Vertical Sealless Glandless Pumps

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Advantage
First choice for effluent treatment plants since there are no mechanical seals / glands. May run dry due to absence of shaft seals. Lesser parts result in low maintenance time and costs
Expeller
Solid injection moulded polypropylene expeller prevents liquid from going further up channelizing it through the outlet of the overflow chamber.
Backplate
The backplate is thick walled solid injection moulded from polypropylene.
Volute Casing
Top centreline discharge, self-venting volute casing formed of thick injection moulded polypropylene.
Impeller
Impellers are precision moulded, light in weight, a semi open construction with large, contoured flow passages for maximum handling of the liquid.
Bearing Frame
Heavy cast iron constructions. To accommodate vertical flange type motor & for a well hung installation.
Ball Bearing
Single, Double row ball bearing is shouldered & locked on a shaft with locknut and washer and in bearing housing to carry radially and any unbalanced thrust load.
Shaft
The shaft is made of EN Steel protected with a polypropylene sleeve does not come in contact with process media.
Overflow Chamber
Large injection moulded polypropylene chamber guide's excess liquid back to the sump eliminating the need for a shaft seal.
Design
Horizontal, radically split, One piece volute casing design, Fitted with a semi-open impeller, Single entry single stages. Following standard of PIN 24256 / ISO 5199.
Material of Construction

Casing, Impeller, Backplate: PP / GRP/ UHMWPE / PVDF
Shaft Sleeve: GRP / Ceramic / ALLOY-20 / Hast Alloy B/C
Bearing Bracket: C.O. GRFG-26
Shaft: SS / EN 9
Bearings: Double ball bearing