PFA Strainer (DIN-ANSI)

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Reliable Filtration for Demanding Environments

The PFA Lined Strainer is built for demanding industries where highly corrosive, high-pressure, and high-temperature media need to be filtered. Its robust PFA lining offers exceptional resistance to aggressive fluids, making it ideal for sectors like chemical processing, water treatment, petrochemicals, and pharmaceuticals. Designed for easy maintenance and reliability, it features a replaceable filter basket, vacuum-tight sealing, and an option for conductive PFA to protect against electrostatic discharge. With its durable construction and high-efficiency filtration, the PFA Lined Strainer is the perfect solution for maintaining process integrity and minimizing downtime in critical operations.

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Proven Performance

Industry Applications

The PFA Lined Strainer is engineered for industries that deal with aggressive, corrosive, and high-temperature media. Its virgin PFA lining ensures long-lasting protection against aggressive chemicals, while the mechanical clamping system provides a secure, vacuum-tight seal for worry-free operation. Designed for high-efficiency filtration, the strainer also offers conductive PFA options to protect against electrostatic discharge in hazardous environments. Whether it's preventing contamination in pharmaceutical production or providing safety in petrochemical processes, the PFA Lined Strainer guarantees optimal performance across a wide range of industrial applications.

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Strainer Tabular Overview

Parameter Value
Name Purion9
Design Norm DIN/ISO | ANSI
Size DN 15–150 | NPS ½-4
Flange Dimensions DIN 2501 (PN 16) | ASME B16.10 (Class 150-RF LP)
Face-Face-Dimensions DIN EN 558-1
Strainer Basket Material: PTFE or PTFE-Carbon-Composite filter element Mesh: ETFE filter mesh size from 85 to 2000my (max. 150°C, for higher temperature, custom mesh provided up to 200°C)
Lining Options PFA, PFA/AS, PVDF
Body Materials 1.0619 , 1.4308, 1.4408, A216WCB, CF-8, CF8-M
Pressure Range PN 16
Temperature Range -10°C up to +150°C, higher / lower temperatures on request
Quality Control Body 24bar, Dielectric strength test 20kV
Certificates EU Pressure Equipment Directive 2014/68/EU
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14 products

Technical Specifications

Dimensional Measurements

Size L H H1 ød øk øD Bolting A Weight
DN 25 160 mm 175 mm 110 mm 68 mm 85 mm 115 mm 4 x 14 (M12) 270 mm 7 kg
DN 50 230 mm 220 mm 140 mm 102 mm 125 mm 165 mm 4 x 18 (M16) 340 mm 18 kg
DN 80 310 mm 320 mm 150 mm 138 mm 160 mm 200 mm 8 x 18 (M16) 460 mm 28 kg
DN 100 350 mm 330 mm 160 mm 158 mm 180 mm 220 mm 8 x 18 (M16) 500 mm 35 kg
DN 150 480 mm 212 mm 240 mm 285 mm 8 x 22 (M20)
Size L L1 H H1 ød øk øD Bolting A Weight
NPS 1" 160 mm 160 mm 175 mm 110 mm 50.8 mm 79.4 mm 108 mm 4 x 15.9 270 mm 7 kg
NPS 2" 230 mm 230 mm 220 mm 140 mm 92.1 mm 121 mm 152.4 mm 4 x 19 340 mm 18 kg
NPS 3" 310 mm 310 mm 320 mm 150 mm 127 mm 152.4 mm 190.5 mm 4 x 19 460 mm 28 kg
NPS 4" 350 mm 350 mm 330 mm 160 mm 157.2 mm 190 mm 228.6 mm 8 x 19 500 mm 35 kg

Materials Table & File

Pos. Item Material
99 Lining PFA Virgin
100 Body 1.0619 (A216 WCB)
106 Cover, bottom P265GH
107 Top Cover P265GH
109 Basket support 1.0619 (A216 WCB)
115 Top Sealing PTFE
216 Filter mesh ETFE
217 Becher PTFE
219 Position indicator PTFE
220 Strainer basket PTFE or Carbon
218 Strainer basket, inner tube PTFE / PTFE Carbon Composite
222 Strainer basket, outer tube PTFE / PTFE Carbon Composite
234 Anti-rotation insert PTFE / PTFE Carbon Composite
407 Round cord seal PTFE / PTFE Carbon Composite
522 Position indicator knob PTFE / PTFE Carbon Composite
900 Stud bolt Stainless steel
901 Ringschraube A4
902 Top Cover Screw System Stainless steel
920 Cylinder-head screw (bottom cover) Stainless steel
936 Washer, Erdungsscheibe Stainless steel

P‑T Diagram

P-T Diagram & Vacuum P-T for PFA / PFA Conductive Lined Strainer

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