PVDF Blind Flange
The PVDF Blind Flange is a critical pipe fitting used to securely seal the end of a PVDF piping system or close off a section of pipe for maintenance or safety purposes. Made from high-quality Polyvinylidene Fluoride (PVDF), this flange offers outstanding chemical resistance, mechanical strength, and thermal stability. It is widely used in industries such as chemical processing, pharmaceuticals, semiconductor manufacturing, and water treatment where leak-proof sealing and corrosion resistance are essential.
PVDF Blind Flange
Key Features Of PVDF Blind Flange
- Excellent Chemical Resistance: Resistant to acids, alkalis, solvents, and other aggressive chemicals.
- High Purity Material: Made from virgin PVDF, ideal for ultrapure and contamination-sensitive systems.
- Robust and Leak-Proof: Provides a secure seal to effectively block off pipe ends or system sections.
- Thermal Stability: Suitable for continuous operation at temperatures up to 120°C.
- UV and Weather Resistant: Can be used for both indoor and outdoor piping applications.
- Durable Construction: Withstands mechanical stresses and corrosion over long service life.
- Compatibility: Designed to match standard PVDF flange dimensions for easy installation.

Technical Details of PVDF Blind Flange
Specification | Details |
---|---|
Material | Virgin PVDF (Polyvinylidene Fluoride) |
Size Range | 1/2″ to 12″ (DN15 to DN300) |
Connection Type | Flanged connection |
Pressure Rating | Up to 16 bar (232 PSI) |
Temperature Range | -20°C to +120°C |
Standards | ASTM D3222, DIN 8077/8078, ISO 10931 |
Color | Natural white / translucent |
Certifications | RoHS, REACH, FDA, USP Class VI (on request) |

d | DN | B | P | L | c | No. of Holes |
---|---|---|---|---|---|---|
20 | 15 | 12 | 65 | 14 | 28 | 4 |
25 | 20 | 12 | 75 | 14 | 34 | 4 |
32 | 25 | 16 | 85 | 14 | 42 | 4 |
40 | 32 | 16 | 100 | 18 | 51 | 4 |
50 | 40 | 16 | 110 | 18 | 62 | 4 |
63 | 50 | 16 | 125 | 18 | 78 | 4 |
75 | 65 | 18 | 145 | 18 | 110 | 4 |
90 | 80 | 18 | 160 | 18 | M16 | 8 |
110 | 100 | 20 | 180 | 18 | M16 | 8 |
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d – Bolt Circle Diameter
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DN – Nominal Diameter
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B – Flange Outer Diameter
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P – Bolt Hole Pitch Circle Diameter
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L – Flange Thickness
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c – Bolt Hole Diameter
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No. Holes – Number of Bolt Holes
PVDF Blind Flange
Technical Specifications of PVDF Blind Flange
Specification | Details |
Material | Virgin PVDF (Polyvinylidene Fluoride) |
Size Range | 1/2″ to 12″ (DN15 to DN300) |
Connection Type | Flanged connection |
Pressure Rating | Up to 16 bar (232 PSI) |
Temperature Range | -20°C to +120°C |
Standards | ASTM D3222, DIN 8077/8078, ISO 10931 |
Color | Natural white / translucent |
Certifications | RoHS, REACH, FDA, USP Class VI (on request) |

Custom Product Manufacturing Available
If you are searching for customized product designs that meet your requirements, don’t worry. Petron Thermoplast also offers custom product manufacturing services to meet the unique needs of various industries. Work with our expert engineers to create custom designs suited for your application.