Diaphragm Valves

Top Line Expanding Diaphragm Valve Product Line to Include Specialty Materials
Diaphragm Valves

Top Line Expanding Diaphragm Valve Product Line to Include Specialty Materials

06/03/2008 Top Line is expanding it's already popular sanitary diaphragm valve line into specialty and duplex type body materials for severe service. The materials upgrades are to include AL6XN, Hastelloy C276, Hastelloy C22, and Titanium in sizes Â-¼ through 2". Available standard end connections per ASME BPE will encompass both sanitary clamp end and OD tube end. All 2-way type valve...

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Diaphragm Check Valves
Diaphragm Valves

Diaphragm Check Valves

This line of diaphragm check valves can be used for air, inert gases, and liquids. They are sensitive to pressure differentials as low as Â-½ PSI and may be cycled as often as every second. Three different housing materials are available consisting of Nylon, Polypropylene and PVDF. Each unit can be constructed with diaphragms of fluorosilicone, viton, EPDM or epichlohydrin. Available for...

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Diaphragm Valves

Plastic Diaphragm Valves target water purification market.

Approved by NSF 42 and NSF 61 section 9 for drinking water systems, 84080 Series can also be used with demineralized water and slightly acidic fluids. Units feature stainless steel jacketed Â-½ and ¾ in. NPT threads, water-hammer free design, and monolithically injection molded EPDM diaphragm. Actuated by solenoids from Click-On® coil system, valves are rated for pressures from...

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Diaphragm Valves

CE Stamp for Hygienic Diaphragm Valves

Top Line announces that its full line of hygienic diaphragm valves has recently been evaluated and certified to carry the CE stamp for use in the European Union. The size ranges currently available are 1/4 through 4" tube size bodies with manual and pneumatically automated top works. FDA and USP Class VI diaphragms available include peroxide cured EPDM, FDA Viton®, TFM/EPDM, and...

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Diaphragm Action Valve works with UV resins and adhesives.
Diaphragm Valves

Diaphragm Action Valve works with UV resins and adhesives.

Suited for dispensing applications, Model DV509-UV-LF features wetted chamber compatible with low- to medium-viscosity UV materials. Diaphragm seal is attached to solenoid that opens upon receiving air signal from valve controller. Diaphragm flexes to allow fluid to exit for duration that seal is opened, and return spring snaps diaphragm shut after air signal is removed. Valve is rated at 200...

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Diaphragm Valves

Instrument-Grade Proportional Valve Family Offers New Performance Range for Demanding Gas Control Applications

CHICAGO, FEB. 26, 2007 - Parker Hannifin announces a ten-fold increase in the flow capacity of its highly successful miniature proportional valve product line. Gas flow ranges of 0.001 LPM to 240 LPM now can be controlled with common miniature form-factors, enabling a single valve to be used where two or three were previously required. The resulting space savings and reduced power consumption is...

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Diaphragm Valves

Diaphragm Valves handle slurries and aggressive fluids.

Compliant with SEMI-F57-0301 standard, 20 Series features one-piece diaphragm, and body machined from virgin 100% ultra-high purity PTFE for chemical resistance. Available in manual and pneumatically actuated configurations, valves offer orifice sizes of Â-¼, ½, and 1 in. with Cv figures of 0.76, 3.9, and 13.5, respectively. Angled and rounded flow path, plus open and swept bowl...

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Diaphragm Valve handles dirty fluids.
Diaphragm Valves

Diaphragm Valve handles dirty fluids.

Featuring heavy-duty construction and immediate response, Hydra-Cell C64 provides pressure as high as 2,500 psi with flow up to 40 gpm. Seal-less design eliminates need for valve plunger seals, while flow-through design minimizes wear on internal parts. Available in brass and stainless steel, pressure regulating valve suits applications requiring high pressure pumping of dirty fluids.

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Air-Operated Dispensing Valve offers precise flow control.
Diaphragm Valves

Air-Operated Dispensing Valve offers precise flow control.

Designed to handle materials with viscosity under 10,000 cps, VD510 diaphragm valve features stroke adjustment knob for fine-tuning shot sizes and spring-assisted valve closure for immediate shut-off. Design separates wetted parts from driving parts, making it suited for dispensing volatile substances that would otherwise cause erosion. Weighing 2.7 oz, 3.1 in. high valve is suited for...

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Diaphragm Valves

Diaphragm Valve suits aggressive chemical applications.

Constructed with all-wetted, high-purity PTFE components, 2-way Model SDV is available in sizes from Â-¼ through 1 in. with manual or pneumatic actuation. End connections include standard flare, pillar, Flowell, and NPT designs. In addition to chemical applications, valve is also suited for high-end semiconductor applications.

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