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Single & Double Cartridge Mechanical Seal

Engineered for Reliability. Built for Performance.

Ideal Seal Tech Cartridge Mechanical Seals are pre-assembled, precision-engineered sealing solutions that deliver superior sealing performance, easy installation, and long service life. Available in Single and Double configurations to suit a wide range of industrial applications.

Pre-Assembled
Cartridge Design

Easy Installation
& Replacement

High Reliability
& Safety

Reduced Downtime
& Maintenance

Single Spring Mechanical Seal

Description

Cartridge Mechanical Seals integrate all components into a compact, easy-to-install unit. They provide accurate alignment, reduce installation errors, and deliver consistent sealing performance.

Single Cartridge Seals are designed for general sealing applications where product leakage to atmosphere is acceptable.

Double Cartridge Seals offer a barrier fluid system between inner and outer seals, ensuring zero leakage and safe operation in hazardous or valuable fluid services.

Features

  • Pre-assembled and factory tested cartridge unit
  • Easy and quick installation
  • Accurate alignment for enhanced reliability
  • Balanced seal design for extended seal life
  • Available in single and double (barrier fluid) configuration
  • Suitable for pumps, mixers and agitators
  • Reduced downtime and maintenance cost
  • Robust construction for harsh operating conditions

Operating Conditions

Shaft Diameter
20 mm to 200 mm (0.79" to 7.87")
Pressure
Up to 25 bar (362 psi)
Temperature
-40°C to +200°C (-40°F to +392°F)
Sliding Velocity
Up to 20 m/s (66 ft/s)
Axial Movement
± 1.5 mm
Radial Runout
Up to 0.25 mm
Media (Single)
Water, Oils, Mild Chemicals, Slurries
Media (Double)
Hazardous, Toxic, Flammable, Volatile & Crystallizing Fluids
Barrier Fluid
Water, Oil, Glycol, Plan 52 / 53 / 54

Specification

Part Standard Material
Rotary Face Carbon / SIC / TC
Stationary Face SIC / TC / Ceramic
Secondary Seal FKM / EPDM / FFKM
Springs SS 316 / Hastelloy C-276
Metal Parts SS 316 / SS 316L / Duplex / Hastelloy
Set Screws SS 316
O-Rings Viton / EPDM

Technical Drawing - Single

Single Spring Mechanical Seal Technical Drawing

Technical Drawing - Double

Single Spring Mechanical Seal Technical Drawing

Dimensional Data – Single Cartridge (mm)

Shaft Size D1 (H7) D2 (H6) D3 D4 D6 (H8) L1 L3 L8 L9
20 20 32 60 42 50 36 25 18 19
25 25 37 65 47 56 37 25 18 19
30 30 42 70 52 62 37 28 18 19
35 35 47 75 57 67 40 28 18 19
40 40 52 80 62 72 41 30 18 19
45 45 57 85 67 77 41 30 18 19
50 50 62 90 72 82 42 32 18 19
60 60 72 100 82 94 45 35 18 19
70 70 82 110 92 105 50 38 18 19
80 80 92 120 102 115 50 38 18 19
100 100 112 150 127 142 56 45 18 19

Dimensional Data – Double Cartridge (mm)

Shaft Size D1 (H7) D2 (H6) D3 D4 D6 (H8) L1 L3 L8 L9
20 20 32 60 42 50 42 31 18 19
25 25 37 65 47 56 43 31 18 19
30 30 42 70 52 62 44 32 18 19
35 35 47 75 57 67 45 35 18 19
40 40 52 80 62 72 46 35 18 19
45 45 57 85 67 77 48 38 18 19
50 50 62 90 72 82 49 38 18 19
60 60 72 100 82 94 53 40 18 19
70 70 82 110 92 105 58 42 18 19
80 80 92 120 102 115 58 42 18 19
100 100 112 150 127 142 65 50 18 19

Note: Dimensions are for reference only. Custom sizes available on request.

Applications

Agitators / Mixers

Agitators / Mixers

Reactors

Reactors

Blenders

Blenders

Pulp & Paper

Pulp & Paper

Chemical Processing

Chemical Processing

Pharmaceutical

Pharmaceutical

Food & Beverage

Food & Beverage

Water Treatment

Water Treatment

Oil & Gas

Oil & Gas

Quality Assured

Quality Assured

Manufactured with precision and tested for reliability

Custom Solutions

Custom Solutions

Materials and designs tailored to your application

Fast Delivery

Fast Delivery

Quick turnaround time for all orders

Expert Support

Expert Support

Technical assistance from experienced engineers

Mechanical Seal

IDEAL SEAL TECH

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