SE-21 / 43
Mechanical Seals · Elastomer Seal
SE-21 / 43
Product Overview
SE- 21 / 43 (also known as 21 or 43) Mechanical Seal for Clean Water Pumps, Piping Pumps and Vacuum Pumps. Single end, unbalanced, independent direction of rotation, rubber bellow, bellow transmission. This component has a compact structure with good compatibility, stablity and easy installation.
Technical Specifications
- Model: SE-21 / 43
- Design: Unbalanced
- Pressure: 0.8 MPa or less
- Temperature: –20°C to 120°C
- Linear Speed: 10 m/s or less
- Size Range: ID 12 mm to 100 mm
Materials
- Rotary Ring: Carbon / SiC / TC
- Stationary Ring: Al2O2 / SiC / TC
- Elastomers: NBR / EPDM / Viton
- Springs: SS304 / SS316
- Metal Parts: SS304 / SS316
Applications
mainly used in water pumps, submerged motors, piping pumps, sewage pumps, vacuum equipment and other rotary devices for sewage treatment, city water supply, chemical engineering, pharmacy, food processing, and paper making.
Standards
Complies with DIN24960, ISO3069, GB6556.
Media Compatibility
Oil, water, weak acid and alkali and other corrosive mediums.
Customization
Changes of materials for getting other operating parameters are possible. Contact us with your requirement.
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