Solve rebar corrosion, placement inaccuracy, and project delay issues for construction managers and precast manufacturers. OEM/ODM support available.
Get Your Free Sample & Quote in 24HAs a purchasing or project manager, you know that concrete strength starts with correct rebar placement. Compromising on row spacers or rebar spacers leads to tangible losses. Are you facing these challenges?
These pain points directly threaten your project's budget, schedule, and final quality.
Discover the Engineered Solution →We transform rebar support from a commodity into a value-engineered component. Here’s how our concrete spacers solve your core problems:
| Product Type | Material | Common Heights (Cover Depth) | Compatible Rebar Size | Compressive Strength (Min) | Standards Compliance |
|---|---|---|---|---|---|
| Circular Row Spacer | Polypropylene (PP), Nylon | 20mm, 25mm, 30mm, 40mm, 50mm, 75mm, 100mm | #3 - #6 (10mm - 20mm) | 50 MPa | ASTM, BS, ISO |
| Chair Spacer / Bar Chair | High-Impact Polypropylene | 50mm - 150mm | #4 - #11 (13mm - 36mm) | 70 MPa | CE, ISO 9001 |
| Continuous High Chair | Fiber-Reinforced Polymer | 100mm - 300mm+ | All Sizes | 90 MPa | Project-Specific Certification |
Application Scenarios: Ideal for precast concrete panels, tilt-up construction, bridge decks, industrial flooring, residential slabs, and retaining walls.
Request Custom Specifications Sheet →Selected Clients & Partners: [International Construction Group LOGO] | [European Precast Manufacturer LOGO] | [Middle-East Infrastructure Developer LOGO] | [North American Concrete Supplier LOGO]
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"Switching to Jinzehong's custom spacers for our tilt-up wall projects standardized our cover depth. We've cut material waste by 15% and passed every inspection on the first try for over two years."
Project Director, Major US Commercial Contractor
"Their OEM capability allowed us to develop a proprietary spacer color-coding system for different concrete batches. Supply has been consistent, which is critical for our JIT manufacturing."
Operations Manager, European Precast Concrete Plant
Our production and products adhere to international standards, ensuring smooth import and project approval in your market:
For standard items in stock, we can ship within 7-10 days. Custom OEM/ODM projects typically require 15-25 days for sample approval and production. We provide a detailed schedule upon order confirmation.
We offer flexible terms: T/T (30% deposit, 70% before shipment), L/C at sight. Prices are typically FOB Tianjin or CIF to your nearest port. Contact us for an exact EXW or DAP quote.
Yes. We can manufacture spacers using specially formulated, corrosion-resistant polymers with higher density for aggressive environments, ensuring long-term performance in marine concrete or chemical exposure.
Yes. We provide free samples of our standard products. For custom designs, a modest sample fee may apply, which is often credited against your first bulk order.

We provide technical data sheets and installation guides. Our products are guaranteed against material and manufacturing defects. Our team supports you from specification through delivery to ensure correct application.
Every batch undergoes rigorous QC checks: raw material inspection, in-process dimensional checks, and final random sampling for compression and load tests. We can provide mill test reports and inspection certificates upon request.
"We were hesitant to source directly from China due to quality fears. Jinzehong's team sent pre-shipment photos and test reports. The spacers performed perfectly on our warehouse floor slab. The cost savings were substantial compared to our local supplier."
Mark T., Procurement Manager, Australian Development Firm
"Their communication was excellent. We needed a non-standard 65mm height spacer in green. They engineered a perfect sample within a week. The delivery was on time, and the product quality is consistent. A reliable partner for specialized construction supplies."
Sophia L., Technical Director, UK Civil Engineering Company
"The high-speed delivery promise was real. We had a last-minute requirement for a large bridge project. They expedited production and helped arrange air freight for a partial shipment. It saved us from a potential delay penalty."
David K., Project Superintendent, Canadian Infrastructure Contractor
Limited-Time Offer for New Clients: Place your first inquiry this month and receive an extra 3% discount and priority production scheduling.
We mitigate your risk: Start with free standard samples to verify quality firsthand.
Act Now:
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Michael Thorne is a senior construction materials specialist with over 15 years of experience in global supply chain management for concrete reinforcement products. He has collaborated with engineering firms across North America, Europe, and Asia to specify and source high-performance building components. His insights are based on direct field experience and a deep understanding of material science and international procurement standards.
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