行业组件数据 · 2026

输送软管

A flexible hose designed to transport wet concrete or mortar from the shotcrete machine to the application surface under high pressure.

技术定义与适配语境
典型 输送软管 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 delivery hose is a critical component of shotcrete machines, engineered to withstand high-pressure pumping of abrasive concrete mixtures. It consists of multiple layers including an inner wear-resistant tube, reinforcement layers (typically steel wire or textile braiding), and an outer protective cover. These hoses are designed to maintain flexibility while resisting abrasion, pressure surges, and environmental factors during concrete spraying operations in construction and tunneling applications.

组件规格

定义
The delivery hose is a critical component of shotcrete machines, engineered to withstand high-pressure pumping of abrasive concrete mixtures. It consists of multiple layers including an inner wear-resistant tube, reinforcement layers (typically steel wire or textile braiding), and an outer protective cover. These hoses are designed to maintain flexibility while resisting abrasion, pressure surges, and environmental factors during concrete spraying operations in construction and tunneling applications.
工作原理
The delivery hose operates by creating a continuous, sealed conduit that transfers pneumatically or hydraulically propelled concrete from the machine's pumping system to the nozzle. Its flexible construction allows for maneuverability during application while maintaining structural integrity under internal pressures ranging from 10-30 bar. The reinforcement layers provide burst resistance, while the smooth inner lining minimizes friction and material buildup.
材料
Inner tube: Abrasion-resistant rubber (SBRNBR) or polyurethaneReinforcement: High-tensile steel wire braiding or spiral windingOuter cover: Weather-resistant synthetic rubber or PVCTemperature range: -20°C to +80°CPressure rating: 15-25 bar working pressure.
Length
10-30 meters standard
Bend Radius
300-600 mm
Burst Pressure
45-75 bar
Inner Diameter
38-76 mm (1.5-3 inches)
Weight per Meter
2.5-6 kg
Working Pressure
15-25 bar
Temperature Range
-20°C to +80°C
Abrasion Resistance
≥15 mm³ loss (DIN 53516)
标准
ISO 5771DIN 20022EN 856SAE J517

行业分类与别名

输送软管 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

Reinforcement wire corrosion or fatigue->Hose burst during high-pressure operation->Regular pressure testing, use of corrosion-resistant materials, proper storage away from moisture
Abrasive concrete mixture wear->Inner lining degradation causing leaks and reduced flow->Select abrasion-resistant inner materials, implement regular thickness monitoring, optimize concrete aggregate size
Improper coupling installation->Connection separation under pressure->Follow manufacturer torque specifications, use proper clamping systems, implement connection inspection protocols

工业生态与工程逻辑

0
Hose burst under overpressure
1
Abrasive wear leading to leaks
2
Material hardening causing blockages
3
Connection failure at couplings
4
Environmental degradation from UV/chemical exposure

合规与检测

tolerance
Inner diameter tolerance: ±1.5%; Length tolerance: ±0.5%; Pressure rating must exceed maximum machine pressure by 150%
test method
Hydrostatic pressure testing per ISO 1402, abrasion testing per DIN 53516, flexibility testing per ISO 1746, coupling pull-out force testing

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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

How often should shotcrete delivery hoses be replaced?

Replacement depends on usage intensity and material abrasiveness, typically every 300-500 operating hours or when inner diameter wear exceeds 10%. Regular inspection for cracks, bulges, or stiffness is recommended.

Can different brand hoses be used interchangeably on shotcrete machines?

Yes, if they match the connection specifications (flange type, thread size) and pressure ratings. However, optimal performance requires matching the hose's flexibility and abrasion resistance to the machine's operating parameters.

What causes premature hose failure in shotcrete applications?

Common causes include excessive pressure surges, improper storage (kinking), UV exposure, chemical degradation from concrete additives, and inadequate cleaning leading to material buildup and hardening.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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