Windora Materials LLC
Your Reliable Northern Industrial Partner
Description
◆ Aluminum hydroxide - a classic inorganic flame retardant, with economic efficiency and comprehensive protection as its core, provides a stable and reliable basic flame retardant solution for general materials, relying on its excellent insulation properties and mature process adaptability.
1. Classic and efficient · More economical
With its wide application and high cost-effectiveness, it is a mature and reliable choice for halogen-free flame retardancy.
2. Dual protection · More comprehensive
Synchronously exerting the core functions of flame retardancy and smoke suppression, effectively enhancing the safety level of materials.
3. High insulation performance · More reassuring
Excellent electrical insulation ensures the long-term safety of electronic and electrical products.
4. Flexible modification · Easier to use
The surface treatment technology is mature, with good compatibility with various polymers, making it easy for processing and application.
ATH
Aluminum Hydroxide Flame Retardant
Core features: Non toxic and halogen-free, with fine particle size, high dispersion, and efficient flame retardancy.
Application areas: Micro powder products are suitable for resin, cable materials, rubber foam, etc.
Specifications
| Project | Unit | Spec | Test method |
| AL(OH)₃ | ％ | ≥99.7 | GB/T4294-2010 |
| SiO₂ | ％ | ≤0.05 | |
| Fe₂O₃ | ％ | ≤0.01 | |
| Na₂O | ％ | ≤0.3 | |
| pH | / | ≤10 | * WM/AT-2026.01 |
| Oil absorption rate | ％ | ≤40 | |
| Whiteness | / | 87-100 | |
| 1050℃/(LOI) | ％ | ≤35 | |
| D50 | μm | 1-27 | |
| Moisture | ％ | ≤0.3 |
Notes: * WM/AT-2026.01 is Windora Materials LLC. Enterprise Standard.
ATH
A classic inorganic flame retardant, with economic efficiency and comprehensive protection as its core, provides a stable and reliable basic flame retardant solution for general materials, relying on its excellent insulation properties and mature process adaptability.
Keywords:ATH
Category:
Company Profile
Windora Materials LLC is a modern mining enterprise located in Kuandian, Liaoning, China, specializing in the mining, advanced processing, and sales of non‑metallic minerals such as brucite and wollastonite. The company’s main products include magnesium hydroxide flame retardant (MDH), wollastonite (WOL), talc (TAL), and aluminum hydroxide (ATH) series, which are widely used in PE/PP/PVC, cable compounds, building plastics, new‑energy cables (photovoltaic/wind power/energy storage), and environmental protection applications.
FAQs
What kind of company is your company?
Windora Materials LLC is a modern mining enterprise located in Kuandian, Liaoning, China, specializing in the mining, advanced processing, and sales of non‑metallic minerals such as brucite and wollastonite. The company’s main products include magnesium hydroxide flame retardant (MDH), wollastonite (WOL), talc (TAL), and aluminum hydroxide (ATH) series, which are widely used in PE/PP/PVC, cable compounds, architectural plastics, new‑energy cables (photovoltaic/wind power/energy storage), and environmental protection applications.
What is your company’s production capacity and quality system like?
The company has established a specialized brucite and wollastonite powder processing facility that went into operation in 2012, with an annual processing capacity of 120,000 tons. The powder processing employs a dual-system configuration featuring both air jet mills and ring roller mills. These two systems can operate independently to meet diverse order requirements, or they can work in coordination to create a complete processing flow—from coarse crushing to ultrafine grinding—jointly ensuring stable production capacity and controllable product quality.
Can I visit your factory?
We warmly welcome prospective clients and partners to visit and conduct site inspections. Please make a reservation in advance via the “Contact Us” form on our website, and we will arrange professional reception services for you.
What is the minimum order quantity (MOQ)?
We offer flexible collaboration models for clients of all sizes. For standard products, we have reasonable MOQs. For new customers or sample orders, we also provide competitive MOQ policies. Please consult our sales representatives for details.
What are the payment methods and delivery times?
We accept multiple payment methods, including T/T (telegraphic transfer), Alipay, and WeChat Pay. The delivery time depends on the order quantity and product type; typically, production is completed and shipment arranged within 30 days after receipt of the deposit.
Do you provide samples? How are samples charged?
We encourage customers to test samples before placing bulk orders. Samples are subject to a fee, but if you place a bulk order afterward, the sample cost can be deducted from your invoice. Please contact us for specific sample information.
How are your goods transported?
We maintain long-term partnerships with several internationally renowned logistics companies for both ocean and air freight forwarding. We can provide the most cost‑effective and fastest shipping solutions based on your specific needs, and assist you in handling customs clearance documents.
What should you do if there are quality issues with a product?
We are fully confident in the quality of our products and offer comprehensive quality assurance. In the rare event that you suspect a quality issue with the product you received, please stop using it immediately and contact our customer service or sales representative as soon as possible. We will then provide an appropriate solution based on the specific circumstances.
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