SPXFLOW Mix Proof Valves
Keep Your Process Clean
SPXFLOW has developed a variety of Mix Proof valve options to ensure your CIP process runs cleanly and efficiently. Minimize process losses, avoid cross contamination, and simplify your process piping. When paired with our complementary product lines, including pumps, filtration, tanks, and automation, RHFS will keep your process clean!
D4 Series Double Seat Mix Proof Valve
The next generation of mix proof valve technology is the result of continued development from both APV™ and Waukesha Cherry-Burrell™ process technologies. Used for the reliable separation of dissimilar fluids, the D4 Series helps fulfill today’s customer demands for production flexibility, increased productivity, rapid return on investment (ROI), and improved product quality across the Food & Beverage, Dairy, Personal Care and Brewing process industries.
High value, Low life cycle costs:
- Tiered model range helps to increase ROI and align with customer budgets
- “All In” standard features provide exceptional value
- Reduced inventory costs with same seal kit used on multiple size ranges such as one kit for 1.5" - 3.0" sizes
- Reduced CIP losses improve cost savings
- Low air consumption and air supply requirements
- Long housing ports ease manifold building
- Integrated shaft seal flush reduces need for external piping
- Replacement insert available to easily upgrade existing installations
Reliable performance:
- Fully balanced design helps to prevent hydraulic blocking, withstand pressure spikes, and enables flexible flow direction without slamming
- Light overall weight helps support handling without lifting tools
- Slim stainless actuator is fully enclosed to prevent fluid ingress
- Range of control units and bus communication for automated operation
- No compressed air needed for removal and servicing
Cleanability:
- Designed to the latest hygienic standards
- Standard cavity spray cleaning
- Extensive cleaning of product contact seals
W75CP2 Series PMO Continuous Process Mix Proof Valve
W75CP2 for safe separation of dairy product from CIP plus single seat-lift separation compliance. Fully independent operation and cleaning of either the upper or lower housing to maximize plant uptime and capacity while allowing flexibility in cleaning and production runs.
Fully independent operation and cleaning of either the upper or lower housing is achieved due to 3-A PMO compliant sanitary standard 85-02
Features and Benefits
- Continuous production and cleaning
- Secure and reliable
- Compact and better value
- Completely and easily serviceable
- Robust
W72RS Series Minimal Spill Double Seat Mix Proof Valve
The W72RS Series Mix Proof Valve features a lower radial seal for minimal spillage of products when opening or closing.
Materials
- Product Wetted: ASTM 316L (UNS-S31603); (DIN-1.4404)
- Non-Product: ASTM 304 (UNS-S30400); (DIN-1.4301)
- Seat: Tri-Ring Compression Seal Upper Stem, Radial Seal Lower Stem
- Elastomers: EPDM or FKM (Fluoroelastomer)
- Finish: ≤ 32 Ra (≤0.8 μm) Other finishes available upon request.
Operating Pressure Ratings
- 1½" - 3" (38mm - 76mm) O.D. Tube = 150 psig (10 bar)
- 4" (102mm) O.D. Tube = 90 psig (6 bar)
- 4" (102mm) Sch. 5 = 150 psig (10 bar)
- 6" (152mm) O.D. Tube = 90 psig (6 bar)w
- 6" (152mm) Sch. 5 = 150 psig (10 bar)
W71 Series Shut-Off Double Seat Mix Proof Valve
For general purpose Mix Proof applications, WCB offers the W71 Series for standard shutoff service.
Materials
- Product Wetted: Stainless Steel, ASTM 316L (UNS-S31603); (DIN-1.4404)
- Non-Product: Stainless Steel, ASTM 304 (UNS-S30400); (DIN-1.4301)
- Seat: Tri-Ring Compression Seal on Upper and Lower Stems
- Elastomers: EPDM or FKM (Fluoroelastomer)
- Finish: ≤ 32 Ra (≤0.8 µm) Other finishes available upon request.
Pressure Ratings (Operating Pressure)
- 1½" - 3" (38mm - 76mm) Sizes - 150 psig (10 bar)
- 4" (102mm) Size - 100 psig (7 bar)
- 4" (102mm) Sch. 5 Size - 150 psig (10 bar)
- 6" (152mm) Size - Consult Factory
- 6" (152mm) Sch. 5 Size - 150 psig (10.3 bar)
W73 Series Divert Double Seat Mix Proof Valve
For general purpose Mix Proof applications, SPX FLOW offers the
W73 Series for divert applications.
Materials
- Product Wetted: Stainless Steel, ASTM 316L (UNS-S31603); (DIN-1.4404)
- Non-Product: Stainless Steel, ASTM 304 (UNS-S30400); (DIN-1.4301)
- Seat: Tri-Ring Compression Seal on Upper and Lower Stems
- Elastomers: EPDM or FKM (Fluoroelastomer)
- Finish: ≤ 32 Ra (≤0.8 µm) Other finishes available upon request.
W72RS Series Tank Outlet Double Seat Mix Proof Valve
The W72RS Series Mix proof Tank Outlet Valve features a vessel side radial seal for minimum spill operation when opening or closing.
Materials
- Product Wetted: Stainless Steel, ASTM 316L (UNS-S31603)
- Non-Product: Stainless Steel, ASTM 304 (UNS-S30400)
- Elastomers: EPDM or FKM (Fluoroelastomer)
- Finish: ≤ 32 Ra (≤0.8 μm) Other finishes available upon request.
Sizes
- 2.5" (64mm), 3" (76mm), 4" (102mm), and 6” (152mm) OD tube sizes
- Supplied complete with weld-in flange for vessel connection
W72RSP Series Particulate Double Seat Mix Proof Valve
The W70 Series Mix Proof Valve for products containing large particulates.
Large diameter valve plugs create open spaces for particulate flows
- 1.25” (32mm) firm particulates
- Minimal spillage when valve transitioning open or closed
- Same body style choices as W72RS
- Balanced upper and lower stems are standard
- External flush available as option
- Seat lifting or non-seat lifting options
- One-piece, machined valve body available in 3” (76mm), 4” (102mm) and 6" (152mm) O.D. tube sizes
W71 Series Brewery Double Seat Mix Proof Valve
The W71 Series Mix Proof valves feature compression style seats for standard shut-off service that ensure long life and dependability.
Various model offerings are available to meet the processing demands for brewery mix proof applications.
Features
- Bodies machined from solid bar 316L give high strength and stability to endure thermal and mechanical stresses common to breweries
- 2''-6'' (51mm - 152mm) Schedule 5 pipe sizes
- Long life, chemically inert TFM seat option
- Fully balanced stems available
- External Flush available to clean vent cavity and drain during long product run or when CIP not readily available
- Optional hose barb or clamp connection on the drain port
- Optional chemically-inert PEEK™ seat offering for long life and durability
W72RS Series Brewery Double Seat Mix Proof Valve
The W72RS Series Mix Proof valves feature a lower radial seal seat for minimal spillage of products when opening or closing.
Various model offerings are available to meet the processing demands for brewery mix proof applications.
- Bodies machined from solid bar 316L give high strength and stability to endure thermal and mechanical stresses common to breweries.
- 2'' - 6'' (51mm - 152mm) Schedule 5 pipe sizes
- Fully balanced stems available
- External Flush available to clean vent cavity and drain during long product run or when CIP not readily available
- Optional hose barb or clamp connection on the drain port
W75CP Series PMO Tank Outlet Curd Mix Proof Valve
W75CP PMO Mix Proof Valves are for safe separation of product from CIP plus single seat-
lift separation compliance.
Fully independent operation and cleaning of either the upper or lower housing is achieved
due to the following:
- 3-A PMO compliant sanitary standard 85-02
- M-B-357 FDA Certification for ability to clean all product contact surfaces
Features and Benefits
- Same spray blocker technology as original W75CP to impinge CIP spray inside vent cavity
- Vessel side radial seal for minimal spillage of product when valve transitioning open or closed
- Free-draining in vertical and horizontal mount position (with tangential offset bodies)
- Accommodates standard weld-in flanges for direct vessel connection to simplify piping and reduce floor footprint
- Balanced stem design for resistance against hydraulic shock in pipeline
- Metal-to-metal seat lift adjustment stop to ensure factory setting
- Optional External Flush Adapter to clean vent cavity and drain port when full CIP not readily available
- Available in 3’’ (76mm), 4’’ (102mm), and 6’’ (152mm) OD tube sizes