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CHEM-GARD® CGC
Thermoplastic Close Coupled Centrifugal Pumps
POLYPROPYLENE (PP)
POLYVINYL FLUORIDE (PVDF)
Flows to 500 gpm
Heads to 220 feet
Temperatures to 275°F
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Engineering Specifications
When space is critical, cost savings important, and
dependable transfer of aggressive or ultrapure fluids a must, the Vanton
series of close-coupled, end suction thermoplastic centrifugal pumps is
ideal. Its small footprint reduces space requirements by as much as 20%,
initial cost is appreciably lower than conventional foot mounted centrifugal
pumps, and its availability in solid molded homogeneous polypropylene and
polyvinylidene fluoride assures reliable fluid handling without corrosion or
product contamination. These quality engineered metal armored, solid (not
lined) nonmetallic pumps incorporate the superior design and manufacturing
innovations of the Vanton CHEM-GARD® line in a smaller, more compact
envelope especially significant for OEM equipment.
Vanton CGC pumps are available in your choice of tangential or centerline
discharge that allows removal for maintenance without disturbing existing
piping. Both offer easy seal access configuration. Their innovative
construction includes a pump shaft assembly completely independent of the
motor shaft, minimizing maintenance and extending motor service life. The
pumps are designed to accommodate standard C-face motors and commercial
mechanical seals. Where product contamination can not be tolerated, all
fluid contact components can be furnished in virgin natural and unpigmented
thermoplastics to assure the integrity of high purity water, chemicals,
pharmaceuticals and semiconductor fluids.
SPECIFICATIONS
- Pump casing and cover molded from virgin, homogeneous thermoplastic.
- Dynamically balanced, molded homogeneous thermoplastic semi-open or closed
vane impeller with imbedded stainless steel insert. Key driven to assure
positive drive in either direction.
- Alloy steel, large diameter shaft with wet and completely isolated from fluid
contact by a thick sectioned thermoplastic sleeve.
- Pump accommodates standard single and double mechanical seals without
modification. Seals are reverse mounted with nonmetallic seal component inboard
to avoid any metal-to-fluid contact, making it unnecessary to use expensive high
alloy or exotic metals.
- Shaft bearing is lubricated by direct product flush and positioned to
minimize shaft deflection and extend service life.
- Metal armor totally encloses thermoplastic casing and flanges to provide
nozzle loadings comparable to those of metal pumps.



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Dimensions and
specifications subject to change and may vary slightly with motor manufacturer
selected.
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50 Hertz performance curves and metric dimensions are available on request.
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For higher horsepower and operating speeds consult factory.
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Catalog sheets available on other Vanton centrifugal pump models including self-priming designs, vortex heads,
magnetic drive and foot mounted pumps.
ADVANTAGES OF THERMOPLASTICS
- No corrosion or rusting. Metals corrode, plastics don't.
- No interbatch product contamination. Fiberglass composites wick and absorb
fluids by capillary action. Solid homogeneous thermoplastics don't.
- No danger of metallic contamination.
- No problems with galling. Easier maintenance.
- Superior resistance to abrasion than metals or
fiberglass composites.
- Greater chemical resistance over the full pH range
than stainless steel or fiberglass composites.
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