Vacuduct®
High-temperature vacuum-formed ceramic fiber insulationVacuduct® is Danser, Inc.’s patented, high-temperature vacuum-formed ceramic fiber insulation, which is available in industry-leading sizes and thicknesses. Danser uses only first-quality, high-purity virgin bulk fiber.
- Patented ceramic fiber sleeve withstands thermal shock and temperatures to 2600° F continuous
- Lightweight bolt-together Vacuduct design reduces installation time and costs
- Chemically stable noncorrosive insulation gives years of service
Standard formulas are:
- 2300° F with a max continuous use limit of 2150° F*, physical property data available upon request
- 2600° F with a max continuous use limit of 2350° F*, physical property data available upon request
*Under certain conditions
Vacuduct Shapes
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Vacuum-formed ceramic fiber insulation tubes/sleeves from 1” ID to 60” ID and thicknesses up to 10” (depending on fiber blend and ID size). Standard Vacuduct® sleeves are 60” long and may be:
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Machined, smooth outside finish
- Bark outside finish
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Dried inside metal duct or piping
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Boards
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Vacuum-formed ceramic fiber boards 50” x 50” and up to 12” thick. Vacuum-formed boards may be:
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Machined to tight tolerances
- Cut into various segments or shapes
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Custom Shapes
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Danser can produce square or round insulated duct, observation ports, plugs and radial tube bungs.
Typical Applications
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Exhaust Stacks
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Afterburners
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Waste Heat Recovery Systems
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High-temperature Ductwork
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Coffee Roasters
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Riser Tubes
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Burner Insulation
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Insulation for Combustor Stacks
Standard Riser Tubes
Standard Riser Tubes available with machine finish and bark finish. Additional sizes available. All sleeves available in up to 60” L.
| 8” ID x 9” OD x 36” L | 20” ID x 22” OD x 36” L |
| 10” ID x 11” OD x 36” L | 24” ID x 26” OD x 36” L |
| 10” ID x 12” OD x 36” L | 26” ID x 28” OD x 36” L |
| 12” ID x 13” OD x 36” L | 27” ID x 30” OD x 36” L |
| 14” ID x 16” OD x 36” L | 28” ID x 30” OD x 36” L |
| 16” ID x 18” OD x 36” L | 30” ID x 32” OD x 36” L |
Catalyst activator system with 2300° F Vacuduct® and ceramic fiber blanket insulation system, 68″ ID x 100″ OD x 36′ tall
Vacuduct Resources
2300° F & 2600° F riser tubes 3″–60″ ID and up to 60″ tall
High-temperature riser sleeves
Flue gas system with 2300° F Vacuduct® insulation, 36″ ID x 48″ OD carbon steel duct with SS expanded metal protective shield
Vertical afterburner body with 2300° F Vacuduct® insulation, 36″ ID x 52″ OD x 176″ L with 14-gauge 304 SS shell
48″ ID X 56″ OD X 60″ L carbon steel 2300° F Vacuduct® section
High-temperature insulation
High-temperature insulation
Damper inside Vacuduct high heat insulation section
Damper lined with high-temperature insulation
Damper inside high temp insulation
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