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Crystal Growth Furnace

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Crystal Growth Furnace

Crystal Growth Furnace

The Ants Crystal Growth Furnace is a high-performance system designed for cultivating premium single crystals under tightly controlled thermal, rotational, and environmental conditions. Built for advanced materials research and specialized production, this furnace supports crystal growth through techniques like Bridgman and hydrothermal synthesis, enabling the development of crystals essential to semiconductors, photonics, piezoelectrics, and experimental materials. 

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Technology & Collaboration

This furnace is the result of a Technology Transfer from BARC (2018) and reflects Ants Innovations’ commitment to indigenous development in critical material science. Designed for both laboratory-scale research and pilot-scale production, it is suitable for cultivating crystals from materials such as quartz, silicon, gallium nitride, and more. 

  1. Multi-Zone Temperature Control 
    Equipped with 12 heating zones managed by Kanthal Superthal modules, offering ±1°C accuracy and a radial gradient ≤2°C 
  2. High Temperature Capability 
    Continuous operation at 1400°C (up to 1500°C max); up to 1450°C under vacuum 
  3. Extended Hot Zone 
    20 cm constant temperature + 25 cm gradient zone enables controlled solidification profiles 
  4. Precision Motion System 
    Servo-controlled translation (0.1 mm/hr to 10 mm/hr) and rotation (0–50 rpm) for optimal crystal alignment 
  5. Sample Chamber 
    Vertical 99.5% alumina tube (125 mm OD × 1300 mm length), housed in dual SS316 & SS304 casing 
  1. PLC & SCADA Integration 
    Eurotherm E+PLC400 with 10” HMI touchscreen, recipe programming, and real-time data logging 
  2. Thyristor Power Management 
    Eurotherm EPack-1PH with soft start/stop, current monitoring, and emergency shutdown protocols 
  3. Monitoring & Diagnostics 
    30 B-type thermocouples (NABL certified), fault detection, over-temp alarms, and self-diagnostics 
  4. Mobility & Protection 
    Powder-coated control and transformer panels with full instrumentation and built-in safety interlocks 
  1. Semiconductor wafer growth (e.g., GaN, SiC) 
  2. Optical & photonic component production 
  3. Piezoelectric materials & sensors 
  4. Experimental materials for academic research 
  5. Artificial gemstone synthesis 
  1. High vacuum pump unit & rotary vane pump 
  2. Additional gas inlets with valves & rotameters 
  3. Chiller system for cooling requirements 
  4. Probe thermocouple for sample-adjacent monitoring 
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