문 중주파로.

회사는 기술 혁신을 고수하고 ISO9001 및 EU CE 인증을 통과했습니다.. 그것은 소유 21 등록상표, 29 특허, 그리고 27 소프트웨어 저작권.

결제 방법

TT

배송 방법

전기로는 3겹으로 포장되어 있습니다.: 먼저 발포 종이로 포장, 그런 다음 플라스틱 필름으로 싸서, 그리고 마침내 나무 상자에 포장되었습니다..

Pit Furnace Frequently Asked Questions (FAQ)

  1. What material is used for the furnace chamber?

It utilizes vacuum-formed, high-purity alumina lightweight material, offering excellent high-temperature resistance, 단열, and thermal shock resistance.

  1. Is the temperature control precise?

It employs a closed-loop control system and SCR (Silicon Controlled Rectifier) ​​power regulation technology to achieve high-precision temperature control and stable output.

  1. Is it suitable for continuous production?

예. The equipment features an industrial-grade design capable of meeting the demands of long-term continuous operation and batch production.

  1. Is customization available?

예. Customization is available for chamber dimensions, temperature ratings, control systems, loading methods, automation configurations, and more, based on customer requirements.

  1. What is the warranty period?

The entire unit comes with a one-year free warranty; however, heating elements are considered consumables and are not covered under the warranty.

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