L&L Special Furnace delivered the second FB435 model furnace to Doncaster Precision Castings of Groton, Connecticut, a global leader in the aerospace, industrial gas turbine, and automotive markets. This advanced furnace will bolster Doncaster’s in-house annealing, tempering, and heat-treatment capabilities, significantly enhancing their production efficiency and cost-effectiveness.
The FB435 furnace from L&L Special Furnace features a maximum temperature of 1,850°F (1,010°C) and working dimensions of 44-inch width, 36-inch height, and 60-inch depth. The furnace operates in an air atmosphere, equipped with a vertical counterbalanced pneumatic door, and an 18-inch diameter cast alloy fan. Its cooling system is powered by an automated ventilation system with a 600CFM venturi air mover, ensuring efficient and uniform cooling
Doncaster’s decision to add a second FB435 model highlights the reliable performance and trusted precision of L&L Special Furnace’s products. The six-zone SSR control with digital biasing allows for easy balance of temperature gradients. Honeywell process controllers and a NEMA12 industrial control panel with fused disconnect underscores the furnace’s advanced control and safety features. Additionally, the flat castable hearth and robust stack light audible visual annunciator system provide optimized operational functionality.
By choosing L&L Special Furnace’s FB435 model for the second time, Doncaster demonstrates their commitment to maintaining high-quality production standards. The furnace’s capacity to handle a typical load weight of 2,000 pounds reinforces its suitability for heavy-duty industrial processes within the aerospace and automotive sectors.
MORE INFO www.llfurnace.com
