PLANIGRAPH® LGRF

Graphite gasket sheets and gaskets with multiple perforated metal inserts.
Planigraph® LGRF gaskets are made of expanded graphite supported by a 0.10 mm perforated sheet in 316L grade stainless steel.
LGRF has a compressibility of 40% and an elastic recovery between 15 and 20%, with a maximum assembly stress in service of 140 N/ mm2.
The residual stress after 16 hours at 300°C is greater than 45 N/mm2.
Planigraph® LGRF gasket sheets are available with double reinforced laminate in the LGRF2 version.
 

Sizes available 
Thicknesses (tolerance +/- 10%) (mm) 1,0 ÷ 1,5 ÷ 2,0 ÷ 3,0 (inch) 3/64” ÷ 1/16” ÷ 5/64” ÷ 1/8” 
Formats (tolerance +/- 5%) (mm) 1.000 x 1.000 ÷ 1.500 x 1.500 (inch) 40” x 40” ÷ 60” x 60”