H13 (1.2344) Precision Cavity Inserts | Custom CNC Injection Mold Tooling

Product Overview

The 1.2344 high-precision cavity inserts manufactured by Senlan Precision are designed for plastic injection mould tooling requiring stable dimensional accuracy and consistent cavity performance. Produced strictly to customer drawings, these inserts are suitable for multi-cavity and high-cycle moulds used in packaging and medical applications, where repeatability and long service life are critical.

Key Features & Technical Advantages

• Manufactured from AISI 1.2344 hot work tool steel

• High dimensional accuracy for cavity forming areas

• Stable tolerance control for multi-cavity mould systems

• Consistent surface quality for reliable demoulding

• Suitable for high-cycle injection mould operation

• Designed for replacement and maintenance efficiency

• Customized / OEM / Built-to-Print manufacturing

Applications & Industry Use

These cavity inserts are widely applied in:

• Plastic injection moulds for bottle caps and closures

• Packaging moulds requiring tight cavity consistency

• Medical moulds with strict geometry and repeatability demands

• Multi-cavity mould systems with balanced filling requirements

• Injection mould tooling for continuous production environments

Mould Structure & Design Description

In injection mould assemblies, 1.2344 cavity inserts are used as critical forming components within the cavity plate. They define the external geometry of molded parts and directly influence surface finish and dimensional stability.

Senlan Precision manufactures cavity inserts according to:

• Customer-provided drawings

• Specified tolerances and surface finish requirements

• Defined installation and fixing structures

• Compatibility with existing mould bases and tooling systems

Manufacturing Capability & CNC Machining

Senlan Precision is equipped with advanced CNC machining resources dedicated to precision mould components.
Our manufacturing capability includes high-accuracy machining using MAKINO (Japan) and HARDINGE (USA) equipment, enabling:

• Precision CNC milling and turning

• Stable machining accuracy for complex cavity geometries

• Consistent dimensional control across batches

• Controlled surface finish suitable for injection moulding

All machining processes are supported by in-process inspection to ensure conformity to drawings.

Custom Manufacturing & OEM Process

We provide full OEM and customized cavity insert manufacturing, including:

• Built-to-Print production based on customer CAD drawings

• Engineering review prior to production release

• Support for non-standard cavity designs

• Prototype, small-batch, and volume production

Each project follows a structured process to ensure dimensional accuracy and delivery reliability.

Quality Control & Export Experience

With long-term experience supplying precision mould parts to international customers, Senlan Precision applies strict quality control procedures:

• Incoming material inspection

• In-process dimensional checks

• Final inspection of critical cavity features

• Traceable inspection records for export orders

Quality documentation can be provided according to customer requirements.

Related Mould Components

• Mold core pins and core inserts

• Precision cavity inserts

• Mold sleeves and wear parts

• Multi-cavity mould spare components

All related products are supplied on a Built-to-Print basis.

Technical FAQ

Q1: Are these cavity inserts standard parts?
No. All cavity inserts are custom-manufactured according to customer drawings.

Q2: Can they be used in multi-cavity moulds?
Yes. They are suitable for multi-cavity injection mould systems requiring consistent cavity performance.

Q3: What tolerance levels can be achieved?
Tolerance capability is controlled according to drawing requirements and application needs.

Q4: Do you support replacement cavity inserts for existing moulds?
Yes. Replacement and spare cavity inserts can be manufactured based on provided drawings or samples.

Request a Quotation

For pricing, lead time, or technical consultation regarding 1.2344 high-precision cavity inserts for injection mould tooling, please submit your drawings or specifications.
Our engineering team will review your requirements and provide a detailed quotation.