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Ceramic Papers

LyTherm® Grade 550-L Utility Grade Paper


Product Information

Grade 550-L is recommended for continuous use at temperatures up to 2300 °F (1260°C) in applications where insulating efficiencies are not critical. Typical applications include refractory linings and expansion joints.

Physical Properties 550-LJ
Tensile Strength - gms/inch
Machine Direction 5800
Cross Direction 5000
Mullen Burst - lbs/in2 (kg/cm2) 22 (1.55)
Thickness Specifications:
Nominal 1/6" (1.60mm)
1/8" (3.20mm)
Uncompressed (in. @ 4psf) 0.160