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The CFRP composite protective sleeve from Zibo Langda Composite Material Co., Ltd. is engineered for high-speed rotor applications in permanent magnet synchronous and asynchronous motors. It is constructed using T700 carbon fiber, capable of withstanding rotational speeds up to 100,000 rpm and operating temperatures up to 180°C. The sleeve’s dimensions are customizable to match rotor geometries, and its non-magnetic properties prevent interference with magnetic fields. Unlike steel alternatives, it eliminates eddy current losses and offers superior dynamic balance at high velocities.
This sleeve is typically used where centrifugal forces exceed the structural limits of stainless steel, particularly above 20,000 rpm. At 60,000 rpm, the sleeve exhibits less than 0.2 mm of centrifugal deformation, ensuring dimensional stability. The material’s thermal conductivity allows rapid heat dissipation, while its low density reduces rotational inertia. Two manufacturing methods are employed: winding the sleeve directly over the rotor or inserting a pre-formed tube. Both methods maintain consistent fiber orientation for optimal tensile strength.
Buyers include manufacturers of high-performance electric motors for industrial automation, aerospace actuators, and high-speed spindles. The product is supplied in bulk quantities with custom sizing, and packaging is designed to prevent surface abrasion during transit. Trade terms are negotiable based on order volume, with standard Incoterms including FOB Qingdao. Lead times vary by customization level and are confirmed after design approval.
| Material | T700 carbon fiber |
| Maximum rotational speed | 100,000 rpm |
| Maximum operating temperature | 180°C |
| Centrifugal deformation at 60,000 rpm | 0.2 mm |
| Thermal conductivity | Typical for T700 carbon fiber composites, 1.5 - 2.5 W/m·K |
| Electrical resistivity | Non-conductive, standard for carbon fiber composites |
| Density | Typical for T700 CFRP, 1.5 - 1.6 g/cm³ |
| Tensile strength | Typical for T700 carbon fiber, 4900 MPa |
| Manufacturing method | Direct winding over rotor or insertion of pre-formed tube |
| Surface finish | Typical as-received composite finish, no secondary coating applied |
Zibo Langda Composite Material Co., Ltd. is based in Zhangdian, Zibo, Shandong, China, with a physical address listed as 139 Yumin Rd. The company is classified as an imported supplier with harbor trust tier, indicating verified export documentation and logistics capacity. The listing shows no response rate or average response time, suggesting limited buyer engagement or automated communication protocols.
The supplier specializes in CFRP components for rotating machinery and provides custom fabrication services. There is no mention of ISO certification, production volume, or client list. The company does not claim years in operation, staff size, or revenue. Its expertise is limited to the technical parameters of rotor sleeves, with no evidence of broader product lines or in-house testing facilities beyond basic dimensional validation.
| 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 exact rotor dimensions, maximum RPM, and operating temperature profile with the supplier. Request a technical drawing with tolerances and fiber orientation. Confirm that the sleeve material is T700 carbon fiber with epoxy resin, not lower-grade fibers. Do not assume standard sizes are available - customization is the norm, not the exception.
Lead time typically ranges from 15 to 30 days after design approval, depending on complexity. Incoterms are usually FOB Qingdao or CIF destination port, but payment terms are negotiable. A 30 - 50% deposit is common for custom orders. Confirm whether the supplier provides export documentation, including a commercial invoice, packing list, and material compliance statement. No certification claims are made, so request independent test reports if required.
Quality checks should include dimensional verification with calibrated calipers, surface inspection under UV light for resin flow defects, and non-destructive testing for internal voids. Buyers should require a batch certificate stating material composition, cure cycle, and test results. For critical applications, arrange third-party inspection prior to shipment. Retain samples from each batch for future reference in case of field failures.
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When sourcing Cfrp Composite Protective Sleeve for your business, securing the right balance of quality and cost is essential. Zibo Langda Composite Material Co., Ltd., a verified supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $3.5/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Textile Fabric & Raw Material sector with strong demand from importing countries worldwide.
Importing Cfrp Composite Protective requires careful attention to shipping logistics, customs compliance, and secure payment terms. Zibo Langda Composite Material Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. 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 Cfrp Composite Protective 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 Textile Fabric & Raw Material category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Importing Cfrp Composite Protective 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 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 Cfrp Composite Protective Sleeve from Zibo Langda Composite Material Co., Ltd. is $3.5/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 Zibo Langda Composite Material Co., Ltd. through EximNext.
The supplier, Zibo Langda Composite Material Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Cfrp Composite Protective. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Cfrp Composite Protective Sleeve depends on the specific grade and form. Contact Zibo Langda Composite Material Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
To import Cfrp Composite Protective from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Zibo Langda Composite Material Co., Ltd.. Ensure you have the necessary import licenses for Textile Fabric & Raw Material products in your destination country.
Yes, Zibo Langda Composite Material 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.
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Zibo Langda Composite Material Co., Ltd. through EximNext.
Zibo Langda Composite Material Co., Ltd. offers Cfrp Composite Protective with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Cfrp Composite Protective is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Zibo Langda Composite Material Co., Ltd. through our platform.
Zibo Langda Composite Material Co., Ltd. maintains international quality certifications. These ensure that the Cfrp Composite Protective 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. Zibo Langda Composite Material 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 Zibo Langda Composite Material Co., Ltd..
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