OEM EV Water Pump Plastic Molding: Full CMM Inspected PPS+GF30 Injection Tooling and Ultrasonic Welding Ready for SE Asian Auto Markets
Product Spotlights
Welcome to Changzhou Hongxinyutai Precision Mold Co., Ltd. – a trusted manufacturer established in 2017 with a factory spanning 1,000–3,000 square meters and a dedicated team of 51–100 employees. Our OEM EV Water Pump Plastic Molding solution is specifically engineered for the demanding Southeast Asian auto market, combining PPS+GF30 injection tooling with full CMM inspection and ultrasonic welding readiness. This product ensures precision, durability, and seamless integration into electric vehicle cooling systems, delivering exceptional performance under high-temperature and high-pressure conditions.
Our advanced tooling is designed to produce complex water pump components with tight tolerances, all verified by our in-house CMM (Coordinate Measuring Machine) to guarantee dimensional accuracy. The use of PPS+GF30 (Polyphenylene Sulfide with 30% glass fiber) provides outstanding chemical resistance, thermal stability, and mechanical strength, making it ideal for EV applications. Additionally, the mold is optimized for ultrasonic welding, enabling efficient assembly and leak-proof sealing.
Key Features & Technical Specifications
- Material: PPS+GF30 – high temperature resistance (up to 260°C), excellent dimensional stability, and resistance to coolants and oils.
- Injection Tooling: Precision-engineered multi-cavity molds with hot runner systems for consistent quality and reduced cycle time.
- Full CMM Inspection: Every critical dimension is measured and documented, ensuring compliance with customer specifications (±0.01 mm tolerance).
- Ultrasonic Welding Ready: Mold design includes energy director features for reliable ultrasonic assembly, eliminating secondary operations.
- Customization: Mold cavity, gate location, and cooling channels can be tailored to your specific water pump design and production volume.
- Certification: Manufactured under TS16969 quality management system (IATF 16949 equivalent), ensuring automotive-grade reliability.
- Market Focus: Optimized for Southeast Asian automotive climates, with enhanced corrosion resistance and thermal cycling performance.
Technical Parameters (Typical Mold)
| Parameter | Details |
| Mold Material | H13 / 1.2344 steel, hardened to 48–52 HRC |
| Cavity Count | 1 – 4 cavities (customizable) |
| Injection Pressure | Up to 2,000 bar |
| Cycle Time | 30 – 60 seconds (depending on part geometry) |
| CMM Accuracy | ±0.005 mm (calibrated monthly) |
| Ultrasonic Welding Compatibility | 20 kHz / 40 kHz systems |
Benefits for Your Business
- Reduced Time-to-Market: Our tooling is ready for production and ultrasonic welding, eliminating the need for additional process development.
- Cost Efficiency: PPS+GF30 material reduces part weight while maintaining strength, lowering overall system cost.
- High Reliability: Full CMM inspection ensures that every molded part meets your exact specifications, minimizing rejects and rework.
- Local Support for SE Asia: We have experience shipping to Southeast Asian markets, with fast logistics from Jiangsu, Shanghai, or Shenzhen ports.
- Scalability: From prototype to mass production, our mold design supports both low-volume and high-volume runs.
Trust & Assurance: Since 2017, Changzhou Hongxinyutai has served customers across North America, South America, Europe, Southeast Asia, and beyond. We hold the TS16969 certification, reflecting our commitment to automotive quality standards. Our 1,000–3,000 sqm facility is equipped with advanced CNC machines, EDM, CMM, and ultrasonic welding test stations. We have delivered over 500 mold sets for automotive components, with a 98% on-time delivery rate. Contact us today to discuss your EV water pump project – we provide free DFM (Design for Manufacturing) analysis and a quick quotation within 48 hours.
Frequently Asked Questions
-
What is the lead time for this custom mold?
Typical lead time is 30–45 days for a single-cavity mold, depending on complexity. Rush orders can be arranged upon request. -
Can you provide samples before mass production?
Yes, we offer T0 (trial shot) samples with full CMM report for your approval before proceeding to production. -
Is this mold suitable for other EV components besides water pumps?
Absolutely. The PPS+GF30 material and ultrasonic welding capability are ideal for coolant housings, battery connectors, and sensor brackets. -
Do you handle the ultrasonic welding process as well?
We do not weld parts in-house, but our mold design is optimized for common ultrasonic welding parameters, and we can recommend qualified welding partners. -
What is the minimum order quantity (MOQ)?
For new tooling projects, the MOQ is 1 mold. For production parts, MOQ is typically 5,000 pieces per order. -
How do you ensure the mold meets SE Asian environmental conditions?
We test the tooling with PPS+GF30 under high humidity and temperature cycling (85°C/85% RH) to simulate tropical climates. -
Can you modify an existing mold design to fit our water pump?
Yes, we offer mold modification services. Our engineers can adjust gate locations, cooling channels, and ejection systems to match your part. -
Is the TS16969 certification applicable to this mold?
Yes, our entire manufacturing process is controlled under TS16969, covering design, production, inspection, and delivery.
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