TC-A rod is aluminium oxide based thermal spray rod which deliver extremely hard and corrosion resistant coatings to protect your workpiece against mechanical wear and chemical erosion.

Coating Properties

  • Good electrical insulation
  • Very good abrasion resistance
  • Good thermal shock resistance

Available Sizes

Dia. 4.75 mm x 600 mm Length
Dia. 6.35 mm x 600 mm Length


Petrochemical Industry

  • Mechanical seal faces


  • High pressure spacers
  • Entry guide vanes

Other applications

  • Armature shafts
  • Graphite furnace trays
  • Induction heating coils
  • Induction welding fixtures
  • Radomes
  • Thermowell tubes
  • Ceramic furnace cores
  • Ceramic furnace trays
  • Furnace hearth plates

Typical Chemical Composition

AlO2 98.42
SiO2 0.80


100 rods in one tube, and 3 tubes in one cardboard box

Coating Features

Color: White

Bond Strength: 3374 PSI

Hardness: 1000HV-1200HV

Thermal Expansion Coefficient: 7.2*10-6 (21-1090℃)

Thermal Conductivity (W/m*K): 2.7 (540-1090℃)

Acid Resistance: Good

Thermal Shock Resistance: Good

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