Type 3232, 3233

Manually operated diaphragm valve

6 | 23

Visit product website 

3.3. Material specifications

Note:

Your product variant may differ from this illustration depending on the housing and interface options.

1

3

4

5

2

No. Element

Material

1

Optical

position

indicator

Diaphragm size 15…50: polyoxymethylene

Diaphragm size 65…100: stainless steel

2

Hand-

wheel

Diaphragm size 8…50: polyphenylene sulphide

PPS (stainless steel on request)

Diaphragm size 65…100: stainless steel

3

Actuator

Diaphragm size 8…50: polyphenylene sulphide

PPS (stainless steel on request)

Diaphragm size 65…100: stainless steel

4

Diaphragm EPDM (AD), PTFE/EPDM (EA), advanced PTFE/

EPDM (EU), Gylon®/EPDM laminated (ER)

5

Valve body See “1. General technical data” on page 3

3.4. Example of available membrane materials

The diaphragms have been developed to meet the unique challenges of hygienic and sterile requirements. Bürkert offers diaphragms

with precise material composition and high accuracy. Bürkert diaphragms are available in a wide range of materials which have been

tested and proven in applications in the food and beverage, biotechnology, pharmaceutical and cosmetics industries. The dia-

phragms are tested during development and production to ensure reliability under difficult process conditions.

• EPDM (AD)

• PTFE/EPDM (EA)

• advanced PTFE/EPDM (EU)

• Gylon®/EPDM laminated (ER)

For further information please refer to our flyer “Diaphragm competence for hygienic applications” on our website .