Sidewall Conveyor Belt

TRANSCO Sidewall Conveyor Belts combine a reinforced base belt, corrugated sidewalls and cross cleats for controlled steep-incline and vertical conveying. Properly engineered systems can operate at conveying angles up to 90°, helping reduce material rollback, spillage and unnecessary transfer points.

Our Corrugated Sidewall Conveyor Belts can be configured with different cross-rigid reinforcement, sidewall heights, cleat profiles, belt strengths and rubber compounds to match material type, conveying capacity, lift height and operating conditions.

Up to 90° Inclined Conveying

Cross-Rigid Base Belt

Corrugated Sidewall Retention

High-Capacity Vertical Lifting

Integrated Hot Vulcanization

Custom Sidewall & Cleat Profiles

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Sidewall Conveyor Belt Overview

A Sidewall Conveyor Belt, also known as a Corrugated Sidewall Conveyor Belt, is designed for steep-incline and vertical conveying of bulk materials. It combines a reinforced base belt with corrugated sidewalls and cross cleats to retain material during lifting, helping reduce rollback, side spillage and unnecessary transfer points. When the conveyor system is properly engineered, sidewall belts can operate from horizontal conveying to inclines of up to 90°, making them suitable for installations where vertical lift and limited floor space are key requirements.

Unlike conventional flat conveyor belts, sidewall belts can use cross-rigid reinforcement to provide the transverse stiffness needed to support the sidewalls and cleats while remaining flexible in the longitudinal direction for pulley bending. Belt strength, sidewall height, cleat height and pitch, reinforcement structure and rubber compound can be selected according to the conveyed material, capacity, lift height and operating conditions, making them widely used in mining, ports, cement plants, power stations, recycling and bulk material handling systems.

Sidewall Conveyor Belt Features

◆High Inclination Conveying up to 90°: TRANSCO Sidewall Conveyor Belts are designed for steep-incline and vertical material handling, with conveyor layouts capable of operating at angles up to 90° when the complete system is properly engineered. The corrugated sidewalls and transverse cleats form stable material pockets that support the load during lifting, allowing the conveyor to transition from horizontal to steep incline or vertical conveying and back to horizontal within one continuous system.
◆Continuous Conveying with Reduced Spillage: The combination of corrugated sidewalls and cross cleats keeps bulk material contained within the effective carrying area of the belt, reducing rollback and material loss during steep conveying. Because material can travel continuously from the loading point to the discharge point without unnecessary intermediate transfer points, the system can also reduce dust generation, product degradation and spillage commonly associated with repeated material transfers.
◆High Capacity in a Compact Conveyor Layout: By conveying materials at steep angles instead of extending the conveyor over a long horizontal distance, a sidewall belt system can achieve substantial vertical lift within a much smaller installation footprint. This makes it particularly suitable for ports, mines, cement plants, processing facilities and existing production lines where floor space is limited, while the available sidewall heights, cleat dimensions and belt widths allow the carrying volume to be matched to the required conveying capacity.
◆Hot-Vulcanized Integrated Construction: The base belt, corrugated sidewalls and transverse cleats are engineered as an integrated conveying structure, with hot-vulcanized bonding available to provide stronger and more durable connections than conventional cold-bonded assembly. Accurate molding and vulcanization help the sidewalls and cleats withstand repeated flexing, loading and pulley transitions, reducing the risk of premature separation and supporting longer service life under demanding bulk-material handling conditions.
◆Precision-Controlled Belt Manufacturing: Stable sidewall belt performance begins with consistent base-belt construction. TRANSCO controls critical production processes with calendering accuracy reaching approximately 0.1 mm and rubber mixing temperature controlled within ±0.5°C, helping maintain uniform cover thickness, compound consistency and carcass construction. These manufacturing controls support reliable bonding, dimensional stability and repeatable belt performance from one production batch to the next.
◆Smooth Operation with Reliable Production Support: Sidewall conveyor systems run on rotating pulleys and idlers and can reduce the number of intermediate transfer points and auxiliary conveying equipment required in high-lift applications, supporting smooth operation and lower maintenance requirements when the system is correctly designed. TRANSCO integrates base-belt manufacturing, sidewall preparation, cleat production and final assembly within its production system, backed by 800,000+ meters of monthly belt production capacity, allowing both standard and customized sidewall conveyor belt orders to be supplied consistently for industrial projects.

Sidewall Conveyor Belt Technical Standards

① TRANSCO sidewall conveyor belts use textile-reinforced base belts manufactured and verified in accordance with ISO 14890:2026, covering the principal requirements for rubber-covered conveyor belts of textile construction for general use. Products can also be supplied to DIN 22102-1:2020-12, GB/T 32457-2015 and GB/T 7984-2013 according to the agreed belt construction and project requirements.
② Full-thickness tensile strength and elongation of the base belt are verified according to ISO 283:2023. These tests confirm that the selected EP or NN carcass provides the required longitudinal strength and dimensional stability for high-load, steep-incline and vertical conveying applications.
③ Adhesion between textile plies and between the rubber cover and carcass is tested according to ISO 252:2023. Corrugated sidewalls and cross cleats are additionally integrated with the base belt through controlled hot-vulcanized bonding, with bonding quality and dimensional consistency verified during production inspection.
④ Tear propagation resistance of textile-reinforced base belts can be verified according to ISO 505:2025. For demanding sidewall conveyor applications, carcass strength and cross-rigid reinforcement are selected to provide the required combination of longitudinal flexibility and transverse stiffness under repeated bending and material loading.
⑤ Minimum pulley diameters can be determined according to ISO 3684:1990 + Amd 1:2006, while steep-incline and vertical conveying arrangements can be selected with reference to VDI 3971:2024-09. Conveyor calculation and system dimensioning can additionally reference DIN 22101:2011-12, particularly for bulk-material belt conveyor applications.
⑥ Special-purpose sidewall conveyor belts can be manufactured and verified according to the corresponding performance standards, including ISO 340:2022 for flame resistance, ISO 284:2025 for electrical conductivity and antistatic performance, and ISO 4195:2026 for heat-resistant rubber covers. Cover performance can also be specified according to GB/T 33525-2025 where Chinese-standard requirements apply.

Cross Section of Sidewall Conveyor Belt

A Sidewall Conveyor Belt consists of a reinforced base belt, corrugated sidewalls and transverse cleats. The sidewalls retain material along both edges of the belt, while the cleats support the load and reduce rollback during steep-incline or vertical conveying. The outer free zone provides the required clearance for pulley contact, tracking and conveyor operation. Together, these components form stable material pockets for controlled bulk material handling at high conveying angles.

Sh – Sidewall Height : The vertical height of the corrugated sidewall, selected according to material size, required capacity and conveying angle.
Bw – Belt Width : The total width of the base belt, determined by conveying capacity, material characteristics and conveyor layout.
Cp – Cleat Pitch : The longitudinal distance between adjacent cross cleats. Cleat pitch affects pocket volume, material support and conveying capacity.
Sw – Sidewall-Foot Width : The width of the sidewall base bonded to the belt surface, which influences the installation area, free-zone width and structural stability of the sidewall.

Sidewall height, cleat height and pitch, belt width and free-zone dimensions should be selected as a complete system according to the conveyed material, lump size, capacity, inclination angle and conveyor geometry. At TRANSCO, we provide application-based selection and customization for sidewall conveyor belts, including base belt strength, EP or NN carcass construction, cross-rigid reinforcement, sidewall height, cleat profile and spacing, belt width, cover thickness, rubber compound, edge design, splice method, belt marking and packaging. If the original belt specification is unavailable, we can also recommend a suitable configuration based on your conveyor dimensions, operating conditions and material-handling requirements.

Technical Data of Cleats

Type	Height (mm)	Foot Width (mm)
C55	55	75
C75	75	90
C90	90	110
C110	110	110
T40	40	70
T55	55	80
T75	75	100
T90	90	110
T110	110	110
T140	140	160
T180	180	160
TC75	75	85
TC90	90	110
TC110	110	110
TC140	140	150
TC180	180	150
TC230	230	160
TC280	280	160
TCS230	230	105
TCS280	280	105
TCS360	360	200
TCS470	470	200

Technical Data of Sidewall

Type	Height (Sh) mm	Sidewall-Foot Width (Sw) mm	Pitch (P) mm	Weight (kg/m)
Standard	40	30	25	0.58
	60	50	40	1.55
	80	50	40	1.82
	100	50	40	2.20
	120	50	40	2.65
Textile Reinforced	120	75	63.2	3.20
	160	75	63.2	4.76
	200	75	63.2	6.45
	240	75	63.2	7.50
	250	75	63.2	6.37
	280	75	63.2	8.90
	300	75	63.2	9.33
HD	300	100	83	12.10
	400	100	83	18.72
	500	100	83	16.80

Can't Find the Cleat and Sidewall You Need?

Send us your drawing, clear photos, existing belt sample or required profile dimensions. We can match available mold options or develop a customized model profile based on your material, conveyor angle, belt width and operating conditions, helping ensure the belt fits your conveyor and conveying requirements.

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Sidewall Conveyor Belt Production Details


Rubber Compound Preparation	Rubber Mixing & Refining	Base Belt Preparation
Prepared rubber compounds are processed and stored for subsequent base belt, sidewall and cleat production.	Rubber compounds are mixed and refined through controlled roller processing to achieve consistent material properties.	The base belt surface is prepared for sidewall and cleat assembly to ensure accurate positioning and reliable bonding.

Hot Vulcanization	Quality Inspection	Finished Belt Inspection & Storage
The base belt, sidewalls and cleats are hot vulcanized into one integrated structure, improving bonding strength, durability and resistance to repeated flexing.	Finished belts are inspected for dimensions, cleat spacing, sidewall alignment and bonding quality before packing and shipment.	Completed sidewall conveyor belts are inspected for profile consistency, bonding quality and overall dimensions before storage or shipment.

Applications of Sidewall Conveyor Belt


Mining & Quarrying	Cement & Building Materials	Ports & Bulk Terminals
Sidewall Conveyor Belts are widely used for steep-incline conveying of ore, coal, crushed rock and other heavy or abrasive bulk materials. The combination of corrugated sidewalls and cross cleats helps retain large lumps during lifting while reducing rollback and intermediate transfer points.	Suitable for limestone, clinker, aggregate, sand and other construction materials, sidewall belts provide high-capacity conveying where substantial vertical lift is required within limited plant space. Cross-rigid belt constructions can be selected for demanding loads and repeated flexing.	At ports and bulk handling terminals, Corrugated Sidewall Conveyor Belts can move materials from low-level loading areas to elevated discharge points using compact conveyor layouts. Steep conveying angles help reduce conveyor footprint, transfer sections and material spillage.

Power Plants & Coal Handling	Agriculture & Grain Handling	Recycling & Biomass
Sidewall belts are suitable for coal, biomass, ash and other bulk materials used in power-generation facilities. Continuous steep-angle conveying can reduce the number of transfer points and is well suited to enclosed systems where dust control and compact installation are important.	Grain, corn, wheat, fertilizer, feed and other free-flowing materials can be conveyed efficiently using sidewall belt systems. The enclosed carrying pockets formed by the sidewalls and cleats help stabilize the material during high-angle lifting and reduce product loss.	Sidewall conveyor belts can handle wood chips, biomass, recycled materials, construction waste and other lightweight or irregular bulk products. Different sidewall heights, cleat profiles and belt constructions can be selected according to material density, lump size, required capacity and conveying angle.

Sidewall Conveyor Belt Shipping And Packing

TRANSCO provides multiple packaging options for sidewall conveyor belts, including steel frame packing, steel or wooden pallet packing, waterproof wrapping, and supported folding or coiled packing. Packaging is selected according to belt width, sidewall height, cleat size, belt length and transportation method to help protect the belt from deformation, moisture and damage during handling and shipment.

We also provide customized packaging solutions, including custom steel frames, pallet sizes, internal supports, waterproof protection, shipping marks, labels and container-loading arrangements according to your order and transport requirements.

Frequently Asked Questions

Q Can a Sidewall Conveyor Belt Convey Material Vertically?

Yes. A properly designed Sidewall Conveyor Belt system can convey bulk material from horizontal through steep inclines up to 90° vertical lifting. The corrugated sidewalls and cross cleats form material pockets that retain the load during elevation. Sidewall belts are particularly suitable where horizontal loading, high-angle lifting and horizontal discharge need to be combined in one continuous conveying route.

Q Can a Sidewall Conveyor Belt Handle Wet or Sticky Materials?

Yes, but the material characteristics must be considered during belt and cleat selection. Wet or cohesive materials may adhere to the base belt, sidewalls or cleats and can affect discharge or increase carryback. Material moisture, stickiness, flowability, cleat profile, belt speed and cleaning arrangement should therefore be confirmed before selecting the final configuration.

Q Can a Sidewall Conveyor Belt Convey Hot Materials?

Yes, when the base belt, corrugated sidewalls, cross cleats and bonding system are all designed for the required temperature. Both continuous operating temperature and short-term peak temperature should be provided during selection. Using a heat-resistant base belt alone is not sufficient if the sidewalls, cleats or bonding materials are not suitable for the same thermal conditions.

Q Can Sidewall Conveyor Belts Handle Large or Sharp-Edged Materials?

Yes, but large, sharp or highly abrasive materials place greater impact and cutting loads on the cleats and sidewalls. Maximum lump size, particle shape, material density, loading height and abrasion level should be evaluated before confirming the belt structure. For severe applications, heavier cleat constructions, abrasion-resistant compounds or additional cleat reinforcement can be considered to improve service life.

Q Can a Sidewall Conveyor Belt Run in Reverse?

Most sidewall conveyor systems are designed for a defined conveying direction because loading position, cleat orientation, belt path and discharge arrangement are matched to that direction. Reverse operation is possible only when the complete conveyor system has been designed accordingly. Reversing a standard system without confirming the conveyor layout may affect material retention, discharge and belt tracking.

Q What Affects Material Discharge from a Sidewall Conveyor Belt?

Material discharge is influenced by cleat type and height, cleat pitch, belt speed, pulley diameter, material flowability and discharge-chute design. Free-flowing materials normally discharge more easily, while wet, sticky or cohesive materials may remain inside the carrying pockets. Discharge behavior should therefore be considered during cleat and conveyor design rather than only after the belt has been installed.

Q How Do I Choose the Correct Sidewall and Cleat Size?

Sidewall height and cleat dimensions should be selected according to the required capacity, material bulk density, maximum lump size, conveying angle, belt width and belt speed. Higher sidewalls increase the available carrying volume, while cleat height and pitch determine how effectively the material is retained during steep conveying. TRANSCO can recommend a suitable sidewall and cleat combination based on your actual conveyor conditions.

Q What Information Is Required to Select a Sidewall Conveyor Belt?

For accurate selection, please provide the conveyed material, bulk density, maximum lump size, moisture condition, required capacity, conveying angle, lift height, belt width, belt speed and pulley diameters whenever available. Existing belt specifications, drawings or conveyor photos can also help us determine the appropriate base-belt strength, cross-rigid reinforcement, sidewall height, cleat profile, rubber compound and overall belt construction.