BX-4M 0.8mm X-ray Tube
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BX-4M 0.8 mm 20 degree x-ray tube

Application:  The BX-4 0.8 mm 20 degree is a directional beam X-ray tube for use in both medical and industrial applications.  It is suitable for applications requiring excellent stability at techniques to 100 kVp self-rectified and 80 kV constant potential in compact head designs.
Tungsten target cast in solid copper anode.   
Line focus, tungsten filament.    
Hard glass, gettered.
400 grams, approx.
Focal Spot Size:        
0.8 mm, per NEMA Std.  XR 5-1984
Target Angle:            
20 degrees effective.  
External molded cylindrical shield available with a
lead equivalence of 1mm typical (445 grams typical).

Electrical Ratings:
Maximum 100 kVp self-rectified.
Maximum 105 kVp inverse.
Maximum 105 kVp starting surge.
Maximum 80 kV constant potential.


2.2 Amperes Maximum.

Thermal Ratings:
Energy Storage:               
24  kJ (34 kHU)     
Energy dissipation:     
Maximum 225 J/sec (315 HU/sec) continuous.   
 Cooling rate:                       
Maximum 10.8 kJ/min (15.1 kHU)averaged over a
one minute interval.

Cooling and Insulation:

     This tube is intended to be used in an environment in which a high-grade transformer oil is used as the primary means of cooling and insulation.  
The oil should have a minimum dielectric strength of 45 kVp per ASTM D 877-49.  All ratings herein assume operation in well circulated oil at a temperature of 70 degrees C maximum.