Type BV (uncut) - BH (cut)
Rectangular cross section. For static and dynamic use. Reciprocating and rotating movements possible. Material: PTFE. Back-up Rings are installed together with Trelleborg O-Rings and Quad-Ring® Seals to prevent extrusion in applications above 5 MPa / 725 psi. Available in spiral, cut, or uncut designs in unfilled PTFE, based on ISO 3601, AS 568.
Size Range:
14 mm to 125 mm
Temperature:
-200 °C to 260 °C
Pressure (max):
25 MPa
Material Information for the product(s) on this page
PT00
Colour:
White to Offwhite
Basic Material:
PTFE
Commercial Description:
Unfilled PTFE. This material is standard for back-up rings. Unfilled PTFE helps prevent extrusion in low- to medium-duty applications where an O-ring used by itself would not be suitable.
PT008
Colour:
White
Hardness:
55 (Shore D)
Commercial Description:
Unfilled PTFE. This material is standard for back-up rings. Unfilled PTFE helps prevent extrusion in low- to medium-duty applications where an O-ring used by itself would not be suitable.
Basic Material:
PTFE
| Product No. | Material Type | Bore Diameter, DN H8 | Groove Diameter, d3 h9 | Groove Width, b2 +0.25 | Add to Enquiry | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Product No.BV4301250-PT008 | Material Type [PTFE] | Bore Diameter, D<sub>N</sub> H8 125 | Groove Diameter, d<sub>3</sub> h9 116.4 | Groove Width, b<sub>2</sub> +0.25 9 | ||||||
| Product No.BV1300140-PT008 | Material Type [PTFE] | Bore Diameter, D<sub>N</sub> H8 14 | Groove Diameter, d<sub>3</sub> h9 11.4 | Groove Width, b<sub>2</sub> +0.25 3.8 | ||||||
| Product No.BV2700800-PT008 | Material Type [PTFE] | Bore Diameter, D<sub>N</sub> H8 80 | Groove Diameter, d<sub>3</sub> h9 74.6 | Groove Width, b<sub>2</sub> +0.25 6.2 | ||||||