Overview:

This benchtop muffle furnace features an advanced immersion-element design within a ceramic structure, minimizing direct radiation to ensure superior thermal stability. The furnace is engineered to provide high temperature uniformity with minimal thermal gradients. It is highly versatile and widely used in metallurgy, chemistry, ceramics, oil and gas, jewelry workshops, and food industry laboratories. The unit is equipped with a standard single-stage digital electronic control system, with advanced control options available upon request.

Technical Specifications:

• Maximum Temperature: $1100^\circ\text{C}$
• Continuous Operating Temperature: $1000^\circ\text{C}$
• Chamber Design: Box-type chamber with a front-opening door.
• Muffle Type: Muffle-type (elements are shielded from direct exposure).
• Muffle Material: Alumina-based castable refractory mass.
• Heating Elements: $\text{Al-Cr-Fe}$ alloy.
• Thermal Insulation: Lightweight ceramic fibers, ceramic boards, and lightweight refractory bricks for enhanced mechanical strength and load-bearing capacity.
• Thermocouple: $\text{Ni-CrNi}$ (Type-K) with ceramic protection sheath.
• Temperature Control: High-precision PID Control system, ensuring temperature stability within $\pm 2^\circ\text{C}$.
• Display & Interface: Digital temperature indicator and digital setpoint adjustment.
• Power Control: Thyristor-based power control, complemented by an electromechanical contactor as a safety cutoff mechanism.
• Safety Features:
• Automatic emergency shutdown in case of thermocouple or thyristor failure.
• Integrated fault detection and digital error notification.
• Over-temperature protection and thermocouple melting point protection.