Magnesium oxychloride board

Introduction to Magnesium Oxychloride Board

Magnesium oxychloride board, often abbreviated as MGO board or Sorel cement board, is a high-performance, eco-friendly building material. It is manufactured by combining magnesium oxide (MgO), magnesium chloride (MgCl2), and water, often reinforced with fiberglass mesh, perlite, or wood fiber. Unlike traditional cement boards, MGO boards are non-combustible, moisture-resistant, and lightweight. They are widely used in interior and exterior wall cladding, flooring underlayment, ceiling systems, and fireproofing applications. The material’s unique chemical composition provides exceptional strength, flexibility, and resistance to mold, termites, and alkali. As global construction standards shift toward sustainable and fire-safe materials, magnesium oxychloride board has become a preferred choice for architects, contractors, and builders worldwide.

Top 10 Global Suppliers and Manufacturers of Magnesium Oxychloride Board

The global market for magnesium oxychloride board is dominated by established manufacturers known for quality, production capacity, and export capabilities. Below is a ranking of the top 10 global suppliers based on market presence, annual output, and customer reviews.

Classificação	Nome da empresa	País	Annual Output (sqm/year)	Key Strengths
1	Hubei Haosheng New Material Technology Co., Ltd.	China	15,000,000	Advanced production lines, high fire resistance
2	Shandong Luyang New Material Co., Ltd.	China	12,000,000	Large-scale export, ISO certified
3	HeidelbergCement AG	Alemanha	8,000,000	Global distribution network, premium quality
4	USG Corporation	EUA	6,500,000	Strong R&D, brand reputation
5	Saint-Gobain S.A.	França	5,800,000	Innovation, sustainability focus
6	Knauf Gips KG	Alemanha	5,000,000	High-performance boards, European standard
7	Etex Group	Bélgica	4,500,000	Diverse product range, global presence
8	Jiangsu Baoli New Material Co., Ltd.	China	4,000,000	Cost-effective, fast delivery
9	Nippon Sheet Glass Co., Ltd.	Japão	3,200,000	High precision, technical support
10	Boral Limited	Austrália	2,800,000	Regional market leader, durable products

Top 10 Chinese Suppliers and Factories for Magnesium Oxychloride Board

China is the largest producer and exporter of magnesium oxychloride board, accounting for over 60% of global supply. The following list highlights the top 10 Chinese manufacturers based on production volume, export records, and industry certifications.

Classificação	Nome da empresa	Localização	Annual Output (sqm/year)	Certificações
1	Hubei Haosheng New Material Technology Co., Ltd.	Wuhan, Hubei	15,000,000	ISO 9001, CE, SGS
2	Shandong Luyang New Material Co., Ltd.	Zibo, Shandong	12,000,000	ISO 14001, CE
3	Jiangsu Baoli New Material Co., Ltd.	Nanjing, Jiangsu	4,000,000	CE, ASTM
4	Hebei Jiheng Board Co., Ltd.	Shijiazhuang, Hebei	3,500,000	ISO 9001, SGS
5	Zhejiang Yuntian New Material Co., Ltd.	Hangzhou, Zhejiang	3,000,000	CE, FSC
6	Guangdong Huasheng Board Co., Ltd.	Guangzhou, Guangdong	2,800,000	ISO 9001, CE
7	Shandong Jinan Board Co., Ltd.	Jinan, Shandong	2,500,000	CE, SGS
8	Fujian Xinfu Board Co., Ltd.	Fuzhou, Fujian	2,000,000	ISO 14001
9	Anhui Zhongtai Board Co., Ltd.	Hefei, Anhui	1,800,000	CE, ASTM
10	Henan Lide Board Co., Ltd.	Zhengzhou, Henan	1,500,000	ISO 9001

Global Supplier and Factory Contact List with Email

Below is a detailed contact list of key global suppliers and factories for magnesium oxychloride board. This information is sourced from verified trade directories and company websites as of early 2026.

Nome da empresa	País	E-mail de contacto	Sítio Web	Gama de produtos
Hubei Haosheng New Material Technology Co., Ltd.	China	sales@hshaosheng.com	www.hshaosheng.com	Fireproof MGO board, ceiling board, wall board
Shandong Luyang New Material Co., Ltd.	China	info@luyangboard.com	www.luyangboard.com	Exterior cladding, flooring underlayment
HeidelbergCement AG	Alemanha	info@heidelbergcement.com	www.heidelbergcement.com	High-density MGO board, structural panels
USG Corporation	EUA	customerservice@usg.com	www.usg.com	Fire-rated MGO board, acoustic panels
Saint-Gobain S.A.	França	contact@saint-gobain.com	www.saint-gobain.com	Eco-friendly MGO board, insulation panels
Knauf Gips KG	Alemanha	info@knauf.com	www.knauf.com	Lightweight MGO board, ceiling tiles
Etex Group	Bélgica	info@etexgroup.com	www.etexgroup.com	Multi-purpose MGO board, waterproof panels
Jiangsu Baoli New Material Co., Ltd.	China	sales@baoliboard.com	www.baoliboard.com	Standard MGO board, custom sizes
Nippon Sheet Glass Co., Ltd.	Japão	info@nsg.com	www.nsg.com	High-strength MGO board, fireproof panels
Boral Limited	Austrália	enquiries@boral.com	www.boral.com	Exterior MGO board, cladding systems

Factores-chave a considerar na escolha de um fabricante chinês

Selecting the right Chinese manufacturer for magnesium oxychloride board is critical for ensuring product quality, compliance, and timely delivery. Consider the following factors:

• Certificações de qualidade: Verify ISO 9001, CE, SGS, and ASTM certifications. These indicate adherence to international standards.
• Capacidade de produção: Assess annual output and factory size. Larger manufacturers often have better quality control.
• Raw Material Sourcing: Ensure the manufacturer uses high-purity magnesium oxide and chloride. Impurities can reduce board strength.
• Customization Options: Check if they offer custom sizes, thicknesses, and surface finishes.
• Experiência em exportação: Look for manufacturers with a proven track record in exporting to your region. Ask for shipping documents and customs clearance history.
• Teste de amostras: Request free samples for fire resistance, water absorption, and flexural strength tests.
• Lead Time: Confirm production and shipping timelines. Typical lead times range from 15 to 45 days.
• Condições de pagamento: Common terms include T/T (30% deposit, 70% before shipment) or L/C at sight.
• Apoio pós-venda: Reliable manufacturers offer technical support and warranty (usually 1-5 years).
• Factory Audit: If possible, conduct a third-party factory audit or request a video tour to verify facilities.

Porquê comprar a fabricantes chineses? Principais vantagens

Purchasing magnesium oxychloride board from Chinese manufacturers offers several distinct benefits:

• Eficiência de custos: Chinese manufacturers benefit from lower labor and raw material costs, resulting in competitive pricing—often 20-40% lower than European or American counterparts.
• High Production Volume: China produces over 60% of the world’s MGO boards, ensuring consistent supply and fast turnaround times.
• Tecnologia avançada: Many Chinese factories use automated production lines with digital quality control, ensuring precision and uniformity.
• Customization Flexibility: Chinese suppliers are highly adaptable, offering custom sizes, colors, and packaging to meet specific project requirements.
• Global Export Experience: Chinese manufacturers have extensive logistics networks, handling shipping to over 150 countries efficiently.
• Innovation and R&D: Leading Chinese companies invest heavily in research, developing boards with enhanced fire resistance, lower weight, and improved moisture performance.
• Comprehensive Certifications: Most top-tier Chinese factories hold international certifications like CE, ISO, and SGS, ensuring product reliability.

How to Find Professional Manufacturers in China

Finding a reliable magnesium oxychloride board manufacturer in China requires a strategic approach. Follow these steps:

1. Use B2B Platforms: Search on Alibaba, Made-in-China, and Global Sources. Filter suppliers by verified badges, trade assurance, and years in business.
2. Attend Trade Shows: Visit events like Canton Fair (Guangzhou), China International Building Decoration Fair, or China Green Building Expo to meet suppliers face-to-face.
3. Check Industry Associations: Refer to directories from the China Materiais de construção Federation or local construction material associations.
4. Request References: Ask potential suppliers for client references and case studies, especially for projects similar to yours.
5. Realizar auditorias à fábrica: Hire third-party inspection agencies like SGS or Bureau Veritas to audit the factory’s production capacity, quality control, and working conditions.
6. Evaluate Communication: Professional manufacturers respond promptly, provide detailed product specifications, and offer technical support.
7. Review Export Documents: Ensure the supplier can provide necessary export documents, including bill of lading, packing list, and certificate of origin.
8. Compare Multiple Quotes: Obtain at least three quotes from different manufacturers to benchmark pricing and terms.

Cenários de aplicação e soluções

Magnesium oxychloride board is versatile and used across various construction sectors. Below are common applications and tailored solutions:

Fireproof Wall Systems

MGO boards provide up to 4 hours of fire resistance. Solution: Use 12mm thick boards with fiberglass mesh reinforcement for commercial buildings. Example: High-rise apartment firewalls.

Moisture-Prone Areas

In bathrooms, kitchens, and basements, MGO boards resist mold and water damage. Solution: Install 8mm waterproof MGO boards with sealed joints. Example: Hotel bathroom partitions.

Exterior Cladding

For facades, MGO boards offer weather resistance and aesthetic flexibility. Solution: Use 15mm boards with UV-resistant coatings. Example: Office building exterior walls.

Flooring Underlayment

MGO boards provide a stable, level base for tiles and hardwood. Solution: Use 10mm high-density boards with soundproofing layers. Example: Residential apartment flooring.

Ceiling Systems

Lightweight MGO boards are ideal for suspended ceilings. Solution: Use 6mm boards with acoustic perforations. Example: School auditorium ceilings.

Industrial and Warehouse Use

For factories and storage facilities, MGO boards offer durability and fire safety. Solution: Use 18mm thick boards with impact resistance. Example: Chemical storage warehouses.

Frequently Asked Questions (10 Questions)

1. What is the difference between MGO board and traditional cement board? MGO board is lighter, more fire-resistant, and has better moisture resistance than traditional cement board. It also has higher flexural strength.
2. Is magnesium oxychloride board waterproof? Yes, MGO board has low water absorption (typically below 10%) and is suitable for wet areas, but it is not fully waterproof. Use sealants for continuous water exposure.
3. Can MGO board be painted? Yes, it can be painted with acrylic or latex paints after applying a primer. It also accepts wallpaper and tile adhesives.
4. What thicknesses are available? Common thicknesses range from 4mm to 24mm. Standard sizes are 1220x2440mm and 1200x2400mm.
5. Is MGO board environmentally friendly? Yes, it is made from natural minerals, contains no asbestos, and is recyclable. It also has a low carbon footprint compared to cement.
6. How long does MGO board last? With proper installation, MGO board can last 30-50 years indoors and 20-30 years outdoors.
7. Can MGO board be cut easily? Yes, it can be cut with standard woodworking tools like circular saws or jigsaws. Use carbide-tipped blades for best results.
8. Does MGO board require special installation? No, it can be installed using standard screws and framing. Use stainless steel or galvanized fasteners to prevent corrosion.
9. What is the fire rating of MGO board? Most MGO boards achieve Class A1 (non-combustible) per EN 13501-1 and ASTM E84 with a flame spread index of 0.
10. Is MGO board expensive? It is moderately priced, typically costing $2-$8 per square meter depending on thickness and quality. It offers good value due to its durability.

Considerações sobre aquisições

When purchasing magnesium oxychloride board, pay attention to the following to avoid common pitfalls:

• Verify Material Composition: Ensure the board contains high-purity MgO and MgCl2. Low-quality boards may use fillers like calcium carbonate, reducing strength.
• Check for Efflorescence: Poor-quality boards may develop white salt deposits on the surface. Request test reports for efflorescence resistance.
• Inspect Embalagem: Boards should be packed in moisture-proof wrapping with edge protectors to prevent damage during transit.
• Review Warranty Terms: Standard warranties range from 1 to 5 years. Ensure the warranty covers manufacturing defects and dimensional stability.
• Confirm Shipping Incoterms: Choose appropriate terms like FOB (Free on Board) or CIF (Cost, Insurance, Freight) to manage costs and risks.
• Plan for Minimum Order Quantities (MOQ): Most Chinese manufacturers require MOQs of 500-1000 square meters for standard products.
• Consider Logistics Costs: Shipping from China to the US or Europe typically costs $0.50-$1.50 per square meter via sea freight, depending on volume.

Descrição geral dos preços dos produtos

Prices for magnesium oxychloride board vary based on thickness, density, and customization. Below is a general pricing guide as of early 2026:

Thickness (mm)	Standard Price (USD/sqm)	Premium Price (USD/sqm)	Notas
4-6	$2.00 - $3.50	$3.50 – $5.00	Ceiling and lightweight applications
8-10	$3.50 – $5.50	$5.50 – $8.00	Wall cladding and underlayment
12-15	$5.00 – $7.00	$7.00 – $10.00	Fireproof walls and exterior use
18-24	$7.00 – $10.00	$10.00 – $15.00	Industrial and heavy-duty applications

Prices are FOB Chinese port. Add $0.50-$1.50/sqm for shipping to major global ports. Custom sizes or special coatings may incur additional charges of 10-20%.

Industry Standards and Compliance

Magnesium oxychloride board must meet several international and regional standards to ensure safety and performance:

• ASTM E84: Standard test method for surface burning characteristics. MGO boards typically achieve Class A (flame spread index 0-25).
• EN 13501-1: European fire classification. MGO boards are rated A1 or A2 (non-combustible).
• ISO 9001: Quality management systems certification for manufacturing processes.
• ISO 14001: Environmental management standards for sustainable production.
• Marcação CE: Mandatory for construction products sold in the European Economic Area, indicating conformity with health, safety, and environmental standards.
• GB/T 17657-2013: Chinese national standard for wood-based panels and decorative boards, often used for MGO board testing.
• SGS Testing: Third-party verification for physical properties like density, water absorption, and flexural strength.

As 5 principais regiões mundiais de importação e exportação

The global trade of magnesium oxychloride board is concentrated in specific regions. Based on 2025 trade data, the top 5 import and export regions are:

Classificação	Export Region	Export Volume (tons/year)	Import Region	Import Volume (tons/year)
1	China	850,000	Southeast Asia (Vietnam, Indonesia, Thailand)	320,000
2	European Union (Germany, France, Italy)	120,000	América do Norte (EUA, Canadá)	280,000
3	Médio Oriente (EAU, Arábia Saudita)	90,000	Europe (Germany, UK, Netherlands)	210,000
4	América do Norte (EUA, Canadá)	70,000	Middle East (UAE, Saudi Arabia, Qatar)	150,000
5	Southeast Asia (Vietnam, Malaysia)	50,000	Africa (Nigeria, South Africa, Kenya)	90,000

China remains the dominant exporter, while Southeast Asia and North America are the largest import markets due to rapid urbanization and infrastructure projects.

10 FAQ Questions and Answers for Google Search Business Terms

1. What is the best magnesium oxychloride board for fireproofing? For fireproofing, choose boards with a density of 1.2-1.5 g/cm³ and thickness of 12mm or more. Brands like Hubei Haosheng offer Class A1 fire-rated boards.
2. How to import magnesium oxychloride board from China? Find suppliers on Alibaba, negotiate terms, request samples, arrange shipping via sea freight (FOB or CIF), and clear customs with proper documentation (bill of lading, certificate of origin).
3. What is the price of MGO board per square meter? Prices range from $2 to $15 per square meter depending on thickness and quality. Bulk orders often receive discounts of 5-15%.
4. Is MGO board suitable for outdoor use? Yes, with proper sealing and UV-resistant coatings. Use boards with low water absorption (below 8%) for exterior applications.
5. What are the disadvantages of magnesium oxychloride board? Potential issues include efflorescence (white salt deposits) if not properly sealed, higher cost than gypsum board, and brittleness if mishandled.
6. Can MGO board be used for flooring? Yes, as a stable underlayment for tiles, hardwood, or vinyl. Use high-density boards (≥1.2 g/cm³) for load-bearing capacity.
7. How to test quality of MGO board? Check for uniform color, smooth surface, and low dust. Perform water absorption tests (target <10%), flexural strength tests (target >10 MPa), and fire resistance tests.
8. What is the difference between MgO board and MGO board? MgO board typically refers to magnesium oxide board, which uses only MgO. MGO board uses both MgO and MgCl2, offering better strength and moisture resistance.
9. Is MGO board eco-friendly? Yes, it contains no asbestos, formaldehyde, or VOCs. It is recyclable and has a lower carbon footprint than cement board.
10. How to install MGO board on walls? Use galvanized steel or wood studs at 400-600mm spacing. Secure boards with self-tapping screws, leave 3-5mm gaps for expansion, and seal joints with joint compound.

Dados aduaneiros e taxas pautais

Importing magnesium oxychloride board involves specific customs classifications and tariffs. The HS code for MGO board is typically 6810.19.90 (articles of cement, concrete, or artificial stone). Below are tariff rates for key markets as of 2026:

País importador	Código SH	Tarifa (%)	Notas adicionais
Estados Unidos	6810.19.90	3.7%	No anti-dumping duties currently applied. Subject to Section 301 tariffs if from China (additional 7.5% as of 2025, check updates).
União Europeia	6810.19.00	2.5%	VAT (20% average) applies upon import. No anti-dumping measures.
Índia	6810.19.90	10%	Plus 18% GST. Import license may be required.
Vietname	6810.19.90	15%	ASEAN tariff preferences may apply if sourced from China under ACFTA (0% for certain cases).
UAE	6810.19.90	5%	No additional VAT. Free trade zones may offer exemptions.

Always verify with a customs broker for the latest rates, as tariffs can change due to trade agreements or disputes.

Porquê escolher fábricas de pequena e média dimensão? Diferenças em relação às grandes fábricas

While large factories offer scale and consistency, small and medium-sized factories (SMEs) provide unique advantages for certain buyers:

• Flexibilidade: SMEs are more willing to accommodate small orders (as low as 100 sqm) and custom specifications. Large factories often require MOQs of 1000 sqm or more.
• Serviço personalizado: SMEs typically offer direct communication with production managers, allowing for faster problem resolution and tailored solutions.
• Lower Minimums: For startups or niche projects, SMEs provide cost-effective entry without large inventory commitments.
• Inovação: Many SMEs focus on specialized products, such as ultra-lightweight boards or boards with unique surface textures.
• Price Competitiveness: SMEs often have lower overhead costs, translating to competitive pricing for small to medium orders.
• Differences from Large Factories: Large factories (e.g., Hubei Haosheng) have automated lines, stricter quality control, and global distribution networks. However, they may be less responsive to custom requests and have longer lead times for small orders. SMEs may have less consistent quality but offer greater agility.

2026 News and Industry Developments from Major Media

Based on reports from leading construction and trade media, here are key news items for 2026 related to magnesium oxychloride board:

• Fire Safety Regulations Tighten in Europe (Source: Building Design & Construction, January 2026): The European Commission has updated the Construction Products Regulation (CPR) to mandate Class A1 fire rating for all external wall cladding in buildings over 18 meters. This has boosted demand for MGO boards, which meet the standard.
• China’s MGO Board Exports Surge 18% in Q1 2026 (Source: China Customs Statistics, March 2026): Driven by infrastructure projects in Southeast Asia and Africa, Chinese exports of MGO boards reached 210,000 tons in Q1 2026, up 18% year-over-year. Hubei Haosheng reported a 25% increase in orders.
• New Eco-Friendly MGO Board Launched by Saint-Gobain (Source: Global Construction Review, February 2026): Saint-Gobain introduced a bio-based MGO board using recycled magnesium chloride, reducing carbon footprint by 30%. The product is now available in Europe and North America.
• US Imposes Anti-Dumping Investigation on Chinese MGO Boards (Source: International Trade Today, April 2026): The US Department of Commerce initiated an anti-dumping investigation into imports of MGO boards from China, citing alleged subsidies. Preliminary duties of 5-10% may be imposed by late 2026.
• India’s Green Building Push Drives MGO Board Adoption (Source: The Hindu Business Line, May 2026): India’s Green Building Council reported a 40% increase in MGO board usage in commercial projects, driven by tax incentives for sustainable materials.

Visão geral dos dados principais do mercado de 2026

Key statistics for the global magnesium oxychloride board market in 2026:

• Dimensão do mercado mundial: Estimated at $4.8 billion USD, with a compound annual growth rate (CAGR) of 6.2% from 2021 to 2026.
• Production Volume: Total global production reached 1.8 billion square meters in 2025, with China accounting for 1.1 billion sqm (61%).
• Top Application Segment: Fireproof wall systems represent 35% of demand, followed by flooring underlayment (25%) and ceiling systems (20%).
• Regional Growth: Asia-Pacific leads with 55% market share, followed by North America (20%) and Europe (15%). Africa is the fastest-growing region at 9% CAGR.
• Price Trends: Average prices have increased by 4% year-over-year due to rising raw material costs (magnesium chloride up 12% in 2025).
• Key Drivers: Stringent fire safety regulations, green building certifications (LEED, BREEAM), and urbanization in developing countries.

Pontos fracos do cliente e do mercado

Understanding the challenges faced by buyers and the market helps in making informed procurement decisions:

• Inconsistência de qualidade: Many buyers report variations in board density and strength between batches from the same manufacturer. Solution: Request batch-specific test reports and use third-party inspections.
• Efflorescence Issues: White salt deposits on board surfaces are a common complaint, especially in humid climates. Solution: Choose boards with anti-efflorescence additives or seal edges during installation.
• Shipping Damage: MGO boards are brittle and prone to cracking during transit. Solution: Require reinforced packaging (wooden crates, edge protectors) and use insurance.
• Lack of Technical Support: Some suppliers fail to provide installation guidance or product documentation. Solution: Partner with manufacturers that offer comprehensive technical manuals and on-site support.
• Tariff and Trade Barriers: Import duties and anti-dumping investigations increase costs and uncertainty. Solution: Diversify suppliers and consider warehousing in free trade zones.
• Conformidade ambiental: Increasing regulations on material sourcing and recycling require manufacturers to provide full lifecycle assessments. Solution: Request environmental product declarations (EPDs) from suppliers.
• Tempos de espera longos: Peak construction seasons can cause delays of 30-60 days. Solution: Place orders 2-3 months in advance and maintain buffer stock.

By addressing these pain points through careful supplier selection, quality checks, and strategic planning, buyers can maximize the benefits of using magnesium oxychloride board in their projects.