0.002mm Tolerance Flat Head Core Pins | Precision Pipette Tip Mold Parts

Product Overview

Senlan Precision manufactures flat head core pins with tolerance up to ±0.002 mm for medical laboratory pipette injection moulds. These core pins are designed for high-precision plastic moulding where dimensional consistency, flatness, and repeatability are critical. All components are produced strictly Built-to-Print, supporting OEM medical mould applications.

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Key Features & Technical Advantages

• Dimensional tolerance up to ±0.002 mm

• Flat head design for accurate forming and ejection

• Excellent straightness, flatness, and concentricity control

• Suitable for high-cavity and high-cycle medical moulds

• Stable performance for thin-wall and micro-feature parts

• Custom / OEM / Built-to-Print manufacturing only

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Application Scenarios / Industry Applications

• Medical laboratory pipette moulds

• Disposable medical plastic components

• Precision medical consumables tooling

• Injection moulds requiring micro-tolerance core pins

• Multi-cavity medical mould systems

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Mold Structure & Design Description

Flat head core pins are critical forming elements in pipette moulds, defining internal geometry and ensuring consistent wall thickness. Tight tolerance and flatness control directly affect part accuracy and repeatability. Senlan Precision applies precision grinding and fine finishing processes to ensure stable fit, controlled clearance, and reliable mould operation.

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Manufacturing Capability & CNC Machining Capacity

To achieve ultra-tight tolerances, Senlan Precision operates advanced equipment:

• MAKINO high-precision CNC machining centers (Japan)

• HARDINGE CNC turning systems (USA)

• Precision cylindrical grinding and surface grinding

• Controlled heat treatment and stress relief

• In-process measurement for micro-tolerance control

Typical achievable accuracy: up to ±0.002 mm, depending on geometry and length.

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Custom Development / OEM Cooperation Process

1. Review of drawings, tolerance, and application requirements

2. Material selection and process planning

3. CNC machining and precision grinding

4. Full dimensional inspection and validation

5. Packaging and export delivery

All projects follow a Built-to-Print OEM workflow with no standard inventory.

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Quality Control & Export Experience

• Incoming material inspection and traceability

• In-process inspection for diameter, flatness, and straightness

• Final measurement using high-accuracy gauges

• Strict quality standards for medical mould components

• Stable export experience for global medical and packaging mould customers

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Related Products Recommendation

• Precision core pins for medical moulds

• Micro-tolerance ejector pins

• Mold inserts and sleeves for medical tooling

• Multi-cavity mould precision components

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FAQ – Technical & Procurement

Q1: Can ±0.002 mm tolerance be maintained consistently?
Yes. With precision grinding and controlled inspection, this tolerance is achievable for suitable geometries.

Q2: Is this product available as a standard part?
No. All flat head core pins are manufactured Built-to-Print.

Q3: What materials can be used?
Tool steels and stainless steels can be selected according to drawings and application needs.

Q4: Are these suitable for high-cavity medical moulds?
Yes. They are designed for repeatability and dimensional stability in multi-cavity systems.

Q5: Do you support prototype and small batch orders?
Yes. Prototype, trial, and production volumes are supported.

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Get a Quote

For pricing, lead time, or technical evaluation of ±0.002 mm flat head core pins for medical laboratory pipette moulds, please contact Senlan Precision with your drawings. Our engineering team will provide a detailed quotation and manufacturing feedback.