VESCOAT foremost suppliers of excusive range of PTFE Envelope Gasket, which are developed using quality PTFE material. These are also customized as per the exact specifications of our valued Customers.
VESCOAT PTFE Envelope Gasket manufacturing from PTFE Envelope, Non Asbestos and Asbestos Insert and SS Ring with various thickness are available which is use for Glass Lined Reactor Nozzle Flange and Manhole Nozzle Flange, Our PTFE Envelope are C Type, V Type and other different size available.
Our special ring gasket, PTFE cut gasket, PTFE solid ring gasket are available in 1.5 mm, 2 mm & 3 mm, 4 mm, 5 mm thick. Gaskets are manufactured to suite different flange standard like; E/F table, ANSI B16.20 – B16.5 – 150#, 300# & 600# flange, Raise face & full face PTFE gaskets are also available as per client drawing specification.
Dimensions for Ring Gaskets per ASME B16.21 to Suit ASME B16.5 Flanges
Dimensions for Ring Gaskets per ASME B16.21 to Suit ASME B16.5 Flanges
| NB | ID | OD | Cut Gasket | Envelope | |
| mm | Inch | mm | mm | Thk | Thk |
| 15 | ½” | 48 | 21 | 3 | 3 |
| 20 | ¾” | 57 | 27 | 3 | 3 |
| 25 | 1” | 66 | 33 | 3 | 3 |
| 40 | 1.5” | 85 | 48 | 3 | 3 |
| 50 | 2” | 104 | 60 | 3 | 3 |
| 65 | 2.5” | 123 | 73 | 3 | 5 |
| 80 | 3” | 137 | 89 | 3 | 5 |
| 100 | 4” | 174 | 114 | 3 | 5 |
| 150 | 6” | 222 | 168 | 3 | 5 |
| 200 | 8” | 279 | 219 | 3 | 8 |
| 250 | 10” | 339 | 273 | 3 | 8 |
| 300 | 12” | 409 | 324 | 3 | 8 |
| 350 | 14” | 450 | 356 | 3 | 8 |
| 400 | 16” | 514 | 406 | 3 | 9 |
| 450 | 18” | 549 | 457 | 3 | 9 |
| 500 | 20” | 606 | 508 | 3 | 12 |
| 350 x 450 ( Elliptical ) | 10” x 18” | 430 x 530 | 350 x 450 | 3 | 12 |
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