1 1/2 in x 48 in x 96 in Calcium Silicate High Temperature Insulation MPN:638337

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Brand: Johns Manville
Part #: 638337
SKU
510-G9828113
Regular Price $4,968.31 Special Price $3,548.79

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1 1/2 in x 48 in x 96 in Calcium Silicate High Temperature Insulation

This high-temperature insulation is ideal for industrial applications where extreme heat is present, such as in foundries, furnaces, and kilns. Its 1,700°F maximum operating temperature and minimal water vapor absorption make it a reliable choice for high-heat environments. The calcium silicate material provides excellent thermal resistance, with an R-value of 1.54, while its closed-cell foam structure ensures long-lasting performance. Suitable for use in industrial settings, this insulation is also compliant with various industry standards, including UL 1479 and NFPA 251, making it a trusted solution for protecting equipment and personnel from extreme heat.

Top product features:

  • High Temperature Insulation maintains a consistent R Value of 1.54
  • Calcium Silicate Insulation provides a Maximum Operating Temperature of 1,700 Degrees F
  • Closed Foam Cell Type minimizes Water Vapor Absorption

Top product applications:

  • High Temperature Furnace Insulation
  • Industrial Oven Insulation
  • Steam Pipe Insulation
High Temperature Insulation, Density 55 lb/cu ft, Facing Material Unfaced, Flexibility Not Applicable, Foam Cell Type Closed, Form Board, Insulation Color White, Insulation Material Calcium Silicate, Maximum Operating Temperature 1,700 Degrees F, Minimum Operating Temperature 0 Degrees F, Overall Length 4 ft, Overall Width 8 ft, R Value 1.54, Thickness 1 1/2 in, Standards ASTM C656, C795, E119, E136, E72, E84, NFPA251, UL 1479, UL 1709, UL 263, Water Vapor Absorption Minimal

Additional Information

  • Country of Origin: US
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 270 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 98.94
  • Package Width: 48.88
  • Package Height: 2.38
  • Package Weight: 384.00
Product info last updated on February 19, 2026 6:57pm UTC Category: Heating Equipment
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In stock