Specification :

PTFE Envelop Gasket is made of PTFE flexible core material which is processed by professional equipments. It is mainly used as sealing gasket of flange, column groove, and equipments in the working condition of strong acid and halogen liquid or non contaminative food stuff industry, medicine field, etc. It is corrosion-resistantant, and can be used in most chemicals, especially the toxic, strong acid, strong alcaline and caustic midum, except the alkali metals and high temperature fluorid. It¡¯s widely used in the chemistry, petrochemical engineering, pharmacy and food industry, etc.

Fuction Feature:

PMFType£¨PMF£©
It¡¯s one of the most commonly used and economical gasket. It is applied to all kinds of situation except the erosive fluid and thick embedded material.

PFT Type£¨PFT£©
It¡¯s applied to big size gasket and toxic chemicals.

PMS Type£¨PMS£©
It¡¯s applied to fluid with thick embedded mateiral or erosive fluid. It can reduce the liquid remained in the inside dimameter of flange.

Gasket Material Structural Drawing Temperature£¨¡ãC £© Pressure£¨Mpa £©
Asbestos Complex Sheet
150 1
Nonasbestos Comlex Sheet 200 2
With asbestos sheet nipped in the two asbestos beater sheets

With non- asbestos sheet nipped in the two non-asbestos beater sheets 220 2.5
Available size£ºDN10-500MM

Common Standard:GB/T9126-2003 HG20606-1997 HG20627-1997