Pipe Conveyor Belt
Pipe Conveyor Belt2
Pipe Conveyor Belt3
Pipe Conveyor Belt4
Pipe Conveyor Belt
Pipe Conveyor Belt2
Pipe Conveyor Belt3
Pipe Conveyor Belt4

Pipe Conveyor Belt

Pipe conveyor belt (tubular conveyor belt) folds into a closed tube in operation, fully containing bulk materials to eliminate spillage and dust emissions while shielding cargo from external contamination.
Supporting sharp horizontal and vertical bends, it meets strict environmental requirements and helps plants remove redundant transfer points, favored by operators troubled by on site dust and leakage issues.

Product Overview

Lots of plant operators go for pipe conveyor belt (also called tubular conveyor belt), when dust control and zero spillage become big headaches on site. This belt folds into a closed tube during running. It locks bulk materials fully inside rubber tubing. No material spill off, little dust blow out, and keeps outside dirt away from conveyed goods.

It fits conveyor layouts with tight horizontal or vertical bends. Works great for jobs with strict local environmental rules. Many sites skip extra transfer points just by switching over to this tubular belt solution.

 

Features

  • Two reinforcement options: high tensile steel cords or multi ply textile carcass. Both deliver reliable tension strength for long distance, heavy volume bulk handling.
  • Full set of cover rubber grades available. Each holds up well under continuous flexing, impact and cyclic load in real world plant conditions.
  • Built in cross section rigidity. The tubular shape stays stable even under full load; avoids collapse or unwanted deformation.
  • Tuned longitudinal elasticity. Makes the belt perform reliably on routes with sharp curve sections. Less need to build extra transfer stations.
  • Carcass stiffness varies across belt width. Edges are made more flexible. This ensures firm, consistent overlap once the belt forms a pipe. Hardly any gaps open during normal running.
  • Cuts material loss caused by spillage. Helps sites meet emission requirements.
  • Handles high capacity and long haul conveying set ups.

 

Rubber Cover Options

Select suitable rubber compound based on your material and working environment:

  • Normal Abrasion resistant:Standard choice for most regular bulk solids. Handles friction and particle impact in daily operation.
  • Heat resistant: For hot feed like clinker, high temp ore and calcined products. Tolerates sustained high temperature contact.
  • Low Rolling resistant:Brings down running friction. Cuts power draw for long conveyor lines and lowers your ongoing energy expense.
  • Oil resistant: Use with oily or greasy bulk materials. Stops rubber swelling, softening and early performance failure from oil exposure.
  • Flame retardant: Designed for underground mines and high fire risk zones. Limits flame spread once ignited.
  • Acid & Alkali resistant:Resists chemical erosion when handling corrosive bulk or working in acid alkali fume surroundings. Slows rubber ageing.

 

 Applications

Pipe conveyor belts handle bulk material transport across multiple industries, especially sites with high environmental protection expectations:

  • Mining: Coal, ore and mine waste transport. Perfect for lines running close to residential zones or public roads.
  • Power plants:Raw coal and coal ash delivery. Closed tube structure keeps coal dust from spreading to surrounding areas.
  • Metallurgy: Move sinter, pellets and other metallurgical raw materials. Well suited for lines with frequent direction changes.
  • Building materials: Limestone, cement clinker, gypsum and construction aggregates.
  • Grain industry: Transport wheat, corn and similar crops. Shields grain from moisture, insects and external contamination.

 

Product Classification

Multi ply Fabric Pipe Conveyor Belt

Reinforced with multi layer high strength textile fabric. Suits light to medium load and medium length conveying lines. Lower overall project investment. Field splicing and routine maintenance can be done easily.

Pipe Conveyor Belt detail

 

Specification

Nominal Pipe Diameter (mm) Φ100 Φ150 Φ200 Φ250 Φ300 Φ350 Φ400 Φ500
Belt Width (mm) 360 600 800 1000 1100 1300 1600 1850

 

Adhesion Strength of Abrasion-resistant Belt (Type D) and Scratch-resistant Blet (Type H)

Item Fabric to Fabric

(N/mm)

Fabric to Intermediate

(N/mm)

Cover to Fabric (N/mm)
Cover to FabricCover Thickness ≤1.5mm Cover to FabricCover thickness >1.5mm
Maximum ≤ 20 20 20 20
Average ≥ 8.0 8.0 5.0 6.0
Minimum ≥ 7.4 7.4 4.4 5.4

 

Steel Cord Pipe Conveyor Belt

Reinforced with heavy duty high strength steel cords. Provides very high tensile strength. Built for long distance, high tonnage pipe conveyor systems. Widely adopted in large scale mines and heavy industrial projects.

Pipe Conveyor Belt detail

 

Specification

Nominal Pipe Diameter (mm) Φ200 Φ250 Φ300 Φ350 Φ400 Φ500
Belt Width (mm) 800 1000 1100 1300 1600 1850

 

Technical Parameters

Belt Width (mm) ST630 ST800 ST1000 ST1250 ST1600 ST2000 ST2500 ST2800 ST3150 ST3500 ST4000 ST4500 ST5000
800 75 75 63 63 63 63 50 50 50 50
1000 95 95 79 79 79 79 64 64 64 64 64 59 55
1100 105 105 87 87 87 87 69 69 69 69 69 65 61
1300 124 124 103 103 103 103 83 83 83 83 83 77 72
1600 151 151 126 126 126 126 101 101 101 101 101 96 90
1850 177 177 147 147 147 147 119 119 119 119 119 111 104
2250 181 181 181 181 145 145 145 145 145 137 125
2450 197 197 197 197 158 158 158 158 158 148 139

 

 FAQ

Q1: What real world benefits does pipe conveyor belt have vs regular open flat conveyor belt?

A: It runs as a fully sealed tube. Bulk material stays wrapped inside. You get nearly zero spillage and much less dust. Another practical plus: it can go through sharp bends. Normal flat belts need extra transfer stations to change direction, which adds cost.

Q2: Can pipe conveyor belts take both horizontal and vertical curves?

A: Yes. Its carcass is built for flexible routing. It supports horizontal turning as well as height change. Still you must follow system design on minimum curve radius. Don’t exceed design limits.

Q3: Fabric pipe conveyor belt or steel cord type — how to pick?

A: Pick multi ply fabric version for short to medium conveying distance, moderate throughput and cost sensitive projects. Go with steel cord type when you need ultra long conveying distance, heavy payload and high tension working conditions.

Q4: How do I decide which rubber cover grade to order?

A: Base your choice on actual conveyed material. Normal abrasion resistant works for regular ore and stone. Use heat resistant for hot material feed. Oil resistant for oily goods. Acid & alkali resistant for corrosive bulk. Send over your material temperature, chemical traits and site conditions, we can give practical suggestions.

Q5: Common field issues to watch out for during operation?

A: Operators often run into poor edge overlap, tube shape distortion, abnormal edge wear and cover rubber damage. Check roller sets, loading status and belt overlap on a regular basis. These simple checks help extend belt service life. Actual service life also depends on material abrasiveness and daily running hours.

Q6: Can we splice pipe conveyor belt on site?

A: Yes. Hot vulcanisation and mechanical fastener splicing are both workable options. Hot vulcanised splice gives better overall integrity and longer service life for pipe conveyor use.

 

  • Questionnaire List of Pipe Conveyor Belt Download

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Chevron Conveyor Belt

Chevron Conveyor Belt

Chevron conveyor belt, fitted with raised chevron cleats, is designed for steep angle conveying to prevent bulk material sliding and fallback, an issue common for smooth flat belts.
Various chevron patterns are available for different slope demands. Widely used in mining, farming, construction and recycling, it maintains stable performance under harsh on site working conditions.

Recent news

Easy Clean Sidewall Conveyor Belt

Tunnel Shield Project | QBF rubber Anti-stick Sidewall Conveyor Belt Installation Service Delivered

Oct 20, 2026

Recently, the engineering service team from QBF rubber was dispatched to a tunnel project site and successfully completed on-site installation guidance for the sidewall conveyor belt. Supported by one-stop full-process technical services, the project’s conveying equipment achieved stable commissioning and high-efficiency operation. Tunnel construction presents tough site conditions, featuring steep conveying angles and considerable risks of material back-sliding and spillage. Breaking away from the traditional product-only supply model, QBF rubber provides a full-chain custom service package for this project. The service scope includes preliminary site survey, working-condition analysis, custom belt selection and design, bespoke belt manufacturing, on-site hot-splicing joint execution and full-cycle installation technical guidance. This complete set of services fully meets the operational demands of steep-angle material handling for tunnel construction. Shield tunnel jobs have tight working spaces, limited on-site manoeuvring, high muck volumes and wet excavated spoil. These conditions commonly cause spoil and fines to stick and pile up on conveyor belts. For this project, QBF rubber Anti-stick Sidewall Conveyor Belt was selected to tackle such field-proven issues. The belt’s special surface treatment resists sticking and enables good self-cleaning capability. It keeps damp tunnel muck and fine sand from clinging to the belt surface, helping avoid common problems triggered by material build-up: belt mis-tracking, slippage, faster-than-normal wear and reduced conveying capacity. Built with heavy-duty sidewalls and cleats, the belt is robust in structure, offers high tensile properties and holds up well against abrasion. It runs reliably for both vertical and steep inclined conveying work, cutting down significantly on material fallback, spillage and leakage. This brings tangible savings in on-site cleaning work and lowers the frequency of equipment maintenance. Having expanded from standalone product supply to end-to-end technical services, QBF rubber keeps addressing practical tunnel conveying challenges through professional, custom-built solutions. Moving ahead, QBF rubber will keep focusing on shield-tunnel muck transport and steep-angle material handling applications. Continuous upgrades to product performance and service frameworks will deliver reliable support for the efficient, eco-friendly and safe running of more engineering projects.
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Pipe Belt Conveyor Full Service Solution

Pipe Belt Conveyor Full Service Solution | Huayi Group Project Case

Oct 16, 2026

We deliver end-to-end Pipe belt conveyor services: system diagnosis, custom belt manufacturing, on-site splicing, installation and operational commissioning. Completed project for Huayi Group chemical site.
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Sidewall Conveyor Belt Sagging Solutions QBF rubber Free Zone Base Belt Design Extends Service Life by 30%

Sidewall Conveyor Belt Sagging Solutions: QBF rubber Free Zone Base Belt Design Extends Service Life by 30%

Sep 18, 2026

According to industry statistics, up to 80% of sidewall conveyor belt failures occur due to rigidity loss–induced sagging during operation. QBF rubberaddresses this root cause with an innovative “free zone ” base belt design, significantly extending the service life of sidewall conveyor belts. What Is Belt Sagging and Why Does It Shorten Belt Life? Under heavy load, especially on the return run, the base belt often sags due to insufficient transverse rigidity. This sagging triggers a chain of serious issues: Stress concentration – Sagging causes abnormal flexing at the sidewall root as it passes over the drum, concentrating stress in a localized area. Fatigue cracking – Repeated flexing leads to fatigue cracks at the sidewall root, which can develop into through-wall damage. Baffle detachment – Vibration and deformation from sagging transfer to the baffle connection, accelerating adhesive aging and causing baffle loosening or separation. Once sidewall tearing or baffle detachment occurs, the entire sidewall conveyor belt often fails prematurely. Therefore, solving the sagging problem is the key to extending belt service life. Root Cause of Belt Sagging The core cause of sagging lies in structural deficiencies of traditional base belt designs: Insufficient transverse rigidity – Traditional base belts cannot maintain a flat profile under heavy loads or long-span conditions. Unbuffered stress transfer – The sidewall-to-base belt connection lacks a flexible transition, so abnormal sagging stress directly impacts the sidewall root. Accelerated fatigue accumulation – Repeated flexing at stress concentration points causes cracks to grow from micro to macro levels. Understanding these causes makes it clear: simply increasing sidewall thickness or changing the rubber compound is a temporary fix. The solution must start with the base belt structure. Solution: QBF rubber Free Zone Base Belt Design QBF rubber introduces a “free zone ” base belt design to directly target the root cause of sagging. How the free zone  Works Blocks stress transfer – The free zone  acts as a stress buffer, absorbing and isolating abnormal sagging stress before it reaches the sidewall root. Dissipates flexing energy – The flexible edge allows the base belt to adaptively deform as it passes over the drum, spreading concentrated flexing over a larger area. Protects sidewall and baffles – By mitigating the extra load caused by sagging, the risk of fatigue tearing at the sidewall root is greatly reduced, and the baffle adhesive layer no longer suffers excessive vibration stress. Key Advantages of the free zone  Design Advantage Result sidewall tear resistance Eliminates stress concentration points; fatigue life extended by 2–3 times Baffle detachment risk Smoother operation; significantly slower adhesive aging Overall belt service life Comprehensive service life increased by 30% or more   QBF rubber’s Free Zone Base Belt design achieves a leap from “reacting to sagging consequences” to “eliminating the root cause of sagging.” Summary: Eliminate Sagging at the Source for Longer Sidewall Belt Life The sagging problem in heavy-duty sidewall conveyor belts originates in the base belt structure. QBF rubber’s free zone  design solves this industry pain point by blocking stress transfer, dissipating flexing energy, and protecting both sidewall and baffles. If you are experiencing frequent sagging, sidewall tearing, or baffle detachment with your sidewall conveyor belt, contact QBF rubber for professional technical support and customized solutions.  
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Hot‑vulcanized Splice

Our team provides professional 24/7 hot vulcanized splicing for sidewall, steel cord, fabric and pipe conveyor belts. Staffed with fully trained, experienced technicians and equipped with advanced mobile and stationary vulcanizing presses, we deliver seamless, long-lasting belt joints that optimize both technical performance and overall operational costs.
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Selection Guide

QBF rubber provides professional customized sidewall belt selection services for all types of industrial inclined conveying scenarios. Supported by our independent self-developed selection system and senior German technical experts, we deliver accurate, application-oriented belt solutions tailored to actual site conditions, avoiding specification mismatches and unnecessary performance waste for optimal system operation.
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Maintenance Service

We deliver reliable, plant-focused conveyor belt and system maintenance services designed to prevent unplanned downtime. Our certified on-site teams provide round-the-clock support for routine inspections, belt realignment, wear repairs, component replacements and system tuning. We help industrial facilities maintain stable throughput while lowering long-term operational and maintenance overhead.
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