HVOF Heat Tape

HVOF thermal spray produces a very harsh environment that creates a major challenge when you need to mask off an area that doesn’t require spray.  Astro Alloys has several masking material options to aid in this challenge. Contact us with your questions or to order your HVOF tape!

DeWAL DW 411

DeWAL DW 501

DeWAL DW 503


DeWAL DW 411

HVOF Tape DW 411

  • HEAT SHIELDING
  • HEAT CONDUCTING
  • HEAVY FOIL SUITABLE FOR HVOF
  • TOTAL THICKNESS .011", ADHESION 55OZ./IN.

About DW 411

DW 411 is a heavy (4 mil) aluminum foil/glass fabric laminate with a high temperature silicone adhesive.

The aluminum foil provides excellent reflective and conductive characteristics in high temperature applications.

The silicone adhesive provides excellent adhesion at high temperatures yet will remove cleanly.

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DeWAL DW 501

HVOF Tape DW 501

  • HEAVY DUTY FOR HVOF
  • DOUBLE-PLY
  • WILL NOT LIFT
  • CLEANLY REMOVABLE
  • TOTAL THICKNESS .022", ADHESION 55OZ./IN.

About DW 501

DW501 is a laminate of blue silicone rubber, glass fabric, 4 mil aluminum and glass fabric designed for severe duty including HVOF applications.

The silicone adhesive will release cleanly.

Application Information

This tape is used as a masking tape for HVOF spraying.

The double-ply construction provides superior protection in this demanding high velocity spray.

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DeWAL DW 503

HVOF Tape DW 503

  • HEAVY DUTY FOR HVOF
  • DOUBLE-PLY
  • COPPER FOIL LAYER
  • CLEANLY REMOVABLE
  • TOTAL THICKNESS .023", ADHESION 48OZ./IN.

About DW 503

DW503 is constructed of a high temperature glass cloth and a copper foil.

The double ply construction provides superior protection for the most demanding thermal spray applications.

DW503 has excellent conformability while maintaining clean removability after the thermal spray process.

Application Information

DW503 has been designed as a heavy duty tape for masking during the HVOF spray process.

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