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Cement cover blocks, also called concrete spacers or rebar chairs, are precision-molded accessories used in reinforced concrete structures to maintain the specified cover thickness between steel reinforcement and the outer concrete surface. This listing from Huaxian Qingzhong Machinery Factory uses a high-grade cement and sand composite, hydraulically pressed to achieve a compressive strength of C60, a standard benchmark for durability in structural applications. The blocks are custom-molded to project-specific dimensions, ensuring compatibility with diverse rebar layouts in columns, beams, slabs, and foundations.
The material composition relies on a controlled cement-sand ratio, with the hydraulic pressing process eliminating voids and enhancing density for consistent performance under load. Typical industry variants include adjustable spacers for variable cover depths and pre-formed chairs for vertical or horizontal rebar arrangements. Standard manufacturing tolerances for such blocks are ±2 mm in critical dimensions, with surface finishes designed to resist moisture absorption and chemical degradation in aggressive environments.
These spacers are critical for infrastructure projects where reinforcement cover directly impacts structural longevity and corrosion resistance. Contractors in residential, commercial, and civil engineering sectors use them to meet design codes that mandate minimum cover thickness for different exposure conditions. Buyers should confirm mold specifications and dimensional tolerances with the supplier, as custom orders are produced to match project drawings. Bulk packaging typically uses palletized crates or shrink-wrapped bundles for safe transit to construction sites.
| Material Composition | High-Grade Cement and Sand Composite |
| Compressive Strength | C60 |
| Manufacturing Process | Hydraulic Pressing |
| Typical Dimensional Tolerance | ±2 mm |
| Standard Grain Size for Cement | typical 0-5 mm |
| Common Cover Thickness Range | 10 mm to 75 mm (typical) |
| Surface Finish | Smooth, Non-Porous |
| Moisture Absorption | standard <5% by weight |
| Chemical Resistance | standard resistance to chloride and sulfate |
| Packaging | Palletized Crates or Shrink-Wrapped Bundles |
Huaxian Qingzhong Machinery Factory operates from Chengguan Industrial Park in Anyang, Henan Province, a region recognized for its concentration of construction material manufacturers. The supplier’s trust tier is classified as harbor, indicating a baseline level of verified information, though the response rate and average response hours are currently recorded as zero, suggesting limited recent engagement metrics.
The factory specializes in hydraulic-pressed concrete accessories, with its product line focused on custom-molded items like cement cover blocks. No additional details about production capacity, certifications, or client history are provided in the available data, so buyers are advised to request these specifics directly. The address places the operation in a dedicated industrial zone, which often correlates with access to raw material suppliers and logistics infrastructure for bulk exports.
Cement cover blocks, also called concrete spacers or rebar chairs, are essential construction accessories used in reinforced concrete structures to maintain the correct concrete cover over steel reinforcement. Made from high-grade cement and sand with hydraulic pressing, these spacers achieve compressive strength up to C60, ensuring structural integrity and durability. Widely used in columns, beams, slabs, and foundations, they are a critical import item for construction projects worldwide.
| 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 placing an order, verify the mold specifications and dimensional tolerances with Huaxian Qingzhong Machinery Factory to ensure the blocks match your project’s rebar layout and cover depth requirements. Request samples for on-site testing, particularly if the blocks will be used in aggressive environments where chemical resistance or moisture absorption could impact performance. Confirm the compressive strength test reports to validate the C60 rating.
For logistics, discuss packaging options to ensure the blocks arrive intact at your construction site, as damage during transit can lead to dimensional inaccuracies or structural weaknesses. Clarify the supplier’s lead time for custom molds, as this can vary depending on order volume and production scheduling. Incoterms such as FOB or CIF should be agreed upon, with payment terms aligned to production milestones to mitigate risk.
Quality checks should include visual inspections for surface defects, dimensional verification using calipers or templates, and compressive strength testing of random samples from each batch. Request documentation such as mill certificates for the cement and sand, as well as compliance statements for relevant standards like ASTM or EN. Inspection at the factory prior to shipment can prevent costly rework or delays on-site.
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When sourcing Cement Cover Block for your business, securing the right balance of quality and cost is essential. Huaxian Qingzhong Machinery Factory, a verified supplier based in China, offers this product with key specifications including C60 High-Strength Cement Spacer / Cover Block, Cement and Sand in Proportion, Hydraulic Pressed, and 25mm, 30mm, 35mm, 40mm cover thickness; various diameters. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $1000/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 6810.99, making it a staple in the Cement sector with strong demand from importing countries worldwide.
Importing Cement Cover Block requires careful attention to shipping logistics, customs compliance, and secure payment terms. Huaxian Qingzhong Machinery Factory 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 6810.99 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 import export marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Cement Cover Block 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 Cement category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Importing Cement Cover Block 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 6810.99 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 Cover Block from Huaxian Qingzhong Machinery Factory is $1000/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 Huaxian Qingzhong Machinery Factory through EximNext.
The supplier, Huaxian Qingzhong Machinery Factory, has set a Minimum Order Quantity (MOQ) of 1 Bags for Cement Cover Block. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Cement Cover Block is classified under HS Code 6810.99. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Cement Cover Block from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Huaxian Qingzhong Machinery Factory. Ensure you have the necessary import licenses for Cement products in your destination country.
Yes, Huaxian Qingzhong Machinery Factory 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 Cover Block supplied by Huaxian Qingzhong Machinery Factory include C60 High-Strength Cement Spacer / Cover Block, Cement and Sand in Proportion, Hydraulic Pressed, and 25mm, 30mm, 35mm, 40mm cover thickness; various diameters. For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Huaxian Qingzhong Machinery Factory offers Cement Cover Block with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Cement Cover Block is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Huaxian Qingzhong Machinery Factory through our platform.
Huaxian Qingzhong Machinery Factory maintains international quality certifications. These ensure that the Cement Cover Block 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. Huaxian Qingzhong Machinery Factory 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 Huaxian Qingzhong Machinery Factory.
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