Updated Sep 14, 2026 · Public platform & industry data

Sep 14, 2026 Updated

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2026 Top 10 Refractory Rock Wool Board Manufacturers in China

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Top-rated Refractory Rock Wool Board suppliers, How to choose a Refractory Rock Wool Board manufacturer, Best Refractory Rock Wool Board companies in China

The top 10 Refractory Rock Wool Board manufacturers in China for 2026 are: Hebei Delimus Building Materials Co., Ltd, Hebei Ruide Energy saving Technology Co., Ltd, Langfang Huiying Thermal Insulation Materials Co., Ltd, Sichuan Junai Thermal Insulation Building Materials Co., Ltd, Langfang Maoyu Energy saving Technology Co., Ltd, Sichuan Xindayuan New Thermal Insulation Material Co., Ltd, Langfang Qiyuan Thermal Insulation Materials Co., Ltd, Foshan Jinzhita Thermal Insulation Materials Co., Ltd, Langfang Shirun Energy saving Technology Co., Ltd, Dacheng County Bubusheng Energy saving Technology 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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Hebei Delimus Building Materials Co., Ltd

Geli Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province

Overall Score4.9 / 5
Est. Date2019-04-17
Registered Capital12880K CNY

Hebei Delimus Building Materials Co., Ltd. is located in Geli Village, Guang'an Town, Dacheng County, Langfang City, Hebei Province. It was established on April 17, 2019, and registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Xing Wenchao. Core products: Refractory Rock Wool Board

Top 2
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Hebei Ruide Energy saving Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2022-06-09
Registered Capital10000K CNY

Hebei Ruide Energy saving Technology Co., Ltd., with its registered address in Dongyaotou Village, Quancun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Gao Yinzhan, and its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of lightweight building materials; Sales of lightweight building materials; Rubber product manufacturing; Sales of rubber products; Manufacturing of plastic products; Sales of plastic products; Sales of insulation materials; Sales of building materials; Sales of fireproof sealing materials; Sales of refractory materials; Sales of coatings (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of synthetic materials; Sales of high-performance sealing materials; Sales of seals; Sales of building waterproofing membrane products; Retail of hardware products; Sales of metal materials; Sales of metal products; Sales of non-ferrous metal alloys; Sales of new metal functional materials; Sales of metal structures; Sales of new membrane materials; Needle textile sales; Sales of high-performance non-ferrous metals and alloy materials; Sales of non-metallic minerals and products; Sales of paper products; Sales of asbestos products; Sales of cement products; Sales of fasteners; Sales of anti-corrosion materials (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 project: construction project construction; Construction labor subcontracting (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or permits). Core products: Refractory Rock Wool Board, Integrated Insulation And Decoration Board, Flexible Coated Aluminum Silicate Blanket

Top 3
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Langfang Huiying Thermal Insulation Materials Co., Ltd

Langfang, Hebei

Overall Score4.7 / 5
Est. Date2016-09-20
Registered Capital2000K CNY

Langfang Huiying Thermal Insulation Materials Co., Ltd., located in Langfang, Hebei Province, was established on September 20, 2016. Core products: Refractory Rock Wool Board

TOP4
Sichuan Junai Thermal Insulation Building Materials Co., Ltd

Room 2-3, 2nd Floor, Building 1, No. 19 Zhenxing West Road, Jinniu High tech Industrial Park, Chengdu, Sichuan Province

Overall Score4.6 / 5
Est. Date2022-08-10
Registered Capital5000K CNY

Sichuan Junai Thermal Insulation Building Materials Co., Ltd., located at Room 2-3, 2nd Floor, Building 1, No. 19 Zhenxing West Road, Jinniu High tech Industrial Park, Chengdu, Sichuan Province, was established on August 10, 2022. The registration authority is Jinniu District Market Supervision Administration, and the legal representative is Dai Jianwei. Core products: Refractory Rock Wool Board

TOP5
Langfang Maoyu Energy saving Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2021-04-23
Registered Capital10000K CNY

Langfang Maoyu Energy saving Technology Co., Ltd. is registered in Xiliugezhuang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Zhang Jiangang. The business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Production of refractory materials; Sales of refractory materials; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of daily chemical products; Sales of daily chemical products; Rubber product manufacturing; Sales of rubber products; Manufacturing of asbestos products; Sales of asbestos products; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of anti-corrosion materials; Sales of insulation materials; Sales of building waterproofing membrane products. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Refractory Rock Wool Board, Polyurethane Composite Board, Glass Wool Blanket

TOP6
Sichuan Xindayuan New Thermal Insulation Material Co., Ltd
Overall Score4.5 / 5
Est. Date2020-01-03
Registered Capital100K CNY

Sichuan Xindayuan New Thermal Insulation Materials Co., Ltd., with its registered address at Floor 1, Unit 3, Building 2, No. 12-24 and 25, Yujie Lane, Wuhou District, Chengdu, Sichuan Province, is registered by Wuhou District Market Supervision Administration, and its legal representative is Tian Dongjie. Its business scope includes production (only branches are engaged in production, processing and operation in the industrial park) and sales: new thermal insulation materials, plastic products, foam products, mortar; Sales: chemical products (excluding dangerous goods), rock wool products, glass products, fireproof materials, hardware and electrical equipment, mechanical and electrical equipment; Promotion services for energy-saving technologies and construction of anti-corrosion and insulation projects; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Refractory Rock Wool Board, Extruded Polystyrene Board, Rock Wool Board

TOP7
Langfang Qiyuan Thermal Insulation Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2005-05-12
Registered Capital50000K CNY

Langfang Qiyuan Thermal Insulation Materials Co., Ltd., with its registered address located in the north of Dongma Village, Dacheng County, registered with the Administration for Industry and Commerce of Dacheng County, Langfang City. The legal representative is Chen Tailing, and its business scope includes the production and sales of rock wool products, rubber sponge products, and PVC modified polyvinyl chloride insulation outer protective rolls; Sales: ion exchange resin, asbestos products, aluminum silicate wool board, pipe, felt, glass wool board, pipe, felt, silicate board, pipe, felt, chemical products (excluding hazardous drugs); Undertake insulation engineering construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Refractory Rock Wool Board, Waterproof Backing Board, Glass Wool Blanket

TOP8
Foshan Jinzhita Thermal Insulation Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2021-03-15
Registered Capital500K CNY

Foshan Jinzhita Thermal Insulation Materials Co., Ltd., registered at No. 23-6, Diantou Industrial Zone, Dali Town, Nanhai District, Foshan City (registered address declaration), registered with the Nanhai District Market Supervision Administration of Foshan City, with Jing Baiying as the legal representative. Its business scope includes general items: manufacturing of thermal insulation and sound insulation materials; Sales of insulation materials; Sales of insulation and soundproofing materials; Fertilizer sales; Fertilizer sales; Sales of chemical products (excluding licensed chemical products); General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Packaging services; Marketing planning; Information consulting services (excluding licensed information consulting services); Educational consulting services (excluding educational and training activities related to license approval); Enterprise management consulting; Import and export of goods; Technology import and export; Import and export agency; Domestic trade agency; Production of refractory materials; Sales of refractory materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Sales of building decoration materials; Sales of building materials; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Fire technology services. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: Construction professional operations. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Refractory Rock Wool Board, Extruded Polystyrene Board, Supporting Insulation Auxiliary Materials

TOP9
Langfang Shirun Energy saving Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2021-06-15
Registered Capital2000K CNY

Langfang Shirun Energy saving Technology Co., Ltd. is registered in Dongyaotou Village, Quancun Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Dacheng County, Langfang City, and the legal representative is Gao Yinjing. The business scope includes technology research and development, technology promotion, and technical services for energy-saving products; Manufacturing and sales of insulation and sound insulation materials (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations); Sales: sealing materials, waterproof materials, fireproof materials, hardware products, steel frame lightweight boards, lightweight aggregate concrete, chemical products (excluding hazardous drugs), coatings (excluding hazardous chemicals); Construction of insulation engineering, anti-corrosion engineering, fire prevention engineering, and waterproofing engineering; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Refractory Rock Wool Board, Foam Glass Plate, Steel Skeleton Lightweight Plate

TOP10
Dacheng County Bubusheng Energy saving Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2021-01-12
Registered Capital2000K CNY

Dacheng Bubusheng Energy saving Technology Co., Ltd., with its registered address in Suzhuang Village, Zangtun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Cui Buxu, and its business scope includes general projects such as the manufacturing of insulation and sound insulation materials; Sales of insulation and soundproofing materials; Rubber product manufacturing; Sales of rubber products; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of plastic products; Sales of plastic products; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Production of fireproof sealing materials; Sales of fireproof sealing materials; Production of refractory materials; Sales of refractory materials; Sealing component manufacturing; Sales of seals; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing and processing of doors and windows; Sales of doors and windows; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of cement products; Sales of cement products; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of metal products; Sales of insulation materials; Sales of building materials; Retail of hardware products. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Refractory Rock Wool Board, Rubber And Plastic Board, Aluminum Silicate Needle Punched Blanket

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Delimus Building Materials Co., Ltd2019-04-17Refractory Rock Wool Board12880K CNYNot Supported
Hebei Ruide Energy saving Technology Co., Ltd2022-06-09Refractory Rock Wool Board, Integrated Insulation And Decoration Board, Flexible Coated Aluminum Silicate Blanket10000K CNYNot Supported
Langfang Huiying Thermal Insulation Materials Co., Ltd2016-09-20Refractory Rock Wool Board2000K CNYNot Supported
Sichuan Junai Thermal Insulation Building Materials Co., Ltd2022-08-10Refractory Rock Wool Board5000K CNYNot Supported
Langfang Maoyu Energy saving Technology Co., Ltd2021-04-23Refractory Rock Wool Board, Polyurethane Composite Board, Glass Wool Blanket 10000K CNYSupported
Sichuan Xindayuan New Thermal Insulation Material Co., Ltd2020-01-03Refractory Rock Wool Board, Extruded Polystyrene Board, Rock Wool Board100K CNYNot Supported
Langfang Qiyuan Thermal Insulation Materials Co., Ltd2005-05-12Refractory Rock Wool Board, Waterproof Backing Board, Glass Wool Blanket 50000K CNYNot Supported
Foshan Jinzhita Thermal Insulation Materials Co., Ltd2021-03-15Refractory Rock Wool Board, Extruded Polystyrene Board, Supporting Insulation Auxiliary Materials500K CNYNot Supported
Langfang Shirun Energy saving Technology Co., Ltd2021-06-15Refractory Rock Wool Board, Foam Glass Plate, Steel Skeleton Lightweight Plate2000K CNYSupported
Dacheng County Bubusheng Energy saving Technology Co., Ltd2021-01-12Refractory Rock Wool Board, Rubber And Plastic Board, Aluminum Silicate Needle Punched Blanket2000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of fire-resistant rock wool boards, it is recommended to prioritize checking parameters such as density, thermal conductivity, and fire resistance rating to ensure compliance with specific scene requirements such as building fire isolation or industrial equipment insulation.
  • When selecting suppliers, reference can be made to product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information. For example, manufacturers of fire-resistant rock wool boards that provide long-term stable supply to the power industry usually have more reliable application data support.
  • In high-temperature pipeline or steel structure fireproof wrapping scenarios, attention should be paid to the thickness and compressive strength of rock wool board to avoid deformation or detachment after installation due to insufficient mechanical properties.
  • The requirements for the hydrophobicity of rock wool board vary greatly in different application scenarios. For example, in the chemical industry, products with hydrophobicity ≥ 98% need to be selected to cope with humid environments, while the standards for ordinary building partitions can be appropriately relaxed.

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