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  • Q1: What types of carbon graphite sealing components do you manufacture?

    A: We specialize in manufacturing customized carbon graphite sealing components, including mechanical seal rings, dry gas seal rings, carbon graphite bearings, bushings, sleeves, valve seats, split seal components, and other precision-machined graphite parts.

    Our products are designed for industrial sealing applications requiring excellent wear resistance, corrosion resistance, thermal stability, and reliable performance.

  • Q2: Do you provide OEM and custom manufacturing services based on drawings or samples?

    A: Yes. We provide professional OEM and customized manufacturing services for carbon graphite components.

    Our engineering team can manufacture products according to your technical drawings, samples, or specifications. We can also provide technical support and design optimization suggestions when required.


  • Q3: What grades of carbon graphite materials do you use?

    A: We work with a wide range of carbon graphite materials suitable for different operating conditions, including temperature, pressure, media, lubrication conditions, and shaft speed.

    We can provide components manufactured from various high-quality carbon graphite materials, including SCHUNK materials upon customer request, as well as other domestic carbon graphite grades that meet specific application requirements.


  • Q4: Can you recommend suitable carbon graphite materials for my application?

    A: Yes. Based on your operating conditions, including temperature, pressure, medium, rotation speed, and sealing requirements, our engineering team can recommend suitable carbon graphite materials and provide professional technical solutions.

  • Q5: What information is required to receive an accurate quotation?

    A: To provide a fast and accurate quotation, please provide the following information:

    Technical drawings (preferred) or samples

    Material requirements

    Required quantity

    Application details and operating conditions (if available)

    Special technical requirements


    Our engineering and sales team will review your requirements and provide professional feedback and quotation promptly.


  • Q6: What is your Minimum Order Quantity (MOQ)?

    A: MOQ depends on product type, material requirements, and manufacturing complexity.

    We support prototype samples, small trial orders, and mass production according to customer project requirements.


  • Q7: Can I request samples before placing a bulk order?

    A: Yes. We can provide samples for evaluation before bulk orders when required.

    Please share your drawings, samples, or technical specifications, and our team will discuss the most suitable sample arrangement with you.


  • Q8: What is your standard production lead time?

    A: Production lead time is typically 20 days to 3 months after order confirmation, depending on product complexity, material availability, order quantity, and technical requirements.

    A detailed delivery schedule will be provided after reviewing each project.


  • Q9: How do you ensure the quality of your carbon graphite components?

    A: We implement strict quality control throughout the manufacturing process and before shipment.


    Each product is inspected according to customer requirements, including dimensional accuracy, surface finish, and key technical specifications, to ensure consistent quality and reliable performance.


    We operate according to ISO9001 quality management standards and continuously improve our manufacturing processes.


  • Q10: Which industries and applications are your products used for?

    A: Our carbon graphite components are widely used in mechanical seals, pumps, compressors, dry gas seal systems, chemical processing equipment, Oil & Gas applications, power generation, water treatment systems, and other industrial equipment requiring reliable sealing performance.