# Retort Atmosphere Furnace

CVSIC Retort Atmosphere Furnace is a high-efficiency thermal processing system designed for precise sintering, annealing, and heat treatment in controlled atmospheric conditions. Utilizing a **hot-wall external heating design**, it separates the heating elements from the furnace chamber, significantly extending component lifespan and reducing the risk of contamination.

It supports **inert (N₂, CO₂, Ar)** and **oxidizing atmospheres (air, oxygen)** with a vacuum level up to **7×10⁻³ Pa**, making it suitable for a broad range of high-purity material processes, including **ceramics**, **powder metallurgy**, **electronic materials**, and **rare earth research**. The system combines **PID temperature control**, **modular atmosphere control**, and **multi-layer safety protection**, making it a dependable choice for laboratories, R&D centers, and production environments.

## CVSIC Retort Atmosphere Furnace Features

**External Hot-Wall Heating**: Heating elements are placed outside the furnace chamber, avoiding direct material contact and improving component life and thermal stability.

** High Temperature & Precision Control**: Maximum temperature of 1000°C; operating temperature up to 950°C. The PID controller ensures ±1°C accuracy (±2°C during gas charging), with ±5°C uniformity across the working zone.** **

**Versatile Atmosphere Support**: Compatible with N₂, Ar, CO₂, oxygen, and air; customizable gas inlets and flow control (float/proton flowmeters). Cold-state vacuum up to 7×10⁻³ Pa.

**Robust Furnace Chamber**: Heat-resistant steel structure with corrosion-resistant insulation, providing stability under repeated thermal cycling.

**Advanced Safety System**: Features include over-temperature alarms, gas protection interlocks, an explosion-proof design, and multi-mode gas emissions, ensuring safe operation and compliance with environmental regulations.** **

**Energy Efficient**: Optimized thermal insulation and structure reduce heat loss, improving energy efficiency during extended cycles.** **

**User-Friendly Control**: Manual and automatic operation modes are supported, with heating rates of up to 10°C/min, allowing for flexible process tuning.

## CVSIC Retort Atmosphere Furnace Application

- **Ceramic Sintering**: Suitable for special ceramics, piezoelectric ceramics, structural ceramics, and functional ceramics requiring precise heat treatment.

- **Powder Metallurgy**: Ideal for sintering metal powders and alloys under inert or controlled atmosphere environments.

- **Research & Laboratories**: Widely used in universities and scientific institutions for high-temperature testing of PTC materials, phosphors, polishing powders, and rare earth materials.

- **Electronics & Semiconductors**: Supports heat treatment of magnetic materials and electronic ceramic substrates under clean gas atmospheres.

- **Material Quality Testing**: Enables precise thermal evaluation and batch testing for materials performance validation.

## Customisation Services

To meet varying industrial and academic needs, CVSIC offers full-scale customization options:

- **Chamber Size:** Custom chamber dimensions are available (default: Φ400 × 600 mm) to match loading capacity requirements.

- **Atmosphere Control:** Single or multi-channel gas systems tailored for inert or oxidizing environments.

- **Vacuum System:** Cold-state vacuum options up to 7×10⁻³ Pa or higher, based on process purity demands.

- **Heating Power:** Adjustable rated power (default: 40 kW ±10%) to suit energy efficiency and batch size.

- **Control System:** PLC touchscreen interfaces, data logging, and remote monitoring available.

- **Global Service:** Includes installation guidance, operator training, and long-term maintenance support.

## CVSIC Retort Atmosphere Furnace Technical Specifications 

| Parameter | Specification |
| --- | --- |
| Model | CV-TF1000 |
| Maximum Temperature (°C) | 1000 |
| Operating Temperature (°C) | ≤950 |
| Furnace Chamber Size (Width×Height×Length, mm) | Φ400 × 600 |
| Rated Heating Power (kW) | 40 (±10%) |
| Heating Element | HRE resistance wire |
| Temperature Control Accuracy | ±2°C during gas charging, ±1°C when stable |
| Temperature Uniformity | ±5°C at 1000°C (three-core thermocouple, effective working area) |
| Working Pressure | ≤0.03MPa |
| Ultimate Vacuum Degree (Cold State) | 7×10⁻³Pa (empty furnace, purified) |
| Protective Atmosphere | Oxygen, nitrogen, argon, air, etc. |
| Temperature Sensor | K-type thermocouple |
| Cooling Method | Natural cooling with gas charging |
| Control Method | PID control, manual/automatic switching |
| Heating Rate | ≤10°C/min |
| Furnace Heating Method | Hot-wall heating (external heating) |

**Note:** Specifications can be customized. Contact us to discuss your specific process requirements.

## Start Your Project with CVSIC

Whether you are developing advanced ceramics or conducting cutting-edge materials research, CVSIC’s Retort Atmosphere Furnace offers precision, stability, and customization to fit your needs.

**Contact our technical team today for consultation, pricing, or a tailored solution.******