The Global Marine Water Blocking Tape Market was valued at USD 244 Million in 2025 and is projected to reach USD 339 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 4.7% during the forecast period (2024–2034). This growth is primarily driven by massive global investments in submarine communication networks, the rapid expansion of offshore wind power projects, and the continuous development within the offshore oil & gas sector.

As maritime infrastructure becomes increasingly critical to global connectivity and energy security, the demand for cables that can withstand harsh marine environments has surged. This necessitates the use of high-performance protection materials. In this blog, we profile the Top 10 Companies in the Marine Water Blocking Tape Industry—a group of specialized materials giants, innovators, and regional leaders who are setting the standards for reliability and longevity in underwater cable systems.

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🔟 1. Freudenberg Performance Materials

Headquarters: Weinheim, Germany
Key Offering: Viledon® Water Blocking Tapes, Nonwoven Substrate Tapes

Freudenberg Performance Materials is a globally recognized leader in the development and manufacturing of high-performance materials, including a comprehensive range of marine water blocking tapes. The company leverages its deep expertise in nonwoven technologies to produce tapes with superior water absorption and mechanical strength, making them ideal for the most demanding submarine cable applications.

Innovation and Quality Initiatives:

• Extensive R&D focused on advanced superabsorbent polymer (SAP) integration

• Global production facilities ensuring consistent quality and supply chain resilience

• Certifications with major international standards bodies like DNV GL and UL

Download FREE Sample Report: Marine Water Blocking Tape Market – View in Detailed Research Report

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9️⃣ 2. Chase Corporation

Headquarters: Westwood, Massachusetts, USA
Key Offering: Scalable Swelling Tapes, Moisture Barrier Tapes

Chase Corporation is a dominant force in the North American market and a significant global supplier of protective materials. Their water blocking tape division produces highly reliable products used extensively in submarine power and communication cables, known for their consistent performance and long-term durability under high-pressure conditions.

Innovation and Quality Initiatives:

• Strategic acquisitions to broaden technological capabilities and market reach

• Focus on developing solutions for next-generation high-voltage submarine power cables

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8️⃣ 3. Lantor

Headquarters: ‘s-Hertogenbosch, Netherlands
Key Offering: Soric® and other specialized composite tapes

Lantor is a European specialist renowned for its innovative composite materials. The company’s water blocking tapes are engineered for exceptional performance, utilizing unique carrier materials that provide excellent conformability and swelling characteristics, which are critical for complex multi-core cable designs.

Innovation and Quality Initiatives:

• Pioneering the use of recycled and sustainable materials in tape substrates

• Close collaboration with leading cable manufacturers for custom solutions

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7️⃣ 4. Geca Tapes (Magnera)

Headquarters: Saint-Chamond, France
Key Offering: Marine-grade Swelling Tapes, Double-Side Coated Tapes

Geca Tapes, part of the Magnera Group, is a key European player with a strong focus on the marine and energy sectors. The company offers a wide array of water blocking solutions that are rigorously tested to meet the stringent requirements of deep-water cable installations.

Innovation and Quality Initiatives:

• Specialization in tapes for dynamic submarine applications, such as floating wind farms

• Investment in automated production lines to enhance product consistency and capacity

Download FREE Sample Report: Marine Water Blocking Tape Market – View in Detailed Research Report

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6️⃣ 5. Scapa Industrial

Headquarters: Manchester, United Kingdom
Key Offering: Specialty Bonding and Water Blocking Solutions

Scapa Industrial possesses a long history of providing critical bonding and protection solutions across various industries. Their marine water blocking tapes are engineered for high reliability, featuring robust adhesive systems and effective water-swelling cores that ensure long-term cable integrity.

Innovation and Quality Initiatives:

• Global technical support network assisting customers with application-specific challenges

• Continuous improvement of tape formulations for enhanced saltwater resistance

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5️⃣ 6. Yangzhou Tengfei Cable Electric Appliance Materials

Headquarters: Yangzhou, Jiangsu, China
Key Offering: Cost-effective Swelling Tapes for various cable types

As a leading manufacturer in the Asia-Pacific region, Yangzhou Tengfei has capitalized on the area’s booming cable production industry. The company supplies a significant volume of water blocking tapes to both domestic and international cable makers, offering a strong balance of performance and value.

Innovation and Quality Initiatives:

• Rapid scalability to meet the high-volume demands of Asian cable manufacturers

• Investment in R&D to improve product performance to meet global standards

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4️⃣ 7. Nantong Siber Communication

Headquarters: Nantong, Jiangsu, China
Key Offering: Silicone-coated and Non-silicone Water Blocking Tapes

Nantong Siber Communication specializes in materials for the telecommunications industry, with a strong product line in water blocking tapes for fiber optic cables. The company is a key supplier for numerous submarine cable projects traversing the Asia-Pacific region.

Innovation and Quality Initiatives:

• Focus on developing low-residue tapes to facilitate easier cable splicing

• Strong focus on the specific needs of the fiber optic communication cable market

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3️⃣ 8. JYTAPE

Headquarters: Gyeonggi-do, South Korea
Key Offering: High-performance Swelling Tapes, Semi-conductive Tapes

JYTAPE is a prominent South Korean manufacturer known for its technological expertise and high-quality standards. The company produces a range of water blocking tapes that are widely used in shipbuilding, offshore platforms, and submarine cables, particularly within the technologically advanced Korean and Japanese markets.

Innovation and Quality Initiatives:

• Development of specialized tapes for high-temperature and high-pressure applications

• Active participation in setting industry standards within the region

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2️⃣ 9. Indore Composites

Headquarters: Indore, Madhya Pradesh, India
Key Offering: Customizable Water Blocking Solutions

Indore Composites has established itself as a significant supplier in the Indian subcontinent and surrounding regions. The company focuses on providing tailored water blocking tape solutions that meet the specific requirements and environmental conditions of projects in emerging markets.

Innovation and Quality Initiatives:

• Flexible manufacturing allowing for small-batch custom orders

• Growing export footprint, supplying to projects in the Middle East and Africa

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1️⃣ 10. DEUKYOUNG

Headquarters: Busan, South Korea
Key Offering: Marine-grade Tapes for Power and Communication Cables

DEUKYOUNG is another key South Korean player, specializing in functional materials for cables. With a major shipbuilding industry on its doorstep, the company has developed robust water blocking tapes that are trusted for their reliability in critical marine applications, from naval vessels to offshore energy infrastructure.

Innovation and Quality Initiatives:

• Strong emphasis on quality control and product consistency

• Strategic partnerships with local shipyards and cable manufacturers

Get Full Report Here: Marine Water Blocking Tape Market – View in Detailed Research Report

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🌍 Outlook: The Future of Marine Water Blocking Tape Is Smarter and More Sustainable

The marine water blocking tape market is evolving in response to the increasing complexity and criticality of subsea infrastructure. While traditional swelling tapes continue to dominate, the industry is pushing towards higher-performance formulations, digital integration, and sustainable material choices.

📈 Key Trends Shaping the Market:

• Development of tapes with enhanced longevity for cables with 25+ year lifespans

• Integration of smart materials for potential moisture monitoring within cables

• Growing demand for bio-based and environmentally friendly tape components

• Increased standardization and certification requirements for global projects

Get Full Report Here: Marine Water Blocking Tape Market – View in Detailed Research Report

The companies listed above are not only supplying essential components—they are enabling the resilience and expansion of the global maritime infrastructure that powers our connected world.