Mashi Clay Limonite Iron Oxide Made in Iran
Iranian Mashi clay, also known as limonite or iron oxide clay, is a natural mineral pigment composed primarily of hydrated iron oxide. It is characterized by its reddish-brown to yellowish-brown color and is widely used in construction, paint, and pigment industries. As a natural iron oxide, it offers excellent tinting strength, UV stability, and chemical resistance. The Supply Chain Department at Sahi Rasa Company supplies Mashi clay in various grades and packaging options, ensuring consistent color and quality for international buyers.
For clients in Afghanistan, Iraq, the Kurdistan Region, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, and Syria, the Supply Chain Department at Sahi Rasa Company provides reliable supply of Mashi clay for concrete coloring, paint manufacturing, and industrial pigments. Whether for decorative concrete, roof tiles, or artistic paints, the department offers flexible ordering and comprehensive logistics.
1. Introduction to the Supply Chain Department at Sahi Rasa Company
The Supply Chain Department at Sahi Rasa Company specializes in the export of natural mineral pigments, with Mashi clay being one of its signature products. The department sources this limonite-based clay from selected deposits, ensuring that the color intensity, particle size, and chemical composition meet the expectations of construction and paint manufacturers. By maintaining strict quality control and offering flexible packaging, it has become a preferred supplier for clients across the Middle East and Central Asia. For buyers in Afghanistan, Kurdistan, Iraq, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, and Syria, the department provides a seamless route to Iranian natural pigments.
The department's expertise lies in understanding the nuances of natural pigments, which can vary in hue and strength. Through careful blending and processing, it ensures batch-to-batch consistency, a critical factor for manufacturers who rely on stable color inputs.
2. Product Overview
Mashi clay is a naturally occurring limonite, a mixture of hydrated iron oxides and hydroxides. Its color ranges from yellow to red-brown, depending on the degree of hydration and impurities. As a pigment, it is valued for its opacity, tinting strength, and resistance to fading. In construction, Mashi clay is used to color concrete, mortar, and asphalt, providing aesthetic appeal and UV stability. In paints, it serves as a natural earth pigment for artistic and decorative coatings. The Supply Chain Department at Sahi Rasa Company offers Mashi clay in powder form, ready for incorporation into various formulations.
3. Physical Specifications Table
| Parameter | Specification |
|---|---|
| Product Name | Mashi Clay (Limonite) |
| Synonyms | Limonite, Iron Oxide Clay, Yellow Ochre |
| Appearance | Red-brown to yellow-brown powder |
| Iron Oxide Content (Fe₂O₃) | 40 – 60% |
| Particle Size | 200 – 400 mesh |
| Moisture Content | ≤ 3% |
| pH | 6.0 – 8.0 |
| Oil Absorption | 20 – 30 g/100g |
| Packaging | 25 kg bags, 1 MT jumbo bags |
4. Chemical Specifications Table
| Component | Content (%) |
|---|---|
| Fe₂O₃ | 40 – 60 |
| SiO₂ | 10 – 20 |
| Al₂O₃ | 5 – 10 |
| CaO | ≤ 2 |
| MgO | ≤ 1 |
| Loss on Ignition | 8 – 12% |
5. Industries & Factories Using This Product
Mashi clay is used in construction for coloring concrete, paving stones, and roof tiles; in paints for artistic and decorative coatings; in plastics and rubber as a natural colorant; and in ceramics for glazes.
6. Key Properties & Advantages
Natural iron oxide pigment, excellent UV stability, high tinting strength, chemical resistance, cost-effective, and environmentally friendly.
7. Chemical Formula / Size & Packaging Specifications
Chemical Formula: FeO(OH)·nH₂O. CAS Number: 1317-63-1. Packaging Options: 25 kg bags, 1 MT jumbo bags.
8. Available Grades, Sizes, Qualities & Custom Colors
| Grade | Fe₂O₃ Content | Mesh Size | Application |
|---|---|---|---|
| Standard | 40 – 50% | 200 | Construction |
| High Grade | 50 – 60% | 325 | Paints, plastics |
Quality Grades: Technical Grade. Custom Options: Custom color blending and packaging.
9. Sahi Rasa Supply Chain Department Services for International Factories
The Supply Chain Department at Sahi Rasa Company provides a range of services for pigment buyers, ensuring that Mashi clay reaches them in optimal condition.
Monthly & Weekly Supply Planning – The department coordinates supply based on construction seasons and paint production schedules.
Sourcing & Procurement – It selects deposits with consistent color and purity, negotiating favorable terms.
Sample Dispatch – Color samples are dispatched for client approval before bulk orders.
Custom Manufacturing (OEM/ODM) – Custom blending to achieve specific hues is offered.
Pre-Shipment Quality Control – Color strength, moisture, and particle size are verified.
Loading & Handling – Moisture-proof loading procedures are followed.
Export Documentation – Full documentation support.
International Transportation – Sea, land, or air transport arranged.
Export Customs Clearance – Handled by customs brokers.
Import Customs Clearance – Can be arranged at destination.
On-Site Technical Team Deployment – Technical assistance for pigment incorporation.
Training & Knowledge Transfer – Training on natural pigment usage.
10. Why Choose the Supply Chain Department at Sahi Rasa Company?
Reliable supply of natural Mashi clay, consistent color, competitive pricing, and regional export expertise.
11. Ordering & Contact Information
International customers can place orders through the Request for Quotation (RFQ) form located at the bottom of this page. The expert team at the Supply Chain Department at Sahi Rasa Company will respond to all inquiries as soon as possible, providing complete information on pricing, delivery schedules, shipping terms, and export documentation.
Export & Transportation
Sahi Rasa's Commercial & Transportation Department operates through an active network of representatives at major land borders and seaports, coordinating export, customs clearance, transportation and import procedures to your destination.
Border & Customs Network
Active representatives at key Iranian land borders and commercial crossings provide customs clearance, export coordination and cross-border logistics for industrial and commercial shipments.
Cross-Border Transportation
We arrange suitable vehicles and transportation solutions based on cargo type, packaging, route, destination and delivery requirements across neighboring markets.
Land Border Crossings
Key Iranian border routes serving Iraq, the Caucasus, Central Asia, Afghanistan and Pakistan.
Tamarchin
Haji Omran • Iraqi Kurdistan
Erbil & Duhok
Bashmaq
Iraqi Kurdistan
Sulaymaniyah & surrounding areas
Parviz Khan
Iraq
Kalar & nearby destinations
Khosravi
Iraq
Central Iraqi destinations
Shalamcheh
Iraq
Southern Iraq routes
Bileh Savar
Azerbaijan
Northwestern route
Bazargan
Turkey
Western trade route
Poldasht
Armenia & Azerbaijan
Regional routes
Islam Qala
Afghanistan
Herat & western Afghanistan
Lotfabad
Turkmenistan
Central Asian routes
Sarakhs
Turkmenistan
Central Asia
Milak
Afghanistan
Eastern & southern routes
Mil 78
Afghanistan
Major eastern route
Taftan
Pakistan
Cross-border trade route
Rimdan
Pakistan
Southern route
Seaports & Maritime Logistics
Port-based logistics solutions for international shipments, containerized cargo and bulk transportation.
Chabahar Port
Indian Ocean
International maritime logistics
Mahshahr Port
Persian Gulf
Industrial & bulk cargo
Bandar Abbas
Persian Gulf
Container & general cargo
Shahid Rajaee
Bandar Abbas
Major container gateway
Amirabad Port
Caspian Sea
Regional maritime trade
Anzali Port
Caspian Sea
Regional & international trade
Export Destinations
Road and multimodal transportation to key markets across the region.
Transportation Fleet
Vehicle solutions selected according to cargo type, loading requirements and destination.
Road Tankers
Liquid, chemical, petroleum and bulk liquid transportation.
Curtainsider
Flexible transport for cartons, pallets, bags and general cargo.
Refrigerated Trucks
Temperature-controlled transportation for sensitive cargo.
Flatbed Trailers
Machinery, equipment, oversized and palletized cargo.
Mini Trucks
Regional deliveries and medium-volume commercial shipments.
3-Ton Pickups
Smaller cargo, local delivery and flexible last-mile transport.
Custom Transport
Specialized vehicles arranged according to cargo requirements.
Need Export & Transportation Support?
Fill out the offer request form or email us directly: Tell us your product, quantity, packaging and destination. Our commercial team will coordinate the suitable route and transportation solution.
Export Packaging Options
Flexible packaging solutions designed around your product, quantity, transportation method and destination requirements.
Bulk
Bulk solid, powder and liquid shipments for high-volume industrial and commodity products.
Bulk CargoDrums & Barrels
Plastic, HDPE and steel drums for chemicals, oils, petroleum products and industrial liquids.
20–250 LBags & Sacks
PP, PE, woven, kraft and multi-layer bags for powders, minerals, chemicals and granules.
Industrial BagsJumbo Bags
FIBC and jumbo bags with liners, pallets or metal cages for high-volume bulk materials.
FIBCPalletized
Cartons, bags, drums and boxes secured on export pallets with stretch or shrink wrapping.
Export ReadyCartons & Boxes
Corrugated export cartons, master boxes and heavy-duty packaging for organized shipments.
BoxedIBC Containers
Intermediate bulk containers for efficient handling of liquid chemicals, oils and industrial materials.
Up to 1,000 LTank Containers
ISO tank containers and specialized tanks for liquid, chemical and petroleum products.
ISO TankWooden Crates
Export-grade wooden crates and cases for machinery, equipment and heavy industrial products.
Heavy DutyMetal Frames
Steel frames, cages and metal pallets for reinforced protection during international transportation.
ReinforcedSpecialized Packaging
Customized solutions for pharmaceutical, laboratory, medical, hazardous and sensitive materials.
CustomCustom Solutions
Packaging configured to product specifications, handling requirements, destination and shipping conditions.
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