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Outside Single Mechanical Seal Ptfe Bellows - China

price: contact company for price


1. QHWB2 type mechanical seal complies with ISO3069 standard

DIN24960, GB/ T6556 standards.

2. Single seal

3. Outside seal

4. Multiple springs rotating

5. Strong corrosion resistance mechanical seal

6. PTFE bellows rotation


1. Chemical industry

2. Special rotating equipment, industrial process pumps

3. Pharmaceutical industry

4. Water treatment and sewage proposal

5. Petrochemical industry

6. Pulp and paper industry

7. Refining technology


1. Normal mechanical seals for ideal sealing

2. Clean assembly

3. Long product lifecycle. Energy saving, environment protection

4. Installation faults are avoided, damage- free and cost- effective.

5. Excellent compensation performance functioning equivalent,

effective pressurization

6. Straightforward and easier specification for pre- assembled unit,

Time saving ( reduced down- times)

7. Individual adaptation was subject to pump' s design and style.

Customized products ( OEMs) are available.

8. Wide applicable to program about conversion and retrofit

Conditions and Operating range

1. Pressure: 0~0.83MPa

2. Temperature: 20° C~ 120° C

3. Shaft diameter: d=30 to 60 mm

4. Rotation speed: n less than or equal to 4000r/ min

5. Applicable medium: Strong acid, strong oxidizer

and other strong corrosive solution. Not apply to

alkali, hydrofluoric acid and solution with impurity.

Note: the sizes of a shaft are connected to the operation pressure and



Metal parts: Metal 316, 304, 2Cr13 multiple Springs

Friction Elements: Silicon carbide or hard alloy,

Auxiliary seal: PTFE bellows

Package: Poly bag, one carton to one set Mail box:

charles. m[ at] qhseals[ dot] com

Company Contact:

  • Phone: 8657182237399

  • Address: Heshang Town Industrial Park, Xiaoshan District, H, Hangzhou, China

  • Email: Email

Published date: September 6, 2015 -

  • Business Description: The organization have long been devoted to designing, developing,and

    manufacturing mechanical seals in one of China's modernized factory. We

    export mechanical seals and pumps through international market to other

    areas, countries and states, for example, cartridge seal, split seal,

    component seal, and brand new mechanical seal replacement.

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