Updated Oct 26, 2026 · Public platform & industry data

Oct 26, 2026 Updated

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2026 Top 10 Aluminum Silicate Wool Manufacturers in China

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Top-rated Aluminum Silicate Wool suppliers, How to choose a Aluminum Silicate Wool manufacturer, Best Aluminum Silicate Wool companies in China

The top 10 Aluminum Silicate Wool manufacturers in China for 2026 are: Guangdong Longtao New Materials Co., Ltd, Hebei Delimus Building Materials Co., Ltd, Dingcheng Refractory Material Factory in Dacheng County, Weihe Thermal Energy Technology (Shanghai) Co., Ltd, Shandong Haixin Refractory Materials Co., Ltd, Shandong Luyang Energy saving Materials Co., Ltd, Guangzhou Heqiang HVAC Materials Co., Ltd, Langfang Yousheng Energy saving Technology Co., Ltd, Langfang Junjiu Energy saving Technology Co., Ltd, Langfang Pincheng 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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Guangdong Longtao New Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2024-05-14
Registered Capital5000K CNY

Guangdong Longtao New Materials Co., Ltd., with its registered address at No. 27 Caiyuan Road, Nanjiang Industrial Park, Dasha Town, Sihui City, is registered with the Market Supervision Administration of Sihui City. The legal representative is Bai Boqian, and its business scope includes the manufacturing of lightweight building materials; Sales of lightweight building materials; Energy saving management services; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Sales of insulation materials; Sales of asbestos products; Manufacturing of asbestos products; Retail of hardware products; Wholesale of hardware products; Manufacturing of hardware products; Sales of refractory materials; Production of refractory materials; Sales of building decoration materials (excluding clay bricks); Sales of fireproof sealing materials; Production of fireproof sealing materials; Sales of building waterproofing membrane products; Manufacturing of building waterproofing membrane products;; Sales of building materials (excluding clay bricks); Manufacturing of metal structures; Sales of metal structures; Sales of non-metallic minerals and products; Manufacturing of non-metallic mineral products; Sales of anti-corrosion materials; Construction professional operations (projects that require approval by law, and business activities can only be carried out after approval by relevant departments). Core products: Aluminum Silicate Wool, Pipeline Insulation Material, High Temperature Glass Wool

Top 2
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Hebei Delimus Building Materials Co., Ltd

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

Overall Score4.8 / 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: Aluminum Silicate Wool, Foam Glass Plate, Waterproof Backing Board

Top 3
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Dingcheng Refractory Material Factory in Dacheng County
Overall Score4.8 / 5
Est. Date2014-01-22
Registered Capital-

Dingcheng Refractory Materials Factory in Dacheng County, Langfang City, Hebei Province, with its registered address in Liucaijian Village, Dacheng County. The registration authority is the Market Supervision and Administration Bureau of Dacheng County, Langfang City, and the legal representative is Gao Suge. Its business scope includes the production and sales of asbestos cloth, asbestos rope, and asbestos rubber sheet.. Core products: Aluminum Silicate Wool, Ceramic Fiber Tape, Asbestos Tape

TOP4
Weihe Thermal Energy Technology (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2013-05-23
Registered Capital8000K CNY

Weihe Thermal Energy Technology (Shanghai) Co., Ltd., registered at Room 661, Zone C, Building 10, No. 199 Changjian Road, Baoshan District, Shanghai, with the Baoshan District Market Supervision and Administration Bureau as the registration authority and Xiang Wenyi as the legal representative, operates in the professional field of mechanical thermal energy engineering technology, including technology development, technical services, environmental protection engineering, sales of insulation materials, high-temperature energy-saving products, mechanical thermal energy equipment and accessories, and engages in import business of goods and technology. The following scope is limited to branch operations: production and processing of insulation materials, high-temperature energy-saving products, and mechanical thermal energy equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Aluminum Silicate Wool, Nano Series, Ceramic Fiber Series

TOP5
Shandong Haixin Refractory Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2008-07-24
Registered Capital50180K CNY

Shandong Haixin Refractory Materials Co., Ltd., with its registered address in Yexi Village, Shangshang Town, Zichuan District, is registered with the Market Supervision and Administration Bureau of Zibo Wenchang Lake Provincial Tourism Resort Management Committee. The legal representative is Wang Daibao, and the business scope includes the production and sales of refractory materials and insulation materials; Construction of metallurgical engineering, waterproof, anti-corrosion and insulation engineering, furnace masonry engineering, and furnace maintenance (excluding special equipment); Sales of boiler accessories, environmental protection equipment, ceramic filter materials, water purification materials, mechanical equipment, electrical instruments, hardware, steel, building materials, and chemical products (excluding hazardous chemicals); Energy saving and environmental protection engineering design and construction; Import and export of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Aluminum Silicate Wool, Construction Of Refractory Material Engineering Furnace, Energy Saving Insulation Materials

TOP6
Shandong Luyang Energy saving Materials Co., Ltd
Overall Score4.6 / 5
Est. Date1992-10-14
Registered Capital513122.586K CNY

Shandong Luyang Energy saving Materials Co., Ltd., with its registered address at No. 11 Yihe Road, Nanma Street Office, Yiyuan County, Zibo City, Shandong Province, is registered with the Zibo Market Supervision Administration Bureau and represented by Panuphand Asvaintra as its legal representative. Its business scope includes licensed projects such as construction engineering (excluding nuclear power plant construction and operation, and civil airport construction); Construction professional operations; Construction project design; Packaging decoration printing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments.) General projects: Manufacturing of insulation and sound insulation materials; Sales of insulation and soundproofing materials; Production of refractory materials; Sales of refractory materials; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of industrial textile products; Sales of industrial textile products; Manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Manufacturing of metal structures; Sales of metal structures; Mechanical parts and component processing; Sales of mechanical parts and components; Fastener manufacturing; Sales of fasteners; Import and export of goods; Recycling of renewable resources (excluding productive waste metals); Specialized equipment repair; Sales of packaging materials and products; Manufacturing of paper and cardboard containers; Manufacturing of ovens, furnaces, and electric furnaces; Sales of ovens, furnaces, and electric furnaces; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing). (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: Aluminum Silicate Wool, Felt, Blanket

TOP7
Guangzhou Heqiang HVAC Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2007-03-12
Registered Capital300K CNY

Guangzhou Heqiang HVAC Materials Co., Ltd., with its registered address in Yonghe Zhaidong Village, Xintang Town, Zengcheng District, Guangzhou City, is registered with the Market Supervision Administration of Zengcheng District, Guangzhou City. The legal representative is Zhang Mei, and its business scope includes the manufacturing of refrigeration and air conditioning equipment; Manufacturing of plastic sheets, pipes, and profiles; Foam plastic manufacturing; Manufacturing of plastic parts; Manufacturing of plastic pellets; Wholesale trade of goods (excluding licensed and approved goods); Retail trade of goods (excluding licensed and approved goods);. Core products: Aluminum Silicate Wool, Wall Insulation Aluminum Foil Cotton, Aluminum Foil Insulation Cotton

TOP8
Langfang Yousheng Energy saving Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-03-20
Registered Capital1800K CNY

Langfang Yousheng Energy saving Technology Co., Ltd. is located in Dawang Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province. It was established on March 20, 2019, and registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Li Manchao. Core products: Aluminum Silicate Wool, Luyang Needle Punched Blanket, Glass Flake Adhesive

TOP9
Langfang Junjiu Energy saving Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2021-11-19
Registered Capital3000K CNY

Langfang Junjiu Energy saving Technology Co., Ltd., with its registered address in Liulincun, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Xue Jingyu, and its business scope includes energy-saving technology promotion services; Manufacturing and sales of insulation and sound insulation materials, glass fiber products, building waterproofing membrane products, plastic products, and refractory materials; Sales of anti-corrosion materials, building materials, metal materials, sealing fillers (excluding hazardous chemicals), mechanical and electrical equipment, and chemical products (excluding licensed chemical products); Construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Aluminum Silicate Wool, Polyaluminium Chloride, Silicate Board

TOP10
Langfang Pincheng Energy saving Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2024-04-01
Registered Capital2000K CNY

Langfang Pincheng Energy saving Technology Co., Ltd., with its registered address in Baimatang 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 Ma Zhenwei, and the 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 lightweight building materials; Sales of lightweight building materials; Production of refractory materials; Sales of refractory materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Sales of coatings (excluding hazardous chemicals); Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of sealing fillers; Sales of sealing fillers; Sealing component manufacturing; Sales of seals; Manufacturing of cement products; Sales of cement products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of asbestos products; Sales of asbestos products; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Sales of non-metallic minerals and products; Manufacturing of hardware products; Retail of hardware products; Sales of metal products; Sales of insulation materials; Sales of anti-corrosion materials; Sales of chemical products (excluding licensed chemical products); Internet sales (except for the sale of goods that need to be licensed); Sales of doors and windows. (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) Licensed project: construction project construction; Construction labor subcontracting; Construction professional operations; Road freight transportation (excluding dangerous goods). (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: Aluminum Silicate Wool, Rubber And Plastic Pipe, Rubber And Plastic Board

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Guangdong Longtao New Materials Co., Ltd2024-05-14Aluminum Silicate Wool, Pipeline Insulation Material, High Temperature Glass Wool5000K CNYNot Supported
Hebei Delimus Building Materials Co., Ltd2019-04-17Aluminum Silicate Wool, Foam Glass Plate, Waterproof Backing Board12880K CNYNot Supported
Dingcheng Refractory Material Factory in Dacheng County2014-01-22Aluminum Silicate Wool, Ceramic Fiber Tape, Asbestos Tape-Not Supported
Weihe Thermal Energy Technology (Shanghai) Co., Ltd2013-05-23Aluminum Silicate Wool, Nano Series, Ceramic Fiber Series8000K CNYNot Supported
Shandong Haixin Refractory Materials Co., Ltd2008-07-24Aluminum Silicate Wool, Construction Of Refractory Material Engineering Furnace, Energy Saving Insulation Materials50180K CNYNot Supported
Shandong Luyang Energy saving Materials Co., Ltd1992-10-14Aluminum Silicate Wool, Felt, Blanket513122.586K CNYNot Supported
Guangzhou Heqiang HVAC Materials Co., Ltd2007-03-12Aluminum Silicate Wool, Wall Insulation Aluminum Foil Cotton, Aluminum Foil Insulation Cotton300K CNYNot Supported
Langfang Yousheng Energy saving Technology Co., Ltd2019-03-20Aluminum Silicate Wool, Luyang Needle Punched Blanket, Glass Flake Adhesive1800K CNYNot Supported
Langfang Junjiu Energy saving Technology Co., Ltd2021-11-19Aluminum Silicate Wool, Polyaluminium Chloride, Silicate Board3000K CNYSupported
Langfang Pincheng Energy saving Technology Co., Ltd2024-04-01Aluminum Silicate Wool, Rubber And Plastic Pipe, Rubber And Plastic Board2000K CNYNot Supported

Purchasing Guide

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

  • For procurement needs that require the use of aluminum silicate cotton, it is recommended to prioritize confirming key technical parameters such as thermal conductivity, density, and maximum operating temperature of the product to ensure its suitability for high-temperature insulation or industrial kilns.
  • 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 to balance procurement risks and long-term cooperation stability.
  • In scenarios such as chemical pipeline insulation or power equipment fire prevention, it is necessary to select models with better corrosion resistance or seismic performance based on differences in specifications such as fiber diameter and slag ball content of aluminum silicate cotton.
  • If purchased for use in building fire barriers or aerospace fields, it is necessary to verify the fire resistance duration and environmental performance standards of the aluminum silicate cotton based on the supplier's industry performance and actual product application case data.

Knowledge Base

Q

This article analyzes the density selection logic of 3cm thick aluminum silicate cotton, pointing out the common specification ranges in the industry from 40kg/m ³ to 128kg/m ³ and their applicable scenarios. By comparing the insulation performance, compressive strength, and cost differences of different densities, this helps readers clarify the actual effects of "low density saves budget" and "high density maintains stability", and reveals the trap of bulk density false labeling that is easily overlooked in procurement.

Q

Long filament ultra light aluminum silicate fiber board is made by melting high-quality coke gemstones in an electric furnace of over 2000, spraying them into fibers, and uniformly adding special binders, oil repellents, and water repellents through heating and solidification. Used for insulation materials. Aluminum silicate cotton refers to the bulk fibers formed by blowing or spinning fibers, which are collected by a cotton collector or settling device, also known as raw cotton fibers.

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