18/02/2017

FLANGES – Gasket Surface Finish

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Gasket surface preferential finishes
 
Surface Finishes Type AARH min Ra min Finishing initials Tool radius Advance per revolution
Spiral serrated 500 12,5 R4 r = 1,6 a = 0,8 mm
Spiral serrated 250 6,3 R4 r = 1,6 a = 0,57 mm
Spiral serrated 200 5,0 R9 r = 1,6 a = 0,51 mm
Smoth Finish 125 3,2 R1 r = 1,6 a = 0,4 mm
RY groove facings 63 1,6 r = 0,8 a = 0,2 mm
 
 
Gasket surface concentric finishes
 
Surface Finishes Type Depth Initial Tool radius Step
Concentric serrated 0,4 mm R0 90 degree 0,8 mm
 
 
Gasket UNI surface concentric finishes
 
Surface Finishes Type Depth Initial Tool radius Step
Concentric serrated Type UNI 0,4 mm r = 1 5 mm