行业组件数据 · 2026

精密铸造模具排气针体

Pin body for precision casting mold venting pins that regulates air and gas escape during metal casting processes.

技术定义与适配语境
典型 精密铸造模具排气针体 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。

The pin body is a critical component of venting pins used in precision casting molds, designed to create controlled pathways for air and gases to escape during molten metal injection. This prevents defects like porosity, incomplete filling, and surface imperfections by ensuring proper cavity evacuation and pressure equalization.

组件规格

定义
The pin body is a critical component of venting pins used in precision casting molds, designed to create controlled pathways for air and gases to escape during molten metal injection. This prevents defects like porosity, incomplete filling, and surface imperfections by ensuring proper cavity evacuation and pressure equalization.
工作原理
The pin body functions as the structural core of venting pins, maintaining dimensional stability while allowing gases to pass through micro-channels or porous structures. During casting, thermal expansion creates precise gaps between the pin body and mold, facilitating controlled venting without metal leakage.
材料
High-temperature tool steel (H13A2)tungsten carbideor ceramic composites with heat resistance above 1000°C and minimal thermal expansion.
Length
20-150 mm
Diameter
1-10 mm
Hardness
45-62 HRC
Surface Finish
Ra 0.4 μm max
Pressure Rating
Up to 150 bar
Operating Temperature
Up to 1200°C
标准
ISO 9001DIN 8580

行业分类与别名

精密铸造模具排气针体 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 material heat resistance->Premature deformation or melting->Use certified high-temperature alloys with proper heat treatment
Poor surface finish->Gas trapping and incomplete venting->Implement precision grinding and polishing to Ra ≤0.4 μm

工业生态与工程逻辑

0
Thermal fatigue cracking
1
Gas blockage from contamination
2
Dimensional inaccuracy causing leakage

合规与检测

tolerance
±0.01 mm diameter, ±0.05 mm length
test method
Dimensional verification with CMM, pressure testing at 1.5x operating pressure, thermal cycling validation

制造该组件的工厂

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 primary function of a pin body in venting pins?

To provide structural integrity while enabling controlled escape of air and gases during metal casting to prevent defects.

How does material selection affect pin body performance?

Materials like H13 steel or tungsten carbide ensure thermal stability, wear resistance, and prevent deformation under high temperatures and pressures.

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CNFX Industrial Component Index · 机械和设备制造

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初步技术归类
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请求制造能力信息: 精密铸造模具排气针体

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:PIN_BODY