13 3/8" ( 339.7 mm ) top and bottom plug, STD / Non-rotating.

13 3/8" ( 339.7 mm ) top and bottom plug, STD / Non-rotating. 

Size:           13 3/8" ( 339.7 mm)

Max. O.D:   330 mm

Length:      315 mm

Bottom plug rubber membrance burst pressure / Mpa: 4~7

Top plug and bottom plug rubber material has good features of oil resistant, acid & alkali resistant. 

Types of Core material: Aluminum or polymer  ( Drillable )

Tensile strength (Mpa) :    > 20 

Shore A Hardness:            60~80

Air aging coefficient:         > 0.85 ( 120C, 24h)

Elongation (%) :                  > 300