Here is some calcium silicate A little more searching should be able to find
1 1/2 inch id.
Here are some links I found on McMaster car both for the calcium silcicate and the wrap tape. The links get you to the general area, I had trouble copying
the exact pages
http://www.mcmaster.com/#thermal-ins...n/=sv7lwsRigid Calcium Silicate Insulation
The high-strength, durable sheets withstand the high heat conditions of ovens and furnaces.
High Temperature Sheets
Maximum Temperature: 1200° F
Heat Flow Rate (K-Factor): 0.73 @ 800° F
Density: 14.5 lbs./cu. ft.
Color: Gold
Meet ASTM E84 0/0 for flame and smoke.
6" × 36"
12" × 36"
18" × 36"
Thick. Pkg. of 2 Pkg. of 2 Pkg. of 2
1 1/2" 9391K51 $25.29 9391K52 $48.69 ______ __
2" 9391K61 33.53 9391K62 66.38 9391K63 $152.23
Extra High Temperature Sheets
Maximum Temperature: 1700° F
Heat Flow Rate (K-Factor): 0.80 @ 800° F
Density: 40 lbs./cu. ft.
Color: White
Can be machined. Meet ASTM E84 0/0 for flame and smoke.
12" × 12"
24" × 48"
48" × 48"
Thick. Each Each Each
1/2" 9353K31 $13.36 9353K41 $94.34 9353K61 $164.09
3/4" 9353K32 17.04 9353K42 120.70 9353K62 200.73
1" 9353K33 20.00 9353K43 134.55 9353K63 226.04
Extra High Temperature High-Strength Sheets
Maximum Temperature: 1700° F
Heat Flow Rate (K-Factor): 1.05 @ 800° F
Density: 55 lbs./cu. ft.
Color: White
These sheets have exceptional strength when compressed. Can be machined.
12" × 12"
24" × 48"
48" × 48"
Thick. Each Each Each
1/2" 93505K12 $32.20 93505K22 $216.90 93505K32 $365.36
1" 93505K14 43.07 93505K24 292.88 93505K34 516.36
1 1/2" 93505K16 70.28 93505K26 470.22 93505K36 832.64
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Rigid Calcium Silicate Insulation
The high-strength, durable sheets withstand the high heat conditions of ovens and furnaces.
High Temperature Sheets
Maximum Temperature: 1200° F
Heat Flow Rate (K-Factor): 0.73 @ 800° F
Density: 14.5 lbs./cu. ft.
Color: Gold
Meet ASTM E84 0/0 for flame and smoke.
6" × 36"
12" × 36"
18" × 36"
Thick. Pkg. of 2 Pkg. of 2 Pkg. of 2
1 1/2" 9391K51 $25.29 9391K52 $48.69 ______ __
2" 9391K61 33.53 9391K62 66.38 9391K63 $152.23
Extra High Temperature Sheets
Maximum Temperature: 1700° F
Heat Flow Rate (K-Factor): 0.80 @ 800° F
Density: 40 lbs./cu. ft.
Color: White
Can be machined. Meet ASTM E84 0/0 for flame and smoke.
12" × 12"
24" × 48"
48" × 48"
Thick. Each Each Each
1/2" 9353K31 $13.36 9353K41 $94.34 9353K61 $164.09
3/4" 9353K32 17.04 9353K42 120.70 9353K62 200.73
1" 9353K33 20.00 9353K43 134.55 9353K63 226.04
Extra High Temperature High-Strength Sheets
Maximum Temperature: 1700° F
Heat Flow Rate (K-Factor): 1.05 @ 800° F
Density: 55 lbs./cu. ft.
Color: White
These sheets have exceptional strength when compressed. Can be machined.
12" × 12"
24" × 48"
48" × 48"
Thick. Each Each Each
1/2" 93505K12 $32.20 93505K22 $216.90 93505K32 $365.36
1" 93505K14 43.07 93505K24 292.88 93505K34 516.36
1 1/2" 93505K16 70.28 93505K26 470.22 93505K36 832.
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