行业组件数据 · 2026

压接模具

Precision tool for crimping bullet casings in ammunition manufacturing

技术定义与适配语境
典型 压接模具 会按材料、尺寸公差、适配关系和失效风险在 汽车制造 中评估。

A crimping die is a specialized tooling component used in bullet seating and crimping presses to apply controlled radial pressure on the mouth of a cartridge case, securing the bullet in place through plastic deformation of the case neck. It ensures consistent crimp depth, diameter, and profile for reliable ammunition performance.

组件规格

定义
A crimping die is a specialized tooling component used in bullet seating and crimping presses to apply controlled radial pressure on the mouth of a cartridge case, securing the bullet in place through plastic deformation of the case neck. It ensures consistent crimp depth, diameter, and profile for reliable ammunition performance.
工作原理
The die applies radial compressive force through a tapered or profiled cavity, plastically deforming the cartridge case neck material around the bullet. This creates mechanical interference that prevents bullet movement during handling, feeding, and firing while maintaining consistent bullet pull force.
材料
Tool steel (D2A2or M2 grades)carbide inserts for high-volume productionsurface hardness 58-62 HRCcorrosion-resistant coatings (TiNTiCN)
Tolerance
±0.0005 inches
Service Life
50,000-500,000 cycles
Temperature Range
20-150°C
Operating Pressure
2-8 tons
Crimp Diameter Range
0.355-0.458 inches
标准
ISO 9001SAAMICIP

行业分类与别名

压接模具 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

Abrasive wear from brass cases->Increased crimp diameter beyond tolerance->Regular dimensional checks and scheduled replacement
Improper die setup->Asymmetric crimp causing bullet tilt->Use alignment fixtures and torque-controlled installation

工业生态与工程逻辑

0
Tool wear leading to inconsistent crimp
1
Material fatigue causing die fracture
2
Improper alignment damaging cartridge cases
3
Over-crimping affecting ballistic performance

合规与检测

tolerance
±0.0005 inches diameter, ±0.001 inches concentricity
test method
Go/no-go gauge verification, sample cartridge sectioning, bullet pull force testing (SAAMI standard)

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 difference between taper crimp and roll crimp dies?

Taper crimp dies apply gradual pressure for semi-automatic cartridges, while roll crimp dies create a pronounced groove for revolver ammunition with cannelured bullets.

How often should crimping dies be inspected?

Visual inspection every 5,000 cycles, dimensional verification every 25,000 cycles, and complete recalibration every 100,000 cycles or when changing cartridge specifications.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 汽车制造

数据基础

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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。

请求制造能力信息: 压接模具

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:CRIMPING_DIE