行业组件数据 · 2026

耐磨保护器

Wear protectors are specialized components that shield critical surfaces of digging chains and cutter wheels from abrasion, impact, and material wear during excavation operations.

技术定义与适配语境
典型 耐磨保护器 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。

Wear protectors are engineered components designed to protect the high-stress contact surfaces of digging chains and cutter wheels in mining, tunneling, and excavation machinery. They function as sacrificial layers that absorb mechanical wear from soil, rock, and abrasive materials, thereby extending the service life of the primary structural components. These protectors are strategically mounted on chain links, teeth, or wheel segments where direct material contact occurs, reducing maintenance frequency and operational downtime.

组件规格

定义
Wear protectors are engineered components designed to protect the high-stress contact surfaces of digging chains and cutter wheels in mining, tunneling, and excavation machinery. They function as sacrificial layers that absorb mechanical wear from soil, rock, and abrasive materials, thereby extending the service life of the primary structural components. These protectors are strategically mounted on chain links, teeth, or wheel segments where direct material contact occurs, reducing maintenance frequency and operational downtime.
工作原理
Wear protectors operate on the principle of sacrificial protection, where a durable, replaceable component absorbs the abrasive and impact forces that would otherwise degrade the more expensive and structurally critical parts of the digging chain or cutter wheel. They distribute stress, reduce friction, and prevent direct wear on base materials through their hardened surfaces and optimized geometry.
材料
High-chromium cast iron (e.g.ASTM A532 Class III Type A)tungsten carbide overlayshardened steel alloys (e.g.AR400AR500)or ceramic-metal composites. Materials are selected based on abrasion resistanceimpact toughnessand compatibility with the base component.
Hardness
500-700 HBW
Thickness
10-50 mm
Mounting Type
Bolted, welded, or clamped
Weight per Unit
2-15 kg
Operating Temperature
-20°C to 150°C
标准
ISO 21975DIN 22101

行业分类与别名

耐磨保护器 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

Inadequate hardness for abrasive materials->Rapid wear leading to chain or wheel damage->Select materials with higher abrasion resistance (e.g., tungsten carbide) and conduct regular thickness inspections.
Poor mounting or bolt fatigue->Protector detachment during operation->Use high-strength fasteners, apply proper torque, and implement routine bolt tension checks.

工业生态与工程逻辑

0
Premature failure due to improper material selection
1
Reduced equipment efficiency from excessive wear
2
Safety hazards from protector detachment under high stress

合规与检测

tolerance
±1.5 mm on mounting dimensions, surface flatness within 0.5 mm per 100 mm
test method
Abrasion testing per ASTM G65, impact testing per ASTM E23, hardness verification via Brinell or Rockwell testing

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

How often should wear protectors be replaced?

Replacement frequency depends on material abrasiveness and operating hours; typically inspected every 200-500 hours and replaced when wear exceeds 50% of original thickness.

Can wear protectors be refurbished or reconditioned?

Yes, some protectors with hardfacing can be rebuilt through welding or overlay processes, but replacement is often more cost-effective for severely worn units.

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 · 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。

请求制造能力信息: 耐磨保护器

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:WEAR_PROTECTORS