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RX
REFRACTORY GRADE SELECTION
Each
of the three grades of RX Refractory Coating has a different
temperature range and a different glazing temperature. It
is important that the coating reach its glazing temperature.
An unglazed coating will not perform properly. After the
coating has been glazed, it can be operated at any temperature below
its maximum temperature.
Glazing Temp.
Maximum Temp.
Grade degrees F
degrees F
RX-14
1,400
2,200
RX-21
2,100
2,800
RX-36
2,700
3,600
Listed
below are the recommended grades of RX Coatings for use with various
types of equipment.
BOILERS:
Package type (water & fire tube) RX-14
Electrical Generating:
Burner
tiles RX-36
Cyclones
RX-36
Wet Bottom Refractory RX-21
FURNACES:
Annealing RX-14
Billet RX-14
Brazing RX-21
Carbuerizing RX-14
Crematory RX-14
Crucible See Metals
Enameling RX-14
Forging RX-21
Heat Treating RX-14
Melting See metals
Nitriding RX-14
Pathology RX-14
Reverberatory See Metals
Sintering RX-21
Welding RX-36
METALS:
For use on
process refractories such as in metal melting furnaces, crucibles,
ladles, soaking pits, troughs, etc.
Aluminum
RX-14
Copper based alloy RX-21
Iron/Steel and alloys RX-36
Magnesium
RX-14
Precious Metals RX-14
OTHER
EQUIPMENT:
Calciners RX-14 or 21
Dryers RX-14
Heat Generators RX-14 or 21
Incinerators RX-14
Kilns
RX-14 or 21
Ovens
RX-14
APPLICATION
INSTRUCTIONS
- Apply in New or Used Refractory
- Supplied as Dry Powder in 1, 3 or 5 Gal. Cans
- Mix With Tap Water
- Apply with Brush or Spray
- Air Dry
- Heat to Glazing Temperature*
- Detailed Instructions in Each Can
*In foundry applications the glazing temperature can be reached
by adding the melt to the coated piece of equipment. The
heat from the melt will complete the glazing process.
APPROXIMATE
COVERAGE
Refractory
Type Square feet/gallons
Insulating brick 30
Lightweight castable 30
Lightweight firebrick 30
Medium duty brick 40
Medium duty castable 40
High duty brick 50
High duty castable 50
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