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Cement clinker from Qipu Building Materials Shanghai Co., Ltd is a Portland clinker, the core intermediate for Portland cement production, formed by high-temperature firing of limestone and clay. The material consists primarily of calcium silicates (C3S, C2S) alongside aluminates (C3A) and ferroaluminates (C4AF), with particle sizes in the 5 to 25 mm range. This clinker is supplied in bulk, graded by key chemical ratios such as Lime Saturation Factor (LSF), Silica Ratio (SR), and Alumina Ratio (AR) that determine its suitability for cement manufacturing.
The clinker meets typical industry standards for Portland cement clinker, with a standard calcium oxide (CaO) content of 60 to 67 percent and silicon dioxide (SiO2) of 20 to 24 percent, which are critical for achieving the desired hydraulic properties. Magnesium oxide (MgO) is typically controlled below 5 percent to prevent expansive reactions, while sulfur trioxide (SO3) is maintained under 1 percent to avoid early setting issues. These parameters are standard for clinker used in general construction, ready-mix concrete, and precast applications.
Cement manufacturers source this clinker for grinding into Portland cement, using it in ready-mix plants, precast concrete production, and large-scale infrastructure projects. Bulk shipments are standard, with logistics often arranged via sea freight due to the high volume and weight. Buyers typically confirm chemical composition, particle size distribution, and free lime content before ordering, as these directly impact the final cement’s strength, setting time, and durability.
| Material Composition | Portland Cement Clinker (Calcium Silicates: C3S, C2S, C3A, C4AF) |
| Particle Size | 5 - 25 mm |
| Calcium Oxide (CaO) Content | 60 - 67 percent typical |
| Silicon Dioxide (SiO2) Content | 20 - 24 percent typical |
| Magnesium Oxide (MgO) Content | below 5 percent typical |
| Sulfur Trioxide (SO3) Content | below 1 percent typical |
| Lime Saturation Factor (LSF) | standard 90 - 100 percent |
| Silica Ratio (SR) | standard 2.0 - 4.0 |
| Alumina Ratio (AR) | standard 1.0 - 2.5 |
| Free Lime Content | standard below 1.5 percent |
Qipu Building Materials Shanghai Co., Ltd operates from Shanghai Lingang Pilot Free Trade Zone, China, with a registered address at 888 Huanhu West Second Road. The company holds qualifications for general contracting in housing construction, first-class engineering contracting, road construction, and municipal engineering, indicating a broad capability in construction-related materials and services.
Its product portfolio includes materials for road, railway, tunnel, and municipal engineering projects, alongside design consulting, steel structure, and real estate development. The supplier’s profile highlights a focus on large-scale infrastructure needs, with cement clinker as a key offering for cement producers. Trust tier is classified as harbor, though response rate and average response hours are currently not available in the listing.
Cement clinker is the core intermediate product for Portland cement production, composed mainly of calcium silicates formed by burning limestone and clay at high temperatures. It is traded in bulk, typically with particle sizes of 5-25mm, and graded by quality parameters such as LSF, SR, and AR ratios. Widely used in ready-mix concrete, precast products, and general construction, cement clinker is a high-volume commodity in international trade with major suppliers in Turkey, Vietnam, and Iran serving global cement manufacturers.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Before ordering cement clinker from Qipu Building Materials Shanghai Co., Ltd, verify the chemical composition, particularly the Lime Saturation Factor (LSF), Silica Ratio (SR), and Alumina Ratio (AR), as these directly impact the final cement’s performance. Request a certificate of analysis (COA) for each shipment to confirm compliance with your project’s specifications, including CaO, SiO2, Al2O3, Fe2O3, and MgO content. Ensure the clinker’s particle size distribution aligns with your grinding equipment’s capabilities to achieve the desired fineness.
Confirm logistics details such as loading port, vessel type, and Incoterms, as cement clinker is typically shipped in bulk via sea freight. Lead times may vary based on production schedules and shipping availability, so agree on a delivery timeline upfront. Payment terms should be negotiated to align with industry standards, often involving letters of credit or advance payments for large bulk orders.
Conduct quality checks upon arrival, including tests for free lime content, particle size distribution, and mineralogical composition using X-ray diffraction (XRD) or other standard methods. Inspect packaging and bulk loading conditions to ensure the clinker has not been contaminated or degraded during transit. Request documentation such as the COA, material safety data sheets (MSDS), and any relevant certifications to confirm compliance with international standards like ASTM C150 or EN 197-1.
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When sourcing Cement Clinker for your business, securing the right balance of quality and cost is essential. Qipu Building Materials Shanghai Co., Ltd, a verified supplier based in China, offers this product with key specifications including Ordinary Portland Cement (OPC) Clinker, Grade 42.5 / 52.5, CaO 63-67%, SiO2 20-24%, Al2O3 4-7%, Fe2O3 2-4%, MgO <5%, SO3 <1%, and Typical nodule size 5-25mm, irregular nodular shape. 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. Qipu Building Materials Shanghai Co., Ltd 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 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 global B2B 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 Qipu Building Materials Shanghai Co., Ltd 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 Qipu Building Materials Shanghai Co., Ltd through EximNext.
The supplier, Qipu Building Materials Shanghai Co., Ltd, 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 Qipu Building Materials Shanghai Co., Ltd. Ensure you have the necessary import licenses for Clinker products in your destination country.
Yes, Qipu Building Materials Shanghai Co., Ltd 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 Qipu Building Materials Shanghai Co., Ltd include Ordinary Portland Cement (OPC) Clinker, Grade 42.5 / 52.5, CaO 63-67%, SiO2 20-24%, Al2O3 4-7%, Fe2O3 2-4%, MgO <5%, SO3 <1%, and Typical nodule size 5-25mm, irregular nodular shape. For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Qipu Building Materials Shanghai Co., Ltd 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 Qipu Building Materials Shanghai Co., Ltd through our platform.
Qipu Building Materials Shanghai Co., Ltd 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. Qipu Building Materials Shanghai Co., Ltd 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 Qipu Building Materials Shanghai Co., Ltd.
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