行业组件数据 · 2026

型腔镶件

Precision-machined insert that forms the cavity shape in injection molds for plastic/rubber manufacturing.

技术定义与适配语境
典型 型腔镶件 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

A cavity insert is a removable, precision-engineered component within an injection mold assembly that defines the internal shape and surface finish of molded plastic or rubber parts. It is typically mounted in the mold base and subjected to high pressure and temperature during the injection molding process. The insert allows for easier maintenance, replacement, and customization of specific mold features without modifying the entire mold structure.

组件规格

定义
A cavity insert is a removable, precision-engineered component within an injection mold assembly that defines the internal shape and surface finish of molded plastic or rubber parts. It is typically mounted in the mold base and subjected to high pressure and temperature during the injection molding process. The insert allows for easier maintenance, replacement, and customization of specific mold features without modifying the entire mold structure.
工作原理
The cavity insert receives molten material under high pressure during injection molding, cools to solidify the material into the desired shape, and then ejects the finished part. It works in conjunction with the core insert to form the complete mold cavity, with precise alignment maintained through guide pins and bushings.
材料
Tool steels (P20H13S7)stainless steels (420440C)hardened steels (D2A2)beryllium copper alloysor aluminum alloys (7075-T6) with surface treatments like nitridingchrome platingor PVD coatings for wear resistance.
Hardness
48-62 HRC
Tolerance
±0.01-0.05 mm
Surface Finish
Ra 0.2-0.8 μm
Thermal Conductivity
15-50 W/m·K
Operating Temperature
20-300°C
标准
ISO 8015DIN 16760

行业分类与别名

型腔镶件 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Insufficient hardness or improper material selection->Premature wear, dimensional inaccuracy->Use appropriate tool steel grades with surface hardening; implement regular inspection schedules
Thermal cycling stress->Cracking or thermal fatigue->Optimize cooling channel design; use materials with good thermal conductivity; control mold temperature precisely
Improper installation or alignment->Part defects, mold damage->Use precision alignment systems; follow installation procedures; conduct run-in tests

工业生态与工程逻辑

0
Wear and tear from abrasive materials
1
Thermal fatigue cracking
2
Corrosion from certain plastics
3
Misalignment causing flash or short shots
4
Improper cooling leading to warpage

合规与检测

tolerance
ISO 2768-mK for general dimensions, ISO 8015 for geometrical tolerancing
test method
CMM measurement per ISO 10360, surface roughness testing per ISO 4287, hardness testing per ISO 6508

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来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the difference between a cavity insert and a core insert?

The cavity insert forms the external shape of the molded part, while the core insert forms the internal features. They work together to create the complete mold cavity.

How often should cavity inserts be replaced?

Replacement depends on material, production volume, and maintenance. Typically, high-wear inserts in abrasive materials may need replacement every 100,000-500,000 cycles, while well-maintained inserts can last millions of cycles.

Can cavity inserts be repaired if damaged?

Minor damage like scratches or wear can often be repaired through welding, re-machining, or re-coating. Severe damage usually requires replacement due to precision requirements.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

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URN:CNFX:ME:UNIT:CAVITY_INSERT