Introduction to Gasket Product
Diflon offers to its customers an efficient range of services including gasket cutting, a large inventory of standard flat gaskets (see the tables of dimensions 5/6) as well as special gaskets manufactured on customer’s specifications; see some examples in table 7. In addition, Diflon offers the following sheet materials in the standard trade format 1,500 x 1,500 mm in the thicknesses of 1, 2 and 3 mm. All these materials are of exceptional quality.
Service
The DIFLON TECHNOLOGY offers to its customers accurate design services. Recommending the best product to meet any demand.
Material-selection guidelines for plastic flat gaskets
| Photo | Name | Class | Material | Service | Working Pressure | Working temperature | Docs |
|---|---|---|---|---|---|---|---|
 |
Diflex ® Universal Gasket |
85 | Diflex | Highly corrosive fluids (hydrofluoric acid, chlorinated petrochemicals). | = 60 bar. | -160° C +260° C |
 |
 |
Ocean Expanded fibrous ptfe for Gaskets |
/ | PTFE Espanso | / | / | / | |
 |
Aramid fibres |
90 | asbestos free | Non-aromatic solvents, oil products, medium acid and alkalis, service fluids (except for steam and dowtherm). | = 20 bar. | -50° C + 200° C |
|
|
Aramid fibres |
93 | asbestos free + carbon |
Gaseous hydrocarbons, saturated steam. | = 20 bar. | -30° C + 200° C |
|
|
Aramid fibres |
94 | asbestos free + graphite |
For saturated and super heated steam (dowtherm excluded). | = 20 bar. | 280° C | |
 |
Expanded graphite with grater-type core |
96 | graphite | Oil products at temperatures higher than 200°C. | = 40 bar. | 450° C | |
|
Rubber |
5 | antiacid rubber | Acid and bases, applicable to ebonized, plastic, polyester and vitrified pipings. | = 10 bar. | 70° C | |
 |
Plastic flat ring gaskets |
12 | Vx1 | Highly corrosive fluids, strong acid (e.g. sulphuric acid, nitric acid 67%). | = 20 bar. | 180° C |  |
 |
Plastic flat ring gaskets |
12 | PTFE metal renforced | Highly corrosive fluids, strong acid (e.g. sulphuric acid, nitric acid 67%). | = 20 bar. | 180° C | |
 |
PTFE envelope gaskets with insert |
95 | asbestos free + PTFE | Highly corrosive fluids, strong acid (e.g. sulphuric acid, nitric acid 67%). | = 16 bar. | 200 ° C | |
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Spiral-wound gaskets |
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Gaskets Sheets |
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