• Custom Silicone Accessories
  • Custom Silicone Accessories
  • Custom Silicone Accessories
  • Custom Silicone Accessories
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Custom Silicone Accessories

    Specializing in vacuum casting parts and silicone vacuum molding, we combine advanced rapid prototyping with scalable production technologies to deliver high-precision components for automotive, medical, and consumer electronics industries.

    China-based silicone casting manufacturer


    As a professional Chinese silicone casting manufacturer, JinYi Mold is committed to providing the most efficient customized silicone solutions for the medical, automotive and high-end consumer electronics industries. We are well aware of the strict standards for material safety, production cleanliness and regulatory compliance in the medical and device fields. Our core advantage lies in the use of high-precision silicone molds and vacuum casting technology to provide one-stop services from rapid prototyping (Fast Turnaround) to small and medium-sized batch production for medical seals, gaskets and surgical instrument components, thereby meeting customers' dual needs for speed and quality during the R&D iteration and market introduction stages.

    We have an engineering team of more than 500 people and an ISO 9001 quality system, and have successfully expanded our engineering control experience in precision injection molds to the silicone field. With our independent mold design and processing capabilities, we ensure that the entire process from medical grade material selection, mold flow channel optimization to clean room production can be controlled, focusing on solving key issues in core areas such as small size, complex geometric structure, biocompatibility and sealing performance of silicone parts.


    fast turnaround silicone mold casting


    Key points of systematic engineering technology


    • Materials Engineering Compliance: 

      For medical seals and surgical instrument components, our first choice is platinum-vulcanized medical-grade silicone certified to ISO 10993 and USP Class VI to ensure biocompatibility and long-term stability. Our material library includes many types of special silicone such as high tear resistance, transparency, and high temperature resistance. We can provide professional material selection suggestions based on the functional requirements of customized silicone parts (such as flexibility, conductivity, and flame retardancy).

    • High-precision molds and rapid prototyping technology: 

      We use high-precision silicone molds with cavity accuracy as high as ±0.05mm to ensure strict consistency in component dimensions and microscopic surface quality. Combined with fast-turnaround silicone mold casting services, we can complete the delivery of prototypes or small batches of products within days, greatly accelerating customers' R&D verification and clinical testing processes.

    • Integration of secondary processing and cleaning: 

      Once casting is complete, we offer a full range of value-added process services, including sandblasting, laser engraving, silk screen printing to meet specific tactile or marking needs, as well as cleanroom packaging and sterilization validation support to comply with sterile barrier requirements. All operations strictly comply with medical product production specifications.


    silicone casting for medical seals and gaskets


    Validation and Quality Assurance:

    We strictly abide by the quality management system related to medical devices to ensure that each batch of products is traceable and has stable and reliable performance.

    • Process flow: 

      We strictly monitor and record key parameters such as vacuum degree, mixing ratio, solidification temperature and time of vacuum casting to ensure the stability of the process.

    • Factory inspection: 

      In addition to routine dimensional inspection (using optical projector or CMM) and full appearance inspection, we also provide material certification reports, chemical performance tests, and basic sealing function tests based on customer needs.

    • Documentation support: 

      We can provide production record documents that comply with quality system requirements for silicone parts for medical purposes, helping customers complete their own product registration and marketing applications.


    China-based silicone casting manufacturer


    Delivery support:

    We understand the differentiated needs for packaging in different industries. For medical seals and surgical instrument components, we provide vacuum bagging, blister box packaging and other solutions that meet cleanliness requirements; for other industrial components, we use scratch-resistant customized packaging. As a manufacturer based in China, we rely on our efficient local supply chain and logistics network to ensure fast and reliable global delivery.

    JinYi Mold is committed to becoming a trusted partner for rapid customization of silicone parts for customers in the medical and high-end industrial fields. It combines precision mold technology with strict process management to transform complex designs into safe, reliable and timely delivery products.


    About Us

    fast turnaround silicone mold casting


    Jinyi Mold was established in 1998 and is headquartered in Dongguan, Guangdong. Our professional team provides injection mold and die-casting mold services, providing you support in every aspect from design, manufacturing to final assembly.


    silicone casting for medical seals and gaskets


    Production equipment: 

    dozens of CNC machining centers (gantry & 5-axis), injection molding machines (80-1600 tons), EDM machines, automation equipment, etc.

    Scope of services: 

    Establish solid partnerships with Europe, Australia and Asia to carry out international export business.

    Company production capacity: A 13,000㎡ production base in Maoming (built in 2022), backing an annual turnover surpassing 150 million RMB.

    Honors and qualifications: 

    Possess High-Tech Enterprise Certification, ISO9001:2015 Quality management system certification.


    China-based silicone casting manufacturer


    Logistics and freight: 

    Logistics follows international transportation standards, and packaging is packed in reinforced wooden boxes, filled with PE foam and wrapped in moisture-proof bags.


    fast turnaround silicone mold casting


    Marketing: Selina Chan

    WhatsApp:+8618969686504

    Email:selina@jy-mould.com

    Contact us to discuss how we can support your project needs


    Please know that when you choose Jinyi Mold, we are not only a supplier, but also a Chinese manufacturing partner with 25 years of experience in mold design, manufacturing, and assembly.

    • 1. What industries mainly serve?

      We specialize in providing high-precision mold manufacturing and injection molding solutions for industries including automotive, home appliances, consumer electronics, medical devices, and industrial equipment.

    • 2. How do we ensure the quality of molds and parts?

      Quality is controlled through a comprehensive system, including mold flow analysis, strict material certification, in-process inspections, and final product testing. We also provide complete documentation such as steel certificates, hardness reports, and dimensional inspection reports.

    • 3. What is our typical lead time for mold manufacturing and mass production?

      For mold making, the lead time is typically 4–6 weeks after design approval. For mass production of plastic parts, it usually takes 2–3 weeks depending on part complexity and order quantity.

    • 4. Do we offer design support for new product development?

      Yes, our engineering team provides full support from DFM (Design for Manufacturability) analysis to mold design optimization, helping customers accelerate product development and reduce production risks.

    • 5. What is our standard payment terms?

      Our standard terms are 50% deposit upon order confirmation and 50% balance payment before shipment. Flexible payment arrangements can be discussed based on project scope and cooperation level.

    • 6. Can we handle small batch orders or prototype development?

      Absolutely. In addition to mass production, we offer low-volume manufacturing, rapid prototyping via 3D printing and silicone molding, ensuring customers can quickly validate designs before full-scale production.

    • 7. What file formats we accept for mold design and quotation?

      We accept a wide range of file formats including STEP, IGES, DWG, and PDF for mold design, DFM analysis, and quotation preparation.

    • 8. Do we offer mold maintenance and after-sales support?

      Yes, we provide mold maintenance instructions with each shipment. If any issues occur, our technical team offers remote support or on-site service depending on the situation.

    • 9. Can we manage multi-cavity or family mold projects?

      Yes, we have extensive experience in multi-cavity, family molds, and complex molds that require interchangeable inserts, ensuring cost-effective and efficient production for customers.

    • 10. What materials commonly use for injection molding?

      We are familiar with a wide range of thermoplastics including ABS, PC, PA, POM, PP, TPE, TPU, and high-performance engineering plastics based on customer requirements.

    • 11. Can we support mold export standards for overseas production?

      Yes. We are experienced in manufacturing molds compliant with international standards such as HASCO, DME, and MISUMI, ensuring smooth integration with overseas production lines.

    • 12. How to protect customer intellectual property (IP)?

      We take IP protection seriously. We are willing to sign NDAs (Non-Disclosure Agreements) and have strict internal controls to ensure all customer designs and projects remain confidential.

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