Cement Modifier Styrene Acrylic SR PR620 Supplied from Iran
SR® PR620 is a non-plasticized aqueous dispersion based on acrylic acid ester and styrene, stabilized with surfactants. It is a high-solids, flexible resin with cement compatibility designed to modify hydraulic binders. With a solids content of 56 ± 1%, viscosity of 200 ± 50 mPa·s (Brookfield LVT, Spindle 4, 60 rpm), pH of 8 ± 0.5, particle size of approximately 0.2 μm, MFFT of 0°C, density of approximately 1.03 g/cm³, and Tg of approximately -6°C, it demonstrates water-tightness, impermeability, good adhesion to old surfaces, and improved freeze-thaw resistance of cement mixtures.
The Supply Chain Department at Sahi Rasa Company supplies SR® PR620 for export to Afghanistan, Iraq, the Kurdistan Region, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, Syria, Oman, Kuwait, Jordan, and Russia.
1. Introduction to the Supply Chain Department at Sahi Rasa Company
The Supply Chain Department at Sahi Rasa Company has developed specialized expertise in polymer dispersion exports, and SR® PR620 represents a high-solids flexible cement modifier in its portfolio for the construction chemicals industry. The department understands that modern cementitious waterproofing slurries and flexible tile adhesives demand polymers with excellent cement compatibility, water-tightness, flexibility, and freeze-thaw resistance. SR® PR620, with its styrene/acrylic backbone and high solids content of 56%, addresses these demands with performance that meets the rigorous specifications of premium construction chemicals.
The department sources SR® PR620 through qualified polymer manufacturers. Every batch is tested per ISO standards with Certificates of Analysis.
For clients in Afghanistan, Kurdistan, Iraq, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, Syria, Oman, Kuwait, Jordan, and Russia, the department offers reliable and flexible supply.
Disclaimer: Specifications are indicative and may vary. For exact analysis, please contact us directly.
2. Product Overview
SR® PR620 is a non-plasticized aqueous dispersion based on acrylic acid ester and styrene. It is a high-solids, flexible resin with cement compatibility designed to modify hydraulic binders. It demonstrates water-tightness, impermeability, good adhesion to old surfaces, and improved freeze-thaw resistance.
Primary applications: Flexible cementitious waterproofing slurries, hydraulic binder additives, flexible coatings, adhesives, crack-bridging systems, elastomeric wall coatings, roof coverings, high-flexibility tile adhesives.
3. Physical Specifications Table
| Parameter | Specification |
|---|---|
| Product Name | SR® PR620 Acrylic/Styrene Dispersion |
| Appearance | White liquid |
| Solids Content (ISO 3251) | 56 ± 1% |
| Viscosity (ISO 2555, Spindle 4, 60 rpm) | 200 ± 50 mPa·s |
| pH Value (ISO 976) | 8 ± 0.5 |
| Particle Size | Approx. 0.2 μm |
| MFFT (ISO 2115) | 0°C |
| Density (ISO 2811) | Approx. 1.03 g/cm³ |
| Tg (Calculated) | Approx. -6°C |
| Hardness | 8 s |
| Film Appearance | Clear, transparent, tacky |
| Packaging | 200 L drums, 1000 L IBC totes |
4. Chemical Specifications Table
| Component | Specification |
|---|---|
| Base Chemistry | Acrylic Acid Ester/Styrene Copolymer |
| Stabilization | Surfactants |
| Solids Content | 56 ± 1% |
| pH Value | 8 ± 0.5 |
| MFFT | 0°C |
| Tg (Calculated) | Approx. -6°C |
| Density | Approx. 1.03 g/cm³ |
| Standards | ISO 3251, 2555, 976, 2115, 2811, 1522, 3270 |
5. Industries & Factories Using This Product
Construction chemical manufacturers, waterproofing companies, tile adhesive producers, cement modifier factories, roof coating manufacturers, crack-bridging system producers, elastomeric wall coating producers.
6. Key Properties & Advantages
High solids content (56%), excellent cement compatibility, water-tightness and impermeability, good adhesion to old surfaces, improved freeze-thaw resistance of cement mixtures, high flexibility (Tg of -6°C, hardness of 8 s), low MFFT (0°C) for cold-weather application, wide range of uses for flexible waterproofing, sealing, protective coatings, and high-flexibility tile adhesives.
7. Chemical Formula / Size & Packaging Specifications
General Structure: Acrylic acid ester/styrene copolymer [-CH₂-CH(C₆H₅)-]ₙ-co-[-CH₂-CH(COOR)-]ₘ
CAS Number: 9003-53-6 / 9003-01-4
Packaging: 200 L drums, 1000 L IBC totes, bulk tankers on request
Storage: 5–25°C, protected from frost; shelf life 6 months
8. Available Grades, Sizes, Qualities & Custom Colors
| Grade | Solids | MFFT | Application |
|---|---|---|---|
| SR® PR620 | 56% | 0°C | Cement modifier, waterproofing |
| SR® 765 | 50% | 0°C | Flexible roof coatings |
| SR 708 | 50% | 21°C | Flexible coatings |
| SR® 735 | 50% | 15°C | Building adhesives |
Quality grades: Industrial, Professional, Premium. Custom options: solids, viscosity, pH, private labeling.
9. Sahi Rasa Supply Chain Department Services for International Factories
Monthly & Weekly Supply Planning, Sourcing & Procurement, Sample Dispatch, Custom Manufacturing (OEM/ODM), Pre-Shipment Quality Control, Loading & Handling, Export Documentation, International Transportation (FCL/LCL), Export Customs Clearance, Import Customs Clearance, On-Site Technical Team Deployment, and Training & Knowledge Transfer.
10. Why Choose the Supply Chain Department at Sahi Rasa Company?
Reliable Iranian supply, rigorous quality assurance, flexible logistics, comprehensive support services, competitive pricing, regional expertise across Afghanistan, Iraq, Kurdistan, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, Syria, Oman, Kuwait, Jordan, and Russia, and customer-centric approach.
11. Ordering & Contact Information
International customers can place orders through the Request for Quotation (RFQ) form at the bottom of this page. The team at the Supply Chain Department at Sahi Rasa Company responds to all inquiries as soon as possible.
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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