行业组件数据 · 2026

颚板

Jaw plates are replaceable wear components in primary crushers that crush rocks and ores through compressive force.

技术定义与适配语境
典型 颚板 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。

Jaw plates are critical wear components installed on the fixed and movable jaws of primary jaw crushers. They form the crushing chamber where raw materials like rocks, ores, and aggregates are fractured through mechanical compression. These plates are designed with corrugated or smooth surfaces to optimize crushing efficiency and particle size reduction. Their geometry, material composition, and tooth profile directly influence crusher capacity, product gradation, and operational costs in mining, quarrying, and aggregate production.

组件规格

定义
Jaw plates are critical wear components installed on the fixed and movable jaws of primary jaw crushers. They form the crushing chamber where raw materials like rocks, ores, and aggregates are fractured through mechanical compression. These plates are designed with corrugated or smooth surfaces to optimize crushing efficiency and particle size reduction. Their geometry, material composition, and tooth profile directly influence crusher capacity, product gradation, and operational costs in mining, quarrying, and aggregate production.
工作原理
Jaw plates operate on the principle of compressive crushing. The movable jaw plate moves cyclically toward the fixed jaw plate, creating a narrowing gap. Material fed into the chamber is crushed by the mechanical pressure exerted between the two plates. The corrugated or tooth patterns on the plate surfaces enhance grip and fracturing efficiency, breaking larger particles into smaller, uniform sizes through repeated compression cycles.
材料
High manganese steel (Mn14Mn18Mn22)alloy steel with chromium (Cr) and molybdenum (Mo) additivesor composite materials with ceramic inserts for abrasion resistance. Heat treatment processes like quenching and tempering are applied to achieve optimal hardness (200-400 HB) and toughness.
Weight
500-5000 kg per plate
Hardness
200-400 HB
Thickness
50-200 mm
Service Life
100,000-1,000,000 tons depending on material and application
Tooth Profile
Corrugated, smooth, or specialized patterns
标准
ISO 21873DIN 22101

行业分类与别名

颚板 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 feed material like granite or basalt->Excessive wear reducing plate thickness and crushing efficiency->Use high-chromium alloy plates, optimize feed size, and implement regular wear monitoring
Overloading or tramp metal in feed->Cracking or catastrophic plate breakage->Install metal detectors, use overload protection systems, and ensure proper crusher settings

工业生态与工程逻辑

0
Premature wear due to abrasive materials
1
Fatigue failure from cyclic loading
2
Improper installation causing misalignment
3
Material hardening leading to brittle fracture

合规与检测

tolerance
Dimensional tolerance ±2 mm for plate thickness and bolt hole alignment; surface flatness within 1.5 mm/m
test method
Ultrasonic testing for internal defects, hardness testing per ASTM E10, wear resistance testing via ASTM G65 abrasion test

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 jaw plates be replaced?

Replacement frequency depends on material hardness, crusher settings, and feed material abrasiveness. Typically, plates last from several weeks to months, with monitoring through regular inspections for wear patterns and thickness reduction.

What are the signs of worn jaw plates?

Signs include decreased crushing efficiency, increased power consumption, uneven product size, visible cracks or deformation, and excessive wear on plate teeth or surfaces.

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。

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URN:CNFX:ME:UNIT:JAW_PLATES