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Industrial Radiant Tube Burner for Gas RT

Characteristics:

  • Available in 100K to 1MM Btu/hr capacities
  • Flow ratio = 4:1
  • For use with preheated air up to 930°F
  • Excellent flame stability with: excess air, excess of stoichiometric combustion gas

Applications:

  • Tanks immersed at high temperatures in salt bath furnaces or in the melting of light alloys
  • Quenching furnaces
  • Bell or pit furnaces
  • Furnaces for processing ferrous, synthetic material, glass, and porcelain
  • Furnaces for food processing
Industrial Burner for Gas RT

Learn More:
Description   Documentation   Ordering Information   Accessories

Ordering Information

Model and Description Model Capacity Ignition Detection Price Cart
RT-1
Capacity: 100K Btu/Hr; Ignition: Direct Spark; Detection: Flame Rod or UV
RT-1 100K Btu/Hr Direct Spark Flame Rod or UV Contact Us Not available for online purchase.
RT-2
Capacity: 230K Btu/Hr; Ignition: Direct Spark; Detection: Flame Rod or UV
RT-2 230K Btu/Hr Direct Spark Flame Rod or UV Contact Us Not available for online purchase.
RT-3
Capacity: 500K Btu/Hr; Ignition: Direct Spark; Detection: Flame Rod or UV
RT-3 500K Btu/Hr Direct Spark Flame Rod or UV Contact Us Not available for online purchase.
RT-4
Capacity: 680K Btu/Hr; Ignition: Direct Spark; Detection: Flame Rod or UV
RT-4 680K Btu/Hr Direct Spark Flame Rod or UV Contact Us Not available for online purchase.
RT-5
Capacity: 1MM Btu/Hr; Ignition: Direct Spark; Detection: Flame Rod or UV
RT-5 1MM Btu/Hr Direct Spark Flame Rod or UV Contact Us Not available for online purchase.

For all other configurations and spare parts Contact Combustion 911

Description

The RT series are gas burners used for radiant tube systems (indirect heating). Radiant tube systems use heat radiation to provide heat transfer to work inside a furnace without risk of flame impingement or contamination of the work by products of combustion. The radiant tube is connected to the burner. Radiant tubes can have different shapes, resembling letters of the alphabet. The most common are: I, U, W, M, P, and Double P.

The RT series is not self-recuperative, but a plug-in recuperator is available. RT burners can be used with preheated air up to 930°F.

The main characteristic of the RT burner is double air mixing. The primary air is mixed in the crossflow head resulting in a twisting flame; the secondary air, which enters the chamber through special holes in the flame arrester pipe, completes the mixing by extending the flame itself. Thus, double air mixing ensures less wear of the initial part of the radiant tube, which normally sees the most stress, and allows the maximum heat exchange. The result is higher efficiency and longer life of the radiant tube.

Setup of the RT series of burners is simplified by pressure taps that allow the identification of gas and air flow rates. The volumetric air/gas ratios normally used in radiant tubes burners are 12:1 or 13:1. The RT series can work with cold air and, using special smooth or finned exchangers, with preheated air up to 930°F, allowing energy savings of around 25-30%.

Accessories

Model and Description Price Cart
Ignition Cable
Silicone Rubber Cable High Voltage 7mm (priced per foot).
 
 

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