1 in x 48 in x 96 in Calcium Silicate High Temperature Insulation, 55 MPN:611670
1 in x 48 in x 96 in Calcium Silicate High Temperature Insulation, 55
This high-temperature insulation board from Johns Manville is designed for use in extreme heat environments, with a maximum operating temperature of 1,700 degrees F. Its high-density calcium silicate construction provides excellent thermal performance and minimal water vapor absorption, making it ideal for applications such as industrial furnace linings, boiler insulation, and petrochemical plant insulation. The board's rigid form and closed-cell structure ensure long-lasting durability and resistance to thermal shock, while its white color provides a clean and easy-to-clean surface. Suitable for use in a variety of industries, this insulation board offers reliable performance and protection in high-heat environments.
Top product features:
- High Temperature Resistance: withstands temperatures up to 1,700 Degrees F
- Minimal Water Vapor Absorption: reduces risk of moisture damage and degradation
- Closed Cell Foam Structure: provides consistent thermal performance and durability
Top product applications:
- High-temperature furnace insulation
- Industrial kiln lining
- Ceramic furnace 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 1.03, Thickness 1 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: 1.88
- Package Weight: 256.00
Product info last updated on February 13, 2026 10:45am UTC
Category: Heating Equipment