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Help CenterOEM Precision Injection Mold for Robot Vacuum Roller Spool, NAK80 Steel, Cold Runner, 300K Shots, UG/Parasolid Design
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Welcome to Changzhou Hongxinyutai Precision Mold Co., Ltd. – your trusted partner for high-quality injection molds. Since 2017, we have specialized in manufacturing precision molds for demanding applications. Our OEM Precision Injection Mold for Robot Vacuum Roller Spool is engineered to deliver exceptional durability, accuracy, and long service life. Crafted from premium NAK80 steel and designed with a cold runner system, this mold offers reliable performance for over 300,000 shots. Whether you need a custom mold for a new robot vacuum model or a replacement, our UG/Parasolid design capabilities ensure seamless integration with your production line.
Key Features & Technical Specifications
- Material Excellence: NAK80 steel – pre-hardened, high wear resistance, excellent polishability for smooth spool surfaces.
- Cold Runner System: Efficient material flow, reduced waste, lower cycle times compared to hot runner alternatives.
- Long Mold Life: Designed for 300,000+ injection cycles under standard production conditions.
- High Precision: Tolerances within ±0.01 mm, ensuring consistent roller spool dimensions.
- Design Flexibility: Compatible with UG (Unigraphics) and Parasolid formats – easy modifications and quick validation.
- OEM/ODM Service: Custom cavity count, gating design, cooling layout per your product drawings.
| Specification | Value |
| Steel Grade | NAK80 (HRC 37–42) |
| Runner Type | Cold Runner |
| Design Software | UG / Parasolid |
| Expected Lifespan | 300,000+ shots |
| Cavities | Customizable (typically 1–4) |
| Product Application | Robot vacuum roller spool |
| Surface Finish | High polish (SPI A1 or custom) |
Why Choose Our Mold for Your Robot Vacuum Roller Spool?
The roller spool is a critical component in robot vacuums – it drives the brush roll and must be manufactured with tight tolerances to avoid noise, vibration, and premature wear. Our mold delivers consistent wall thickness, perfect roundness, and smooth surface finish. The NAK80 steel ensures minimal deformation even after hundreds of thousands of cycles, reducing your downtime and replacement costs. Additionally, the cold runner system simplifies maintenance and lowers initial investment compared to hot runner molds.
Customer Benefits:
- Cost Efficiency: Reduced scrap rate and longer tool life lower your per-part cost.
- Fast Time-to-Market: Our in-house design team can finalize mold design within 7–10 working days after receiving your 3D model.
- Global Support: We ship from Jiangsu, Shanghai, and Shenzhen ports, serving markets across North America, Europe, Asia, and beyond.
- Quality Assurance: Each mold undergoes rigorous testing – dry cycle, trial shot, dimensional inspection – before shipment.
Trusted by Manufacturers Worldwide
Changzhou Hongxinyutai Precision Mold Co., Ltd. has been a reliable manufacturer since 2017. With a factory spanning 1,000–3,000 square meters and a skilled team of 51–100 employees, we have the capacity to handle both prototyping and mass production orders. We hold TS16969 certification (please confirm specific scope), demonstrating our commitment to standardized quality management. Our molds have been exported to North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and many other regions – a testament to our global competitiveness. We invite you to send your roller spool design for a free feasibility review. Our engineers will propose optimal gate location, cooling channel layout, and parting line to maximize your production efficiency.
Contact us today for a quotation or technical discussion. Let our precision mold help you build better robot vacuums.
Frequently Asked Questions (FAQ)
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Q: Can you customize the mold for my specific roller spool design?
A: Absolutely. We offer full OEM service. Send your 2D drawings or 3D models (IGS, STEP, STP, Parasolid, UG formats) and we will design the mold accordingly. -
Q: What is the typical delivery time for this mold?
A: Standard lead time is 20–30 working days after design approval. Rush orders can be accommodated with expedited scheduling. -
Q: Is NAK80 steel suitable for high-volume production?
A: Yes, NAK80 is a popular choice for molds requiring long life and mirror finish. With proper maintenance, our mold can exceed 300,000 shots. -
Q: Do you provide after-sales support or mold repair?
A: Yes, we offer technical support and spare parts for the lifespan of the mold. Repair services are available at reasonable cost. -
Q: What injection machine specifications are compatible?
A: We design the mold based on your machine’s clamping tonnage and tie-bar spacing. Common sizes range from 80T to 200T injection molding machines. -
Q: Can you add a hot runner system instead of cold runner?
A: Yes, we can modify the design to include a hot runner if required. However, the quoted price and lead time may change. Please discuss with our sales team. -
Q: How do you ensure the mold quality before shipment?
A: We conduct a trial run with your recommended plastic material, measure critical dimensions with CMM, and provide a trial report with samples for your approval. -
Q: What is the warranty period for this mold?
A: Our molds come with a 12-month warranty against manufacturing defects under normal usage conditions.
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