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Mission Critical Sealing Solutions

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Trusted By Industry Leaders

Hands holding a black rubber car door seal strip against a gray background.

Leading Manufacturers of Sealing Solutions Since 1972

Western Sealtech designs and manufactures high performance elastomer seals that meet the world's most demanding mechanical and chemical specification.

Learn More About Us

Leading Manufacturers of Sealing Solutions Since 1972

Western Sealtech designs and manufactures high performance elastomer seals that meet the world's most demanding mechanical and chemical specification.

Learn More About Us

Our Product Range

Black circular rubber seals with metal screws and fittings on a gray surface.

Inflatable Seals

For airtight, watertight, gas-tight sealing in critical applications.

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Inflatable Seals

Various colorful extruded plastic profiles laid out on a dark surface.

Extruded Profiles

For sealing doors, windows, glass partitions.

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Extruded Profiles

Several translucent flexible silicone tubes of varying diameters arranged on a dark surface.

Silicone Tubing & Hoses

High-temperature, flexible,
hygienic hoses for pharma & food.

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Silicone Tubing & Hoses

Various rubber gaskets, seals, and O-rings in different colors and sizes arranged on a gray surface.

Custom Moulded Seals

For airtight, watertight, gas-tight
sealing in critical applications.

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Custom Moulded Seals

Our Product Range

Black circular rubber seals with metal screws and fittings on a gray surface.

Inflatable Seals

For airtight, watertight, gas-tight sealing in critical applications.

Explore Product

Inflatable Seals

Various colorful extruded plastic profiles laid out on a dark surface.

Extruded Profiles

For sealing doors, windows, glass partitions.

Explore Product

Extruded Profiles

Several translucent flexible silicone tubes of varying diameters arranged on a dark surface.

Silicone Tubing & Hoses

High-temperature, flexible,
hygienic hoses for pharma & food.

Explore Product

Silicone Tubing & Hoses

Various rubber gaskets, seals, and O-rings in different colors and sizes arranged on a gray surface.

Custom Moulded Seals

For airtight, watertight, gas-tight
sealing in critical applications.

Explore Product

Custom Moulded Seals

50+

Years of Engineering

30+

Exporting Destinations

100K+

On Time Deliveries

150+

Team Round The Clock

Front cover of a spiral-bound brochure featuring curved, layered bands in red and beige with the text 'western sealtech' in blue and black on a white rectangle.

Company Brochure

Company Overview Since 1972
Engineering & Manufacturing Capabilities
Custom Sealing Solution Expertise

Company Overview Since 1972

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9.8 MB

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Our Core Industries

Rail and Mass Transit

Semiconductor

Powder & Bulk Handling

Actuator Valve

Pharmaceutical

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Rail & Mass Transit

Fire-safe profiles for doors, windows, HVAC

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Semiconductor

Heat-resistant components designed for high-pressure

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Metal industrial machinery with large cylindrical components and connected pipes in a factory setting.

Powder & Bulk Handling

Leak-proof inflatable seals for dust-tight material flow

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Close-up of an industrial metal pipe with a red valve handle and bolts against a blue sky with clouds.

Actuator Valve

Heat-resistant components designed for high-pressure

Explore Industry

Production line with bottles labeled 'MRS-Cov-2' being filled with liquid vaccine in a pharmaceutical manufacturing setting.

Pharmaceutical

Sterile inflatable seals & hygienic tubing solutions.

Explore Industry

Industries We Serve

Modern blue and silver metro train traveling on elevated tracks in an urban area with buildings and traffic in the background.

Rail & Mass Transit

Fire-safe profiles for doors, windows, HVAC

Explore Industry

Close-up of a white robotic arm in a busy indoor setting with blurred people in the background.

Semiconductor

Heat-resistant components designed for high-pressure

Explore Industry

Metal industrial machinery with large cylindrical components and connected pipes in a factory setting.

Powder & Bulk Handling

Leak-proof inflatable seals for dust-tight material flow

Explore Industry

Close-up of an industrial metal pipe with a red valve handle and bolts against a blue sky with clouds.

Pumps & Valves

Heat-resistant components designed for high-pressure

Explore Industry

Production line with bottles labeled 'MRS-Cov-2' being filled with liquid vaccine in a pharmaceutical manufacturing setting.

Pharmaceutical

Sterile inflatable seals & hygienic tubing solutions.

Explore Industry

What sets us apart?

Proprietary formulations

Custom formulations developed for the extreme

In - house tool development

Complete tool design and development under one roof

Dedicated Communication Team

Special customer executives assigned for each order to keep you updated

Process Driven

We prioritise processes to deliver projects on time

Manufacturing Framework

We solve customer issues by taking a truly customer-centric approach, staying proactive, transparent, and solution focused.

Contact Us

01

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Design

Understanding application needs and creating optimized product design solutions.

02

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Engineering

Engineering materials for durability, safety, and consistent product performance.

03

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Prototyping

Developing tooling and prototypes to validate design and functionality.

04

Simple black and blue line art diagram showing two circles connected by horizontal lines with one circle colored blue and the lines extending to the right and left.

Moulding

Precision moulding using advanced machines for consistent, high-quality components.

05

Blue icon of a toolbox with a wrench and screwdriver crossed inside it, representing tools or installation kit.

Assembly

Finishing and assembling components to meet exact product specifications.

06

Testing

Rigorous quality checks and final inspection to ensure product reliability.

We just don't manufacture.
We engineer and validate via R&D

Our in-house R&D lab continuously experiments with new polymer formulations, testing methods, and design architectures to improve reliability in the world’s most demanding environments .

We just don't manufacture.
We engineer and validate via R&D

Our in-house R&D lab continuously experiments with new polymer formulations, testing methods, and design architectures to improve reliability in the world’s most demanding environments .

Learn More About Us

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Trusted By Industry Leaders

Siemens company name in teal text on white background.

Black silhouette of two winged lions facing each other symmetrically on a white background.

Siemens company name in teal text on white background.

Black silhouette of two winged lions facing each other symmetrically on a white background.

Siemens company name in teal text on white background.

Black silhouette of two winged lions facing each other symmetrically on a white background.

Siemens company name in teal text on white background.

Black silhouette of two winged lions facing each other symmetrically on a white background.

Siemens company name in teal text on white background.

Black silhouette of two winged lions facing each other symmetrically on a white background.

CERTIFICATIONS

Certification badge with text HL 3 EN 45545-2 and a banner reading CERTIFIED.

FDA

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Upcoming Exhibitions

Sifer

Location : Lille, France
Stand number : TBA
Date : 22 to 24 June, 2027

Innotrans

Location : Singapore
Stand number : TBA
Date : 7 to 9 September, 2027

Ferroviaria

Location : Milan, Italy
Stand number : TBA
Date : 28 to 30 September, 2027

Read the cases

See All Case Studies And Blogs

September 30, 2026

Sizing an Inflatable Seal: Door Gap Tolerance, Stroke and Inflation Pressure

An undersized inflatable seal never reaches full sealing contact; an oversized one fatigues early. Here is the engineering method for sizing gap, stroke and inflation pressure correctly on rail door applications.

September 29, 2026

Inflatable vs Static Door Seals on Rolling Stock: When the Moving Seal Wins

Not every rail door needs an inflatable seal. Here is the engineering framework, duty cycle, sealing performance and wear tolerance, for choosing between inflatable and static door seals on rolling stock.

Black fabric-reinforced inflatable rubber seal tube mounted in a rail door retaining groove

September 28, 2026

What Is an Inflatable Seal and How Does It Work

An inflatable seal uses compressed air, not mechanical closing force, to seal a door or panel. Here is how the tube, groove and pneumatic control system work together, and how to specify one correctly.