Updated Oct 14, 2026 · Public platform & industry data

Oct 14, 2026 Updated

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2026 Top 10 Polyurethane Sponge Filler Manufacturers in China

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Top-rated Polyurethane Sponge Filler suppliers, How to choose a Polyurethane Sponge Filler manufacturer, Best Polyurethane Sponge Filler companies in China

The top 10 Polyurethane Sponge Filler manufacturers in China for 2026 are: Yixing Weiya Environmental Protection Packing Factory, Jiangsu Nantai Environmental Protection Packing Co., Ltd, Sulaiqing Environmental Technology (Shanghai) Co., Ltd, Xi'an Bizhiyuan Environmental Protection Technology Co., Ltd, Henan Landa Water Treatment Materials Co., Ltd, Weifang Lvke Environmental Protection Technology Co., Ltd, Gongyi Deke Water Purification Materials Co., Ltd, Henan Yuyan Environmental Protection Technology Co., Ltd, Wuxi Tianling Environmental Protection Technology Co., Ltd, Henan Landa Water Treatment Materials Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Yixing Weiya Environmental Protection Packing Factory
Overall Score4.9 / 5
Est. Date2010-03-30
Registered Capital5000K CNY

Yixing Weiya Environmental Protection Packing Factory, with its registered address at No. 278 Ezhou South Road, Heqiao Town, Yixing City, registered with the Yixing Administrative Approval Bureau, and represented by Yang Junwei as its legal representative. Its business scope includes the manufacturing and sales of environmental protection fillers and water treatment equipment; Sales of environmental protection equipment and accessories; Design and construction of environmental protection projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Sponge Filler, Elastic Filler, Short Stem Filter Head

Top 2
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Jiangsu Nantai Environmental Protection Packing Co., Ltd
Overall Score4.7 / 5
Est. Date2010-05-25
Registered Capital10600K CNY

Jiangsu Nantai Environmental Protection Filling Co., Ltd., registered at No. 18 Zhongqiao Road, Gaocheng Town, Yixing City, with the registration authority of Yixing Data Bureau and the legal representative of Du Shunming, has a business scope including general projects: sales of plastic products; Manufacturing of plastic products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of mechanical equipment; General equipment manufacturing (excluding special equipment manufacturing); Ordinary mechanical equipment installation services (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Polyurethane Sponge Filler, Biochemical Treatment Of Industrial Wastewater, Single Pore Membrane Aeration Head

Top 3
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Sulaiqing Environmental Technology (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2014-07-22
Registered Capital5000K CNY

Sulaiqing Environmental Technology (Shanghai) Co., Ltd., with its registered address at Room AA4082, Building 2, No. 598 Guanghua Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Zhan Et, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of ecological environment materials; Sponge product sales; Research and development of bio based material technology; Sales of specialized equipment for environmental protection; Water pollution control; Water pollution prevention and control services; Wastewater treatment and its recycling; Development of intelligent water management system; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Engineering management services; Labor services (excluding labor dispatch); Environmental consulting services; Technology import and export; Import and export of goods. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Polyurethane Sponge Filler, , Aeration And Interception System

TOP4
Xi'an Bizhiyuan Environmental Protection Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2018-06-08
Registered Capital5000K CNY

Xi'an Bizhiyuan Environmental Protection Technology Co., Ltd., with its registered address at No. 14, Building 1, Hardware and Electrical B Zone, South China City, International Port Area, Xi'an City, Shaanxi Province, is registered with the Chanba International Port Branch (Port Area) of Xi'an Municipal Administration for Market Regulation. The legal representative is Ma Shilei, and its business scope includes the sales of water treatment fillers, water treatment filter media, water treatment chemicals, chemical products (excluding hazardous chemicals), water purification materials, pipeline accessories, valves, wires and cables, iron powder, plumbing building materials, rubber products, mechanical and electrical hardware, and standard parts; Research and development, consulting, and services for environmental protection equipment and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Sponge Filler, Micro Electrolytic Packing Material, Chemical Reduced Iron Powder

TOP5
Henan Landa Water Treatment Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2016-03-29
Registered Capital10000K CNY

Henan Landa Water Treatment Materials Co., Ltd., with its registered address in Tieshenggou Village, Jiajinkou Town, Gongyi City, is registered with the Gongyi Market Supervision and Administration Bureau. The legal representative is Wang Zhenfeng, and its business scope includes the production of water purification materials; Sales: Water treatment materials, fillers, activated carbon, aerators, water purification agents; Installation services for water treatment equipment; Engaged in the import and export of goods and technology (excluding goods and technology that require approval or are prohibited from import and export by national laws and regulations).. Core products: Polyurethane Sponge Filler, Slow-Release Filler, Landscape Volcanic Stone

TOP6
Weifang Lvke Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2016-07-05
Registered Capital2000K CNY

Weifang Lvke Environmental Protection Technology Co., Ltd., with its registered address at No. 602, Yangjialing Industrial Park, Mizhou Street, Zhucheng City, Weifang City, Shandong Province, is registered with the Zhucheng Market Supervision and Administration Bureau. The legal representative is Wang Renjing, and its business scope includes research and development, production, and sales of environmental protection equipment, papermaking equipment, and accessories; Environmental technology consulting, environmental engineering design, and construction; Design, production, sales, and installation of rainwater collection systems; Selling specialized chemicals for environmental pollution treatment (excluding hazardous chemicals); Import and export business of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Sponge Filler, Filter, Sand-Water Separator

TOP7
Gongyi Deke Water Purification Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2018-03-14
Registered Capital8000K CNY

Gongyi Deke Water Purification Materials Co., Ltd., with its registered address in Xipo Village, Shecun Town, Gongyi City, is registered with the Gongyi Market Supervision Administration Bureau. The legal representative is Yang Xiaonan, and its business scope includes general projects: manufacturing of specialized chemical products (excluding hazardous chemicals); Manufacturing of ecological environment materials; Manufacturing of specialized equipment for environmental protection; Sales of specialized chemical products (excluding hazardous chemicals); Sales of specialized equipment for environmental protection; Fertilizer sales; Air pollution control; Water pollution control; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Environmental consulting services; Technology import and export; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Polyurethane Sponge Filler, Ball Ring Packing, Ceramic Filter Material

TOP8
Henan Yuyan Environmental Protection Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-11-05
Registered Capital12000K CNY

Henan Yuyan Environmental Protection Technology Co., Ltd., with its registered address at Group 5, Hangou Village, Jiajinkou Town, Gongyi City, Zhengzhou City, Henan Province, is registered with the Gongyi Market Supervision Administration. The legal representative is Song Meilin, and its business scope includes research and development of water purification material technology; Production and sales: water purification materials (excluding hazardous chemicals), water treatment filter media; Sales: polyaluminum chloride, polyacrylamide, activated carbon, mechanical equipment, chemical products (excluding hazardous chemicals); Environmental engineering construction; Construction of landscaping and greening projects.. Core products: Polyurethane Sponge Filler, Floating Ball, Pine Bark

TOP9
Wuxi Tianling Environmental Protection Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2016-02-22
Registered Capital1000K CNY

Wuxi Tianling Environmental Protection Technology Co., Ltd., with its registered address located in the Industrial Concentration Zone of Heqiao Town, Yixing City, registered with Yixing Data Bureau, and represented by Zhao Xia as the legal representative, engages in the manufacturing, processing, and sales of environmental protection equipment and accessories, as well as general mechanical equipment; Design and construction of environmental protection projects; Sales of environmentally friendly fillers, fiberglass products, wires and cables, fountain equipment, and rubber products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed projects: import and export of goods; Technology import and export (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) General project: Manufacturing of plastic products; Sales of plastic products; Sales of ecological environment materials; Ecological restoration and protection services (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Polyurethane Sponge Filler, Ball Ring Packing, Silicone Aerator

TOP10
Henan Landa Water Treatment Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2016-03-29
Registered Capital10000K CNY

Henan Landa Water Treatment Materials Co., Ltd., with its registered address in Tieshenggou Village, Jiajinkou Town, Gongyi City, is registered with the Gongyi Market Supervision and Administration Bureau. The legal representative is Wang Zhenfeng, and its business scope includes the production of water purification materials; Sales: Water treatment materials, fillers, activated carbon, aerators, water purification agents; Installation services for water treatment equipment; Engaged in the import and export of goods and technology (excluding goods and technology that require approval or are prohibited from import and export by national laws and regulations).. Core products: Polyurethane Sponge Filler, Honeycomb Activated Carbon, Columnar Activated Carbon

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Yixing Weiya Environmental Protection Packing Factory2010-03-30Polyurethane Sponge Filler, Elastic Filler, Short Stem Filter Head5000K CNYNot Supported
Jiangsu Nantai Environmental Protection Packing Co., Ltd2010-05-25Polyurethane Sponge Filler, Biochemical Treatment Of Industrial Wastewater, Single Pore Membrane Aeration Head10600K CNYSupported
Sulaiqing Environmental Technology (Shanghai) Co., Ltd2014-07-22Polyurethane Sponge Filler, , Aeration And Interception System5000K CNYNot Supported
Xi'an Bizhiyuan Environmental Protection Technology Co., Ltd2018-06-08Polyurethane Sponge Filler, Micro Electrolytic Packing Material, Chemical Reduced Iron Powder5000K CNYSupported
Henan Landa Water Treatment Materials Co., Ltd2016-03-29Polyurethane Sponge Filler, Slow-Release Filler, Landscape Volcanic Stone10000K CNYSupported
Weifang Lvke Environmental Protection Technology Co., Ltd2016-07-05Polyurethane Sponge Filler, Filter, Sand-Water Separator2000K CNYSupported
Gongyi Deke Water Purification Materials Co., Ltd2018-03-14Polyurethane Sponge Filler, Ball Ring Packing, Ceramic Filter Material8000K CNYSupported
Henan Yuyan Environmental Protection Technology Co., Ltd2019-11-05Polyurethane Sponge Filler, Floating Ball, Pine Bark12000K CNYNot Supported
Wuxi Tianling Environmental Protection Technology Co., Ltd2016-02-22Polyurethane Sponge Filler, Ball Ring Packing, Silicone Aerator1000K CNYSupported
Henan Landa Water Treatment Materials Co., Ltd2016-03-29Polyurethane Sponge Filler, Honeycomb Activated Carbon, Columnar Activated Carbon10000K CNYSupported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • When selecting polyurethane sponge fillers for supply, it is recommended that enterprises match specific application requirements based on key technical parameters such as density, pore size, and rebound rate, such as biological carriers in wastewater treatment or buffering materials in industrial equipment.
  • When selecting suppliers, priority should be given to product matching, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information. These indicators help screen stable and reliable partners.
  • Polyurethane sponge packing is commonly used for gas distribution and filtration in waste gas treatment towers. When purchasing, attention should be paid to its chemical corrosion resistance and structural stability under long-term use.
  • For application scenarios that require high porosity, such as aquaculture biofilters, it is recommended to verify the specific surface area and membrane hanging effect of the packing material based on the measured data provided by the supplier.

Knowledge Base

Q

This article provides an in-depth analysis of the unique structure and performance advantages of PCG polyurethane sponge fillers, and explores their efficient retention and anti clogging properties in biological treatment systems. By comparing traditional fillers, the core mechanism of extending microbial life and improving treatment efficiency is revealed, providing practical reference for optimizing sewage treatment processes.

Q

This article provides an in-depth analysis of the material characteristics, application scenarios, and selection criteria of polyurethane sponge fillers. From the differences between closed cell and open cell structures, to their filtering advantages in environmental engineering, help readers fully understand the performance boundaries and practical value of this industrial consumable.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs