Chlorosulfonated Polyethylene (CSM) Market to Reach US$ 117 Million by 2031, Driven by Automotive Demand, Construction Waterproofing, and High-Performance Elastomer Applications | QY Research

Market Summary -

The global market for Chlorosulfonated Polyethylene (CSM) was estimated to be worth US$ 65.3 million in 2024 and is forecast to reach a readjusted size of US$ 117 million by 2031, expanding at a strong CAGR of 9.5% during the forecast period 2025-2031.

According to QY Research, the newly released report titled "Chlorosulfonated Polyethylene (CSM) Market Share and Ranking, Overall Sales and Demand Forecast 2025-2031" delivers a comprehensive, data-driven assessment of the global CSM market. The study provides detailed insights into market size evolution, competitive structure, pricing trends, regional demand patterns, and future growth opportunities for manufacturers, downstream users, and investors.

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Trade Policy Impact and Supply Chain Assessment -

This report provides a comprehensive evaluation of recent tariff adjustments and international strategic countermeasures affecting the Chlorosulfonated Polyethylene market. The analysis covers their impact on cross-border production footprints, capital allocation strategies, regional trade dependencies, and supply chain restructuring, enabling stakeholders to better anticipate policy risks and optimize sourcing and manufacturing strategies in a volatile global trade environment.

Product Definition and Material Overview -

Chlorosulfonated polyethylene (CSM) is a specialty elastomer known for its fully saturated polymer backbone, which gives it exceptional durability and resistance properties. CSM exhibits excellent ozone resistance, weathering and aging resistance, chemical resistance, flame retardancy, abrasion resistance, thermal stability, electrical insulation, and colorability.

CSM is soluble in aromatic and chlorinated hydrocarbons, while only swelling (not dissolving) in ethers. These characteristics allow it to maintain stable mechanical and physical performance under harsh environmental conditions. As a result, CSM is widely used in automotive hoses and sealing systems, construction waterproofing membranes, industrial products, and wire & cable insulation, where long service life and reliability are critical.

Market Structure and Key Insights -
► Market concentration remains high, with the global top three producers accounting for approximately 85% of total revenue in 2024
► China is the largest regional market, holding around 50% global share, followed by Japan with nearly 40% share
► Low Mooney Viscosity (Below 60) grades represent the largest product segment, accounting for over 50% of total demand
► Automotive applications dominate end-use demand, contributing over 35% of total market consumption

The automotive sector remains the core application area for CSM, particularly in hoses, sealing strips, and under-the-hood components. With the rise of electric vehicles, demand for lightweight, heat-resistant, and chemically stable elastomers is increasing. At the same time, the construction industry is driving additional growth through applications such as roof waterproofing systems and sealing membranes.

Technology Trends and Industry Development -

From a technology perspective, the CSM industry is accelerating the development of new formulations and greener production processes to enhance sustainability and overall material performance. Manufacturers are focusing on improving process efficiency, environmental compliance, and resistance to raw-material cost fluctuations, while addressing increasingly stringent environmental regulations. These advancements are expected to support steady market expansion through 2031.

Regional Market Outlook -
► The report provides in-depth regional and country-level analysis covering:
► Asia Pacific (China, Japan, South Korea, Southeast Asia, India) - the dominant production and consumption hub
► North America - stable demand from automotive, wire & cable, and industrial applications
► Europe - driven by construction renovation, automotive quality standards, and industrial product demand
► South America and Middle East & Africa - emerging markets with gradual adoption in infrastructure and industrial uses

Competitive Landscape -

The global Chlorosulfonated Polyethylene market is highly concentrated, with leading players maintaining strong technological know-how and long-term customer relationships.

Key companies profiled in the report include:
► Tosoh
► Jilin Petrochemical
► Jiangxi Hongrun Chemical
► Weifang Polygrand Chemical
► Weifang Sundow Polymers

The report analyzes company market share, product portfolios, production bases, and competitive strategies in detail.

Market Segmentation Highlights -
► By Mooney Viscosity
► High Mooney Viscosity (Above 60)
► Low Mooney Viscosity (Below 60)

By Application
► Automotive
► Construction
► Industrial Products
► Wires and Cables
► Others

Each segment is evaluated in terms of sales volume, revenue contribution, growth trends, and future potential.

Reasons to Procure This Report -
► Access accurate global and regional market forecasts (2020-2031)
► Understand company market share, ranking, and industry concentration
► Evaluate growth drivers, regulatory impacts, and technology trends
► Identify high-growth applications and product segments
► Support investment, capacity planning, and strategic expansion decisions

Key Questions Answered in the Report -
► What is the current and future size of the global CSM market?
► Which regions and applications are driving demand growth?
► How concentrated is the competitive landscape, and who are the leading suppliers?
► How are EV growth and construction activity influencing CSM demand?
► What sustainability and regulatory trends will shape the market through 2031?

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Table of Content:

1 Market Overview
1.1 Chlorosulfonated Polyethylene (CSM) Product Introduction
1.2 Global Chlorosulfonated Polyethylene (CSM) Market Size Forecast
1.2.1 Global Chlorosulfonated Polyethylene (CSM) Sales Value (2020-2031)
1.2.2 Global Chlorosulfonated Polyethylene (CSM) Sales Volume (2020-2031)
1.2.3 Global Chlorosulfonated Polyethylene (CSM) Sales Price (2020-2031)
1.3 Chlorosulfonated Polyethylene (CSM) Market Trends & Drivers
1.3.1 Chlorosulfonated Polyethylene (CSM) Industry Trends
1.3.2 Chlorosulfonated Polyethylene (CSM) Market Drivers & Opportunity
1.3.3 Chlorosulfonated Polyethylene (CSM) Market Challenges
1.3.4 Chlorosulfonated Polyethylene (CSM) Market Restraints
1.4 Assumptions and Limitations
1.5 Study Objectives
1.6 Years Considered
2 Competitive Analysis by Company
2.1 Global Chlorosulfonated Polyethylene (CSM) Players Revenue Ranking (2024)
2.2 Global Chlorosulfonated Polyethylene (CSM) Revenue by Company (2020-2025)
2.3 Global Chlorosulfonated Polyethylene (CSM) Players Sales Volume Ranking (2024)
2.4 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Company Players (2020-2025)
2.5 Global Chlorosulfonated Polyethylene (CSM) Average Price by Company (2020-2025)
2.6 Key Manufacturers Chlorosulfonated Polyethylene (CSM) Manufacturing Base and Headquarters
2.7 Key Manufacturers Chlorosulfonated Polyethylene (CSM) Product Offered
2.8 Key Manufacturers Time to Begin Mass Production of Chlorosulfonated Polyethylene (CSM)
2.9 Chlorosulfonated Polyethylene (CSM) Market Competitive Analysis
2.9.1 Chlorosulfonated Polyethylene (CSM) Market Concentration Rate (2020-2025)
2.9.2 Global 5 and 10 Largest Manufacturers by Chlorosulfonated Polyethylene (CSM) Revenue in 2024
2.9.3 Global Top Manufacturers by Company Type (Tier 1, Tier 2, and Tier 3) & (based on the Revenue in Chlorosulfonated Polyethylene (CSM) as of 2024)
2.10 Mergers & Acquisitions, Expansion
3 Segmentation by Mooney Viscosity
3.1 Introduction by Mooney Viscosity
3.1.1 High Mooney Viscosity (Above 60)
3.1.2 Low Mooney Viscosity (Below 60)
3.2 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity
3.2.1 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (2020 VS 2024 VS 2031)
3.2.2 Global Chlorosulfonated Polyethylene (CSM) Sales Value, by Mooney Viscosity (2020-2031)
3.2.3 Global Chlorosulfonated Polyethylene (CSM) Sales Value, by Mooney Viscosity (%) (2020-2031)
3.3 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Mooney Viscosity
3.3.1 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Mooney Viscosity (2020 VS 2024 VS 2031)
3.3.2 Global Chlorosulfonated Polyethylene (CSM) Sales Volume, by Mooney Viscosity (2020-2031)
3.3.3 Global Chlorosulfonated Polyethylene (CSM) Sales Volume, by Mooney Viscosity (%) (2020-2031)
3.4 Global Chlorosulfonated Polyethylene (CSM) Average Price by Mooney Viscosity (2020-2031)
4 Segmentation by Application
4.1 Introduction by Application
4.1.1 Construction
4.1.2 Automotive
4.1.3 Industrial Products
4.1.4 Wires and Cables
4.1.5 Others
4.2 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Application
4.2.1 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Application (2020 VS 2024 VS 2031)
4.2.2 Global Chlorosulfonated Polyethylene (CSM) Sales Value, by Application (2020-2031)
4.2.3 Global Chlorosulfonated Polyethylene (CSM) Sales Value, by Application (%) (2020-2031)
4.3 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Application
4.3.1 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Application (2020 VS 2024 VS 2031)
4.3.2 Global Chlorosulfonated Polyethylene (CSM) Sales Volume, by Application (2020-2031)
4.3.3 Global Chlorosulfonated Polyethylene (CSM) Sales Volume, by Application (%) (2020-2031)
4.4 Global Chlorosulfonated Polyethylene (CSM) Average Price by Application (2020-2031)
5 Segmentation by Region
5.1 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Region
5.1.1 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Region: 2020 VS 2024 VS 2031
5.1.2 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Region (2020-2025)
5.1.3 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Region (2026-2031)
5.1.4 Global Chlorosulfonated Polyethylene (CSM) Sales Value by Region (%), (2020-2031)
5.2 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Region
5.2.1 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Region: 2020 VS 2024 VS 2031
5.2.2 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Region (2020-2025)
5.2.3 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Region (2026-2031)
5.2.4 Global Chlorosulfonated Polyethylene (CSM) Sales Volume by Region (%), (2020-2031)
5.3 Global Chlorosulfonated Polyethylene (CSM) Average Price by Region (2020-2031)
5.4 North America
5.4.1 North America Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
5.4.2 North America Chlorosulfonated Polyethylene (CSM) Sales Value by Country (%), 2024 VS 2031
5.5 Europe
5.5.1 Europe Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
5.5.2 Europe Chlorosulfonated Polyethylene (CSM) Sales Value by Country (%), 2024 VS 2031
5.6 Asia Pacific
5.6.1 Asia Pacific Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
5.6.2 Asia Pacific Chlorosulfonated Polyethylene (CSM) Sales Value by Region (%), 2024 VS 2031
5.7 South America
5.7.1 South America Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
5.7.2 South America Chlorosulfonated Polyethylene (CSM) Sales Value by Country (%), 2024 VS 2031
5.8 Middle East & Africa
5.8.1 Middle East & Africa Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
5.8.2 Middle East & Africa Chlorosulfonated Polyethylene (CSM) Sales Value by Country (%), 2024 VS 2031
6 Segmentation by Key Countries/Regions
6.1 Key Countries/Regions Chlorosulfonated Polyethylene (CSM) Sales Value Growth Trends, 2020 VS 2024 VS 2031
6.2 Key Countries/Regions Chlorosulfonated Polyethylene (CSM) Sales Value and Sales Volume
6.2.1 Key Countries/Regions Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.2.2 Key Countries/Regions Chlorosulfonated Polyethylene (CSM) Sales Volume, 2020-2031
6.3 United States
6.3.1 United States Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.3.2 United States Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.3.3 United States Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
6.4 Europe
6.4.1 Europe Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.4.2 Europe Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.4.3 Europe Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
6.5 China
6.5.1 China Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.5.2 China Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.5.3 China Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
6.6 Japan
6.6.1 Japan Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.6.2 Japan Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.6.3 Japan Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
6.7 South Korea
6.7.1 South Korea Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.7.2 South Korea Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.7.3 South Korea Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
6.8 Southeast Asia
6.8.1 Southeast Asia Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.8.2 Southeast Asia Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.8.3 Southeast Asia Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
6.9 India
6.9.1 India Chlorosulfonated Polyethylene (CSM) Sales Value, 2020-2031
6.9.2 India Chlorosulfonated Polyethylene (CSM) Sales Value by Mooney Viscosity (%), 2024 VS 2031
6.9.3 India Chlorosulfonated Polyethylene (CSM) Sales Value by Application, 2024 VS 2031
7 Company Profiles
7.1 Tosoh
7.1.1 Tosoh Company Information
7.1.2 Tosoh Introduction and Business Overview
7.1.3 Tosoh Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.1.4 Tosoh Chlorosulfonated Polyethylene (CSM) Product Offerings
7.1.5 Tosoh Recent Development
7.2 Jilin Petrochemical
7.2.1 Jilin Petrochemical Company Information
7.2.2 Jilin Petrochemical Introduction and Business Overview
7.2.3 Jilin Petrochemical Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.2.4 Jilin Petrochemical Chlorosulfonated Polyethylene (CSM) Product Offerings
7.2.5 Jilin Petrochemical Recent Development
7.3 Jiangxi Hongrun Chemical
7.3.1 Jiangxi Hongrun Chemical Company Information
7.3.2 Jiangxi Hongrun Chemical Introduction and Business Overview
7.3.3 Jiangxi Hongrun Chemical Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.3.4 Jiangxi Hongrun Chemical Chlorosulfonated Polyethylene (CSM) Product Offerings
7.3.5 Jiangxi Hongrun Chemical Recent Development
7.4 Weifang Polygrand Chemical
7.4.1 Weifang Polygrand Chemical Company Information
7.4.2 Weifang Polygrand Chemical Introduction and Business Overview
7.4.3 Weifang Polygrand Chemical Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.4.4 Weifang Polygrand Chemical Chlorosulfonated Polyethylene (CSM) Product Offerings
7.4.5 Weifang Polygrand Chemical Recent Development
7.5 Weifang Sundow Polymers
7.5.1 Weifang Sundow Polymers Company Information
7.5.2 Weifang Sundow Polymers Introduction and Business Overview
7.5.3 Weifang Sundow Polymers Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.5.4 Weifang Sundow Polymers Chlorosulfonated Polyethylene (CSM) Product Offerings
7.5.5 Weifang Sundow Polymers Recent Development
7.6 Shandong Shanxu New Material
7.6.1 Shandong Shanxu New Material Company Information
7.6.2 Shandong Shanxu New Material Introduction and Business Overview
7.6.3 Shandong Shanxu New Material Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.6.4 Shandong Shanxu New Material Chlorosulfonated Polyethylene (CSM) Product Offerings
7.6.5 Shandong Shanxu New Material Recent Development
7.7 Weifang Kerming Chemical
7.7.1 Weifang Kerming Chemical Company Information
7.7.2 Weifang Kerming Chemical Introduction and Business Overview
7.7.3 Weifang Kerming Chemical Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.7.4 Weifang Kerming Chemical Chlorosulfonated Polyethylene (CSM) Product Offerings
7.7.5 Weifang Kerming Chemical Recent Development
7.8 YQXPOLYMER
7.8.1 YQXPOLYMER Company Information
7.8.2 YQXPOLYMER Introduction and Business Overview
7.8.3 YQXPOLYMER Chlorosulfonated Polyethylene (CSM) Sales, Revenue, Price and Gross Margin (2020-2025)
7.8.4 YQXPOLYMER Chlorosulfonated Polyethylene (CSM) Product Offerings
7.8.5 YQXPOLYMER Recent Development
8 Industry Chain Analysis
8.1 Chlorosulfonated Polyethylene (CSM) Industrial Chain
8.2 Chlorosulfonated Polyethylene (CSM) Upstream Analysis
8.2.1 Key Raw Materials
8.2.2 Raw Materials Key Suppliers
8.2.3 Manufacturing Cost Structure
8.3 Midstream Analysis
8.4 Downstream Analysis (Customers Analysis)
8.5 Sales Model and Sales Channels
8.5.1 Chlorosulfonated Polyethylene (CSM) Sales Model
8.5.2 Sales Channel
8.5.3 Chlorosulfonated Polyethylene (CSM) Distributors
9 Research Findings and Conclusion
10 Appendix
10.1 Research Methodology
10.1.1 Methodology/Research Approach
10.1.1.1 Research Programs/Design
10.1.1.2 Market Size Estimation
10.1.1.3 Market Breakdown and Data Triangulation
10.1.2 Data Source
10.1.2.1 Secondary Sources
10.1.2.2 Primary Sources
10.2 Author Details
10.3 Disclaimer

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