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Construction & real estate›💡Electronic & Electrical›🍎Food & Beverages›🛋️Home furnishing & supplies›⚗️Industrial goods & chemical›🪨Minerals & metals›📦Miscellaneous›Polar Bear supplies Portland cement clinker described as a calcium‑silicate based material with properties such as super high strength, early strength development and low alkalinity. The product is marketed for rapid hardening, fast setting time and resistance to frost and corrosion, making it suitable for demanding construction environments. It is offered in bulk vessels or jumbo bags for export to cement grinding plants worldwide.
The clinker’s high early strength is linked to its refined mineral phase composition, which typically includes a higher proportion of C₃S (tricalcium silicate) and lower free lime. In the industry, such clinker is often used where rapid strength gain is required, for example in precast concrete or fast‑track infrastructure projects. Standard clinker chemistry still falls within the usual ranges of CaO 60‑67 % and associated oxides, while the enhanced performance derives from controlled cooling and grinding processes.
Buyers such as cement manufacturers, precast producers and contractors needing fast‑setting concrete can benefit from this clinker. It is also employed in shrinkage‑compensated concrete mixes and in controlled low‑strength material (CLSM) for back‑filling utility trenches. As the listing does not state a minimum order quantity, interested parties should confirm the required volume, preferred Incoterm and any payment conditions directly with Polar Bear before finalising a purchase.
| Material Description | Portland cement clinker (calcium silicate based) with high early strength |
| Typical Chemical Composition | CaO 60‑67 %, SiO₂ 17‑25 %, Al₂O₃ 3‑8 %, Fe₂O₃ 0.5‑5 % (standard) |
| Typical Strength Characteristics | High early strength, rapid hardening, fast setting time (typical for high‑early‑strength clinker) |
| Alkalinity Level | Low alkalinity compared with conventional clinker (typical) |
| Frost and Corrosion Resistance | Enhanced resistance to frost and chemical corrosion (typical for high‑performance clinker) |
| Bulk Density | Typical 3.1‑3.15 t/m³ (standard) |
| Moisture Content | Typical < 0.5 % (standard) |
| Particle Size | Typical 3‑5 mm after crushing (standard) |
| Standard Packaging | Bulk vessels or jumbo bags 1 tonne (typical) |
| Standard Grade | Complies with EN 197‑1 for Portland cement clinker (standard) |
Polar Bear is based in Beijing, China, as indicated by the address information in the listing. The supplier holds a harbour‑tier verification but currently shows a response rate of 0 % and no recorded average response time, meaning that communication may require proactive follow‑up. The company’s profile focuses on the clinker product and does not disclose additional corporate details such as production capacity or client portfolio.
This Portland cement clinker is a critical intermediate product for cement manufacturing, composed mainly of calcium silicates with super high strength and early strength properties. Ideal for export to cement grinding plants, it offers low alkalinity, rapid hardening, and excellent frost and corrosion resistance. Supplied in bulk vessels or jumbo bags, suitable for global infrastructure and construction projects requiring reliable, high-performance cement production.
| 企业类型 | Supplier |
| 成立年份 | Contact Supplier |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| 响应时间 | <4h |
| 响应率 | Contact Supplier |
Before ordering, confirm the clinker’s chemical analysis, especially the CaO level and the low alkalinity claim, by requesting a recent assay report. Verify moisture content and bulk density to ensure the material will meet grinding plant specifications and avoid processing issues during storage.
Logistics for bulk clinker from China usually involve loading onto bulk carriers at a Chinese port. Buyers need to agree on an Incoterm such as FOB or CIF, clarify the expected lead time, and decide on payment terms, for example a confirmed irrevocable letter of credit. These details should be included in the final purchase agreement.
Arrange for a third‑party inspection focusing on chemical composition, strength characteristics and moisture content prior to shipment. Ensure the supplier can provide a certificate of analysis, material safety data sheet and any required customs documentation. These steps help guarantee product quality and smooth import clearance for the clinker.
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When sourcing Cement Clinker for your business, securing the right balance of quality and cost is essential. Polar Bear, a verified supplier based in China, offers this product with key specifications including Ordinary Portland Cement (OPC) Clinker - High Strength Grade, Alite (C3S): 55-65%, Belite (C2S): 15-25%, Tricalcium Aluminate (C3A): 5-10%, Tetracalcium Aluminoferrite (C4AF): 8-12%, Alkali content <0.6%, and Nodules 5mm - 25mm,均匀粒径分布 (Uniform particle size distribution). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $200/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 2523.10, making it a staple in the Clinker sector with strong demand from importing countries worldwide.
Importing Cement Clinker requires careful attention to shipping logistics, customs compliance, and secure payment terms. Polar Bear offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 2523.10 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Cement Clinker has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Clinker category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Cement Clinker requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 2523.10 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Cement Clinker from Polar Bear is $200/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Polar Bear through EximNext.
The supplier, Polar Bear, has set a Minimum Order Quantity (MOQ) of 1 Bags for Cement Clinker. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Cement Clinker is classified under HS Code 2523.10. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Cement Clinker from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Polar Bear. Ensure you have the necessary import licenses for Clinker products in your destination country.
Yes, Polar Bear is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
The key specifications for Cement Clinker supplied by Polar Bear include Ordinary Portland Cement (OPC) Clinker - High Strength Grade, Alite (C3S): 55-65%, Belite (C2S): 15-25%, Tricalcium Aluminate (C3A): 5-10%, Tetracalcium Aluminoferrite (C4AF): 8-12%, Alkali content <0.6%, and Nodules 5mm - 25mm,均匀粒径分布 (Uniform particle size distribution). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Polar Bear offers Cement Clinker with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Cement Clinker is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Polar Bear through our platform.
Polar Bear maintains international quality certifications. These ensure that the Cement Clinker meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Polar Bear will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Polar Bear.
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