±pm$0.002mm Concentricity Pipette Tip Cores | M340 & S136 Medical Mold Parts

Product Overview

Laboratory parts for high-accuracy pipettor systems are precision injection mold components manufactured from M340 or S136 tool steel. These parts are designed for laboratory and medical molding applications where concentricity, dimensional stability, and surface quality are critical. Senlan Precision supplies these components strictly on a built-to-print basis, ensuring consistent performance in multi-cavity injection molds.

Core Features & Technical Advantages

• Manufactured from Böhler M340 or S136 stainless mold steel

• High concentricity control for precision pipettor molding

• Excellent corrosion resistance for medical and laboratory environments

• Stable hardness and microstructure after heat treatment

• Precision grinding and CNC machining for tight tolerances

• Suitable for high-cavity and high-repeatability molds

• Custom / OEM production based strictly on technical drawings

Application Scenarios / Industry Applications

These high-accuracy pipettor mold components are applied in:

• Laboratory pipette and micropipette injection molds

• Medical consumable molding tools

• Precision plastic molding for laboratory fluid handling parts

• Multi-cavity molds requiring strict concentricity control

• Clean-use and medical molding environments

Applications focus on laboratory and medical injection molding industries.

Mold Structure & Design Description

In pipettor injection molds, core components directly influence internal geometry, wall thickness consistency, and concentricity.

Design considerations include:

• Precise alignment between core pins and cavity inserts

• Concentricity control to ensure accurate fluid handling

• Smooth surface finish to support demolding and part consistency

• Structural rigidity for long production cycles

• Compatibility with multi-cavity mold layouts

All components are manufactured according to customer-provided mold drawings and technical specifications.

Manufacturing Capability & CNC Machining

Senlan Precision provides high-precision CNC machining for laboratory mold components.

Capabilities include:

• CNC turning and milling for complex geometries

• High-precision cylindrical and internal grinding

• Controlled heat treatment for M340 and S136 materials

• Dimensional control for concentricity-critical features

• Stable repeatability for long-term OEM programs

Advanced machining centers from MAKINO (Japan) and HARDINGE (USA) ensure machining accuracy and surface consistency.

Custom Development / OEM Cooperation Process

All laboratory pipettor mold components are supplied under a Custom / OEM / Built-to-Print model.

Standard process:

1. Drawing and technical requirement evaluation

2. Material selection (M340 / S136) confirmation

3. Precision CNC machining and grinding

4. Dimensional and concentricity inspection

5. Packaging and export delivery

Prototype and serial production are both supported.

Quality Control & Export Experience

Quality assurance includes:

• Raw material verification

• In-process inspection for critical dimensions

• Final inspection for concentricity and surface quality

• Process traceability for repeat orders

Senlan Precision has extensive experience supplying precision mold components to global B2B customers.

Related Products

• Mold core pins and cavity inserts for medical molds

• Precision ejector pins and sleeves

• Injection mold components for laboratory consumables

• Custom CNC machined mold parts

All related products are available as built-to-print solutions.

Technical FAQ

Q1: Are these pipettor mold components standard parts?
No. All parts are custom-manufactured according to customer drawings.

Q2: Why choose M340 or S136 material?
Both materials offer excellent corrosion resistance, dimensional stability, and suitability for medical and laboratory molding.

Q3: Can these parts meet strict concentricity requirements?
Yes. Precision grinding and inspection processes are applied for concentricity-critical features.

Q4: Do you support long-term OEM supply?
Yes. Stable OEM cooperation is available for continuous production programs.

Request a Quotation

For Laboratory Parts High Accurate Pipettor Injection Mold Components, please submit your drawings and technical specifications.
Our engineering team will review your requirements and provide a technical quotation accordingly.