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Premium Raw Golden and Silver Vermiculite China Factory and Suppliers
Premium Raw Golden and Silver Vermiculite China Factory and Suppliers
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Premium Raw Vermiculite, available in Golden and Silver varieties, is a naturally occurring mineral renowned for its exceptional expansion properties when subjected to high temperatures. As a non-toxic, fire-resistant, and highly porous mineral, it serves as a critical raw material for industries requiring superior insulation, moisture retention, and structural stability. Whether utilized in its raw "crude" form or processed as "expanded" silver vermiculite, this mineral provides unparalleled versatility across agricultural and industrial sectors.
Our high-purity vermiculite is meticulously processed to remove impurities, ensuring a consistent flaky structure that optimizes ion exchange and water-holding capacity. From enhancing soil nutrition in hydroponics to providing high-performance fireproofing in construction, our products are manufactured under strict ISO certified standards. With a wide range of particle sizes and specialized chemical compositions, we provide the ideal solution for sound-absorbing coatings, lightweight concretes, and advanced horticultural growing media.
Detailed Parameters
| Particle Size | 0.3mm - 8mm (Custom Mesh Available) | Density | 2.4 - 2.7g/cm³ |
|---|---|---|---|
| Moisture Content | 3% Max | Expansion Rate | 6 - 20 Times |
| SiO2 Content | 43.75% (Golden Grade) | Al2O3 Content | 15.55% (Golden Grade) |
| Fe2O3 Content | 15.8% (Golden Grade) | MgO Content | 8.98% (Golden Grade) |
| Certification | ISO Certified | Packaging | 1.0mt - 1.2mt Jumbo Bag |
Key Advantages
Fire Resistance
Inherent non-combustible properties make it an ideal choice for fireproof boards and industrial insulation.
Moisture Retention
Exceptional water-holding capacity ensures optimal hydration for seeds and hydroponic systems.
Non-Toxic & Safe
A natural mineral that is environmentally friendly and safe for animal hatching and plant seeding.
High Expansion
Expands up to 20 times its original size, creating lightweight materials with high porosity.
Aesthetic Appeal
Silver vermiculite offers a shiny, reflective appearance perfect for decorative construction elements.
Versatile Grading
Available in multiple mesh sizes from 20-40 to 325 mesh to suit specific technical needs.
Product Gallery
Management Platforms
Quality Control
ISO certified production lines ensuring consistent mineral purity and particle size distribution.
Technical R&D
Holding 23 national patents for advanced exfoliation and milling technologies.
Custom Processing
Ability to mill material before or after exfoliation to meet precise client specifications.
Logistics Management
Efficient jumbo bag packaging (1.0-1.2mt) optimized for international shipping.
Supply Stability
Direct access to raw ore mines ensuring steady supply of Golden and Silver vermiculite.
Application Support
Expert guidance on integrating vermiculite into construction coatings and hydroponics.
Investment Return Comparison
| Feature | Crude Vermiculite | Expanded (Silver) Vermiculite |
|---|---|---|
| Physical State | Heavy, Compact Flakes | Lightweight, Porous |
| Primary Use | Industrial Raw Material | Horticulture & Insulation |
| Moisture Retention | Moderate | Exceptional |
| Heat Response | Expands when heated | Already Expanded |
| Density | High (2.4-2.7g/cm³) | Very Low |
Frequently Asked Questions
Q: What is the main difference between Golden and Silver Vermiculite?
Golden vermiculite typically refers to the raw ore with specific iron and magnesium content, while Silver vermiculite is the expanded form characterized by its shiny, silvery appearance and lightweight structure.
Q: How is vermiculite used in hydroponics and agriculture?
Expanded vermiculite is used as a growing medium or soil amendment to improve aeration, lighten heavy clay soils, and act as a carrier for fertilizers due to its high ion exchange capacity.
Q: Can crude vermiculite be used directly in construction?
Yes, crude vermiculite is often used in its raw state for producing fireproofing materials, lightweight concrete, and specialized plasters where its inherent mineral properties are required.
Q: Is vermiculite safe for animal hatching and seeding?
Absolutely. Vermiculite is a non-toxic, natural mineral, making it a safe and effective medium for seed germination and maintaining humidity during animal hatching.
Q: What are the typical packaging options for industrial orders?
Our standard packaging is 1.0mt to 1.2mt jumbo bags, although we offer customized packaging solutions to meet the specific logistics requirements of our clients.
Q: What makes your vermiculite suitable for sound-absorbing coatings?
By milling the material either before or after exfoliation, we create a specific particle size range that optimizes the absorption of sound waves in architectural coatings.
Ready to Optimize Your Production with High-Grade Vermiculite?
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