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JOHNSON FORGE FURNACES

Fast Heat...push button lighting

Versatile Johnson Forge Furnaces provide the high fast heat needed in heavy equipment shops, welding and metal forming shops, metal fabrication plants, auto spring manufacturers, farm equipment and industrial maintenance shops, and school vocational shops.

Forges can be used for a variety of applications including metal bending,  metal forging,, occasional heat treating, metal forming and sharpening, preheating and stress relief of weldments.

The forge body is of heavy gauge welded steel construction with cast iron burner manifold and special steel tie-rod reinforcement.  Fire boxes are heavily insulated and super duty hard-burned fire brick is used on all wearing surfaces.  Gas and air adjustments are convenient to the operator

Johnson Forge Furnaces come complete with quiet, powerful Johnson Blower, swinging adjustable refractory lid, adjustable front tool rack for supporting pieces, solenoid safety valve that shuts off gas when the blowers are turned off, and exclusive Johnson Automatic Ignition System.  The need for matches is eliminated.  Press a button and the furnace lights automatically.

  No. 122 Forge Furnaces

The Model No. 133 is equipped with four burners (end burners may be turned off for smaller jobs when desired).  The No. 122 has two burners.

Furnace Number Firebox Dimensions
(inches)
Overall Dimensions
(inches)
Burner Blower Number Gas   Connection (inches) Gas Input Approx. Ship Weight

133

L W D L W H H W   BTU Lbs
27 4.25 7 41 20 30 4 1203 1.0 400,000 510
133 Double Width 27 8.75 7 41 20 30 4 1203 1.0 400,000 510
122 13.5 4.25 7 27.5 20 30 2 1218 0.75 200,000 340
122 Double Wide 13.5 8.75 7 27.5 20 30 2 1218 0.75 200,000 340
133 Double Length 54 4.25 7 74 20 48 8 2-1203 1.5 800,000 1200
133 Triple Width 27 13.5 7 41 29 48 8 2-1203 1.5 800,000 900
133 Special 36 18 7 41 36 48 12 2-1203 1.5 1,200,000 1190

133 Double Length Double Width

54 8.75 7 80 30 48 8 2-1203 1.5 800,000 1200
Gas Pressure: 4.5" to 14" W.C. Natural Gas: 11" W.C. LP Gas.