Updated Sep 17, 2026 · Public platform & industry data

Sep 17, 2026 Updated

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2026 Top 10 Polyurethane Castables Manufacturers in China

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

The top 10 Polyurethane Castables manufacturers in China for 2026 are: Langfang Shengmei Di Thermal Insulation Materials Co., Ltd, Zhengzhou Jianxin Refractory Materials Co., Ltd, Zhengzhou Rongsheng Kiln Refractory Materials Co., Ltd, Zhengzhou Sijihuo Refractory Materials Co., Ltd, Zhengzhou Kanghui Refractory Co., Ltd, Zhengzhou Zhongben Refractory Technology Co., Ltd, Hebei Zhengman Thermal Insulation Materials Co., Ltd, Guangdong Zhongji Building Energy saving Materials Co., Ltd, Zhengzhou Rensheng Refractory Materials Co., Ltd, Zhengzhou Sijihuo Refractory Materials Co., Ltd. Marketing Branch. 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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Langfang Shengmei Di Thermal Insulation Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2021-03-01
Registered Capital5000K CNY

Langfang Shengmei Di Thermal Insulation Materials Co., Ltd., with its registered address in Duquan Village, Quancun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Zhang Jianchao, and the business scope includes processing and sales of insulation decorative integrated panels, insulation lightweight composite sandwich panels, directly buried insulation pipes, crack resistant mortar, insulation nails, and mesh fabrics; Sales: rubber and plastic products, rock wool products, polyurethane products, glass wool products, aluminum silicate products, composite silicate products, calcium silicate products, foam glass products, polyethylene products, extrusion products, aerogel products, cement foam products, phenolic products, polystyrene boards, silicon boards, homogenous boards, plastic products, fireproof materials, sealing materials, hardware and electrical materials, metal products, chemical products (excluding dangerous drugs); Insulation engineering, fire protection engineering, and construction engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Castables, Polyurethane Pipe Holder, Rubber And Plastic Pipe

Top 2
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Zhengzhou Jianxin Refractory Materials Co., Ltd
Overall Score4.7 / 5
Est. Date1999-05-14
Registered Capital150000K CNY

Zhengzhou Jianxin Refractory Materials Complete Set Co., Ltd., with its registered address located in Songlou Industrial Zone, Laiji Town, Xinmi City, registered with the Market Supervision Administration of Xinmi City, and represented by Mu Songpo as its legal representative. Its business scope includes the production and sales of refractory materials, mechanical installation, foreign trade, and kiln engineering masonry (operating with a valid license); Processing and sales of special steel components and insulation products; Production and sales of petroleum proppants; Design and technical services, consultation for refractory materials used in industrial kilns; Construction of anti-corrosion, waterproof and insulation engineering.. Core products: Polyurethane Castables, Mo Lai Stone Brick, Chromium Corundum Brick

Top 3
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Zhengzhou Rongsheng Kiln Refractory Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2011-03-23
Registered Capital56660K CNY

Zhengzhou Rongsheng Kiln Refractory Materials Co., Ltd., registered in Litang Village, Laiji Town, Xinmi City, with the registration authority of Xinmi Market Supervision Administration and the legal representative of Chu Kechao, has a business scope including general projects: refractory material production; Sales of refractory materials; Manufacturing of graphite and carbon products; Sales of graphite and carbon products; Sales of graphene materials; Sales of building materials; Sales of lightweight building materials; Sales of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Sales of metal products; Sales of anti-corrosion materials; Sales of insulation materials; Import and export of goods; Technology import and export (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) License projects: construction projects; Construction project design; Construction labor subcontracting (for projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects are subject to approval documents or permits from relevant departments). Core products: Polyurethane Castables, Grade Iii High Alumina Brick, First Grade High Alumina Brick

TOP4
Zhengzhou Sijihuo Refractory Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2014-03-21
Registered Capital50000K CNY

Zhengzhou Sijihuo Refractory Materials Co., Ltd., registered in Songlou Village, Laiji Town, Xinmi City, with the registration authority of Xinmi Market Supervision Administration and the legal representative of Gao Huanying, has a business scope including general projects: refractory material production; Mechanical equipment research and development; Manufacturing of mechanical and electrical equipment; Manufacturing of new building materials (excluding hazardous chemicals); Technology import and export; Import and export of goods; Sales of refractory materials; Sales of non-metallic minerals and products; Sales of building materials; Sales of mechanical equipment; Mechanical equipment leasing; Mold sales; Retail of hardware products; Sales of photovoltaic equipment and components; Sales of motor vehicle charging; Sales of wind turbines and their components; Sales of new energy original equipment; Sales of solar thermal power generation products; Sales of solar thermal utilization products; Sales of solar thermal utilization equipment; Energy storage technology services; Wind power generation technology services; Power generation technology services; Solar power generation technology 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 Castables, White Corundum Sand, High-Alumina Brick

TOP5
Zhengzhou Kanghui Refractory Co., Ltd
Overall Score4.6 / 5
Est. Date2016-06-22
Registered Capital10000K CNY

Zhengzhou Kanghui Refractory Materials Co., Ltd., with its registered address at Chuling Village, Chaohua Town, Xinmi City (No. 88 Refractory Materials Industrial Zone), registered with the Xinmi Market Supervision Administration, and represented by Chu Weimin as its legal representative. Its business scope includes general projects such as refractory material production; Sales of refractory materials; Sales of metal products; Sales of building materials; Sales of chemical products (excluding licensed chemical products); Sales of insulation materials; Sales of anti-corrosion materials; Sales of non-metallic minerals and products; Sales of ovens, furnaces, and electric furnaces; Sales of graphite and carbon products; Import and export of goods; Technology import and export (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 Castables, Lightweight Castable, Low Cement Castables

TOP6
Zhengzhou Zhongben Refractory Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2003-09-28
Registered Capital50000K CNY

Zhengzhou Zhongben Refractory Technology Co., Ltd., with its registered address in Sijiamen Village, Yuecun Town, Xinmi City, registered with the Market Supervision Administration of Xinmi City, and represented by Han Mingjun as its legal representative. Its business scope includes technology development, technology consulting, technology promotion, and technology services for refractory materials; Production and sales of refractory materials; Design and construction of kiln engineering; Engage in the import and export business of goods or technology.. Core products: Polyurethane Castables, Refractory Material, Refractory Castable

TOP7
Hebei Zhengman Thermal Insulation Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2025-08-29
Registered Capital3000K CNY

Hebei Zhengman Thermal Insulation Materials Co., Ltd. is located at 13136, Hangyidao Free Trade Zone Science and Technology Innovation Base, Langfang Airport Economic Zone, Daxing Airport Area, China (Hebei) Pilot Free Trade Zone. It was established on August 29, 2025, with the registration authority of Langfang Market Supervision Administration and the legal representative being Wang Man. Core products: Polyurethane Castables

TOP8
Guangdong Zhongji Building Energy saving Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2020-03-09
Registered Capital8000K CNY

Guangdong Zhongji Building Energy saving Materials Co., Ltd., registered at Room C443, Room 802, No. 666 Huangpu Avenue Middle, Tianhe District, Guangzhou, registered with the Market Supervision and Administration Bureau of Tianhe District, Guangzhou, with Liang Lilian as the legal representative. Its business scope includes engineering management services; External contracting projects; Internet sales (except for the sale of goods that need to be licensed); Sales of insulation materials; Wastewater treatment and its recycling; Sales of cement products; Sales of technical glass products; Sales of fiberglass and related products; Sales of insulation and soundproofing materials; Sales of metal materials; Sales of metal structures; Sales of anti-corrosion materials; Sales of building waterproofing membrane products; Sales of building materials; Building cleaning services; Leasing of construction machinery and equipment; Sales of construction machinery; Engineering and technical research and experimental development; Research and development of new material technology;. Core products: Polyurethane Castables, Polyurea Coating, Polyurethane Insulation

TOP9
Zhengzhou Rensheng Refractory Materials Co., Ltd

605, 6th Floor, Building 1, Henghai Xuefu, East of Mizhou Avenue, Xinhua Road Office, Xinmi City, Zhengzhou City, Henan Province

Overall Score4.4 / 5
Est. Date2026-02-06
Registered Capital2000K CNY

Zhengzhou Rensheng Refractory Materials Co., Ltd. is located at 605, 6th floor, Building 1, Henghai Xuefu, East of Mizhou Avenue, Xinhua Road Office, Xinmi City, Zhengzhou City, Henan Province. It was established on February 6, 2026, with the registration authority of Xinmi Market Supervision Administration and the legal representative being Lv Qunfa. Core products: Polyurethane Castables, Refractory Castable, High Alumina Fine Powder

TOP10
Zhengzhou Sijihuo Refractory Materials Co., Ltd. Marketing Branch
Overall Score4.4 / 5
Est. Date2016-01-18
Registered Capital-

Zhengzhou Sijihuo Refractory Materials Co., Ltd. Marketing Branch, with its registered address at No. 542 Nanhuan Road, Wulidian Village, Xinhua Road Office, Xinmi City. The registration authority is Xinmi Market Supervision Administration, and the legal representative is Zhang Yongchao. Its business scope includes the sales of refractory materials, furnace materials, and building materials.. Core products: Polyurethane Castables, , Clay High Alumina Brick

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Shengmei Di Thermal Insulation Materials Co., Ltd2021-03-01Polyurethane Castables, Polyurethane Pipe Holder, Rubber And Plastic Pipe5000K CNYNot Supported
Zhengzhou Jianxin Refractory Materials Co., Ltd1999-05-14Polyurethane Castables, Mo Lai Stone Brick, Chromium Corundum Brick150000K CNYNot Supported
Zhengzhou Rongsheng Kiln Refractory Materials Co., Ltd2011-03-23Polyurethane Castables, Grade Iii High Alumina Brick, First Grade High Alumina Brick56660K CNYSupported
Zhengzhou Sijihuo Refractory Materials Co., Ltd2014-03-21Polyurethane Castables, White Corundum Sand, High-Alumina Brick50000K CNYSupported
Zhengzhou Kanghui Refractory Co., Ltd2016-06-22Polyurethane Castables, Lightweight Castable, Low Cement Castables 10000K CNYNot Supported
Zhengzhou Zhongben Refractory Technology Co., Ltd2003-09-28Polyurethane Castables, Refractory Material, Refractory Castable50000K CNYSupported
Hebei Zhengman Thermal Insulation Materials Co., Ltd2025-08-29Polyurethane Castables3000K CNYNot Supported
Guangdong Zhongji Building Energy saving Materials Co., Ltd2020-03-09Polyurethane Castables, Polyurea Coating, Polyurethane Insulation8000K CNYNot Supported
Zhengzhou Rensheng Refractory Materials Co., Ltd2026-02-06Polyurethane Castables, Refractory Castable, High Alumina Fine Powder2000K CNYNot Supported
Zhengzhou Sijihuo Refractory Materials Co., Ltd. Marketing Branch2016-01-18Polyurethane Castables, , Clay High Alumina Brick-Supported

Knowledge Base

Q

This article will provide a detailed introduction to the definition, composition, preparation process, and main characteristics of polyurethane castables. By analyzing the extensive application cases of this material in the industrial field, this paper explores the key factors for achieving high strength and excellent thermal insulation and waterproof effects, providing valuable technical references for related industries. 1、 Introduction With the development of technology and our daily lives

Q

This article introduces the definition, characteristics, and application scope of polyurethane castables in various fields, and outlines their development trends and market demand. The word count of the abstract should be between 100 and 120 Chinese characters. [Answer] Polyurethane castable is a composite material with excellent physical and chemical properties, widely used in various industrial fields. This article

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