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  • Home
  • Profile
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  • PRODUCT
    • Flaking & Cooling Systems
    • Granulation System
    • Packaging System
    • VOC Treatmemt
    • Reactor
    • Axial Flow Pump
    • Screening&Classification
    • VOC Treatmemt
    • EPC Basis
  • Update
  • BLOG

Intelligent Granulation System

As an innovative leader in the field of granulation technology, our company has been deeply engaged in material molding technology for many years. It is committed to providing customers with efficient, flexible, customized granulation solutions. In response to the needs of different industries and material characteristics, we mainly promote three core granulation machine models - dry roller briquetting machine, wet mixing granulator, and steel belt cooling granulator, covering a variety of processing scenarios from powder to molten materials, helping enterprises to achieve cost reduction, efficiency improvement, and product upgrades. The dry roller briquetting machine, with "zero addition and zero pollution" as the core concept, directly shapes the powder through high-pressure physical extrusion, perfectly adapting to the strict requirements of material purity and thermal sensitivity in the fields of chemical and pharmaceutical industries; the wet mixing granulator, relying on adhesive wetting and high-speed shearing technology, creates high-uniformity and high-strength particles, which is the first choice for refined production in the food, medicine and other industries; the steel belt cooling granulator, designed for molten materials, realizes continuous granulation through steel belt cooling and precision cutting, and is widely used in the resource recycling of plastics, rubber and high-temperature materials. Whether it is a drying process to avoid moisture, mixed granulation to enhance particle strength, or rapid molding via high-temperature melting, we can provide the best solution for you with mature technical reserves and modular design. 

Following flaking and cooling, many downstream solids require a further shaping step to improve bulk density, transport stability, feeding consistency, and commercial presentation. Tianjin Huabang supplies briquetting and granulating systems to convert flakes, powders, and molten materials into engineered solid forms suited for storage, conveying, screening, and packaging.

Dual-Mode Feeding Compatibility

Gravity Feeding: simple structure and low maintenance cost, which is suitable for producing materials in regular flake or particle form.

Force Feeding: built-in screw pre-press system to solve the problems of poor fine-powder flow and uneven feeding to promote the granulation production efficiency by 20%~30%.

  Pure Physical Dry Process:

No heating is applied to avoid thermal decomposition of the raw materials, and no additives are used to ensure product purity (e.g., pharmaceutical excipients with at least 99.9% purity).

High-Efficiency and Energy-Saving Design:

The overall energy consumption is reduced by 30%~50% through compression molding, which skips the drying process in the wet process.

The production can be ensured for 24 hours consecutively with a capacity/granulator from a hundred kilograms to several tons. 

High-Density Granular:

The bulk density of the granular material is improved by 20%~40% compared to the raw material, and compressive strength reaches 5~50 N/mm².

Anti-Corrosion and Durable Structure:

The parts in contact with the raw material are made of 630 stainless steel or hardening-treated (HRC 55~60) 316L stainless steel, which are anti-acid/alkali corrosion, and the lifespan of the roller is no less than 10,000 hours of operation.

Enclosed Operation:

The entire granulator is covered by a stainless-steel sealing hood to prevent dust and volatile substances from spilling over, keeping the workshop clean and protecting the environment.

Intelligent Safety Control:

Real-time pressure monitoring on rollers by a hydraulic system with an overload protection mechanism so that the granulators will stop automatically in case of blockage and abnormal pressure.

Steel Plate Pastillator


A thin steel belt with forced-spray cooling increases the solidification rate by 30~50% and eliminates thermal stress. Fully enclosed process produces dust emissions < 5 mg/m³, recycles cooling water, and cuts energy use by 20~40%, suitable for hemispherical, strip, or flake granules with controllable diameters.

Dry Roller Briquetting

A pressure-based dry compaction system that converts powder, flakes, or fine solids into dense briquettes or granules without adding water, binder, or external heat. This route is particularly suitable for purity-sensitive, heat-sensitive, or hygroscopic materials. The system is available in standard gravity-fed form and in advanced forced-feeding, hydraulically controlled execution for difficult materials and high-stability production duty.

Product Description

The dry roller briquetting system is an advanced mechanical densification technology that compresses powders, flakes, or fine solids into uniformly shaped briquettes using a pair of counter-rotating rollers. This process is purely physical, eliminating the need for water, binders, or thermal drying stages. Consequently, the material's original composition is maintained, while bulk density, stability, and handling characteristics are significantly enhanced. The information emphasizes the system's environmental benefits, such as “zero addition” and “zero pollution,” with direct dry shaping particularly well-suited to purity-sensitive and heat-sensitive materials.

This equipment family is especially suitable where customers need to:

  • Eliminate caking and improve storage stability
  • Increase bulk density for transport efficiency
  • Avoid moisture introduction or binder contamination
  • Improve feeding behavior to downstream conveying and packaging systems
  • Standardize product form for industrial distribution.

In practical fine-chemical service, dry roller briquetting is particularly effective for materials that are difficult to keep free-flowing in powder or flake form, or that must be compacted without altering chemical composition.

Working Principle

Material is fed into the nip between two synchronized, counter-rotating rollers. The roller surfaces are machined with forming pockets to produce the required geometry, such as pillow, oval, tablet, or custom briquette patterns. As the material enters the narrowing compaction zone, pressure increases progressively. Inter-particle voids are reduced, molecular contact increases, and the material is compacted into a coherent, shaped solid. After passing the highest-pressure point, the briquettes are released from the mold pockets and discharged by gravity.

Gravity Feed
Used for free-flowing flakes, coarse particles, and materials that can enter the roller bite naturally with stable fill conditions. This arrangement is simple, economical, and suitable for conventional dry compaction duty.

Forced Feed
Used for fine powders, low-bulk-density solids, sticky materials, or products with poor natural filling behavior. A screw feeder pre-compresses and forces the material into the roller gap, improving roll filling, increasing forming stability, and typically raising effective production efficiency by approximately 20% to 30% in suitable applications.

For more demanding service, Huabang also provides advanced hydraulic pressure regulation, allowing roller force to be matched to changing material conditions in real time. Incorporating a full hydraulic control system, forced feeding, and local HMI control, the on-skid briquetting machine is offered as a packaged granulation unit.

Product Configurations

Standard Gravity-Fed Briquetter

A compact and economical configuration intended for flakes and granular solids with good flowability. Suitable for routine industrial compaction where bridging risk is low and product feed is stable.

Forced-Feed Dry Roller Briquetter

A reinforced arrangement incorporating screw pre-compression and more stable filling of the roll pockets. This is the preferred configuration for fine powders, difficult materials, and high-consistency industrial operations. The forced feeding is the preferred solution for poor-flow or bridge-forming materials.

Advanced Hydraulic Briquetting System Making

A higher-performance configuration combining forced feeding, closed-loop hydraulic pressure control, local HMI, and enhanced sealing. This configuration is suited to difficult or thermally sensitive materials where particle density, roll temperature, and production continuity must be tightly controlled. The design philosophy combines pressure control, chilled-roll cooling, and dry-air circulation into a single integrated system for long-term continuous operation. 

Key Technical Features

Dry and Additive-Free Forming

High-Density Product Formation

High-Density Product Formation

The process requires no binder, no added water, and no thermal drying stage. This preserves product composition and makes the technology particularly suitable for fine chemicals, additives, pharmaceutical intermediates, and other materials in which contamination or thermal exposure must be avoided.

High-Density Product Formation

High-Density Product Formation

High-Density Product Formation

Dry roller compaction increases particle density and improves mechanical integrity, reducing dust generation and improving downstream handling. The bulk density can typically increase by 20% to 40%, and compressive strength can reach high industrial levels, depending on the material and forming geometry.

Flexible Feed Selection

High-Density Product Formation

Flexible Feed Selection

The ability to select gravity feed or forced feed is central to practical performance. This allows the same technology platform to cover free-flowing flakes, coarse solids, and difficult-to-handle fine powders in a single coherent product line.

Custom Forming Geometry

Hydraulic Pressure Control for Stable Product Quality

Flexible Feed Selection

Roll-pocket shape can be tailored to the required product form, including pillow, oval, rectangular, tablet, or project-specific geometries. This allows briquettes to be optimized for storage, dissolution, handling, or market presentation.

Hydraulic Pressure Control for Stable Product Quality

Hydraulic Pressure Control for Stable Product Quality

Hydraulic Pressure Control for Stable Product Quality

Where specified, the hydraulic system enables dynamic adjustment of roll force to match product characteristics and load conditions. This is particularly important in maintaining density uniformity and stable briquette quality at higher throughput.

Closed and Low-Dust Operation

Hydraulic Pressure Control for Stable Product Quality

Hydraulic Pressure Control for Stable Product Quality

Sealed covers, compact machine layout, and downstream interfaces help reduce dust escape and allow easier connection to aspiration, screening, and conveying systems

Heavy-Duty Roller and Drive Construction

Heavy-Duty Roller and Drive Construction

Heavy-Duty Roller and Drive Construction

The briquetting family uses precision-aligned rollers, robust shafting, hardened gear reduction, and industrial drive packages sized for continuous duty. The main motors are in the 15-110 kW class, with hardened reduction gearboxes and a precision drive arrangement, depending on model size.

Advanced Hydraulic Briquetting for Difficult Materials

Temperature Control

Dehumidified Internal Environment

Temperature Control

For temperature-sensitive materials, the roller shaft can incorporate chilled-water passages to maintain the roller surface below the critical sticking range.

Pressure Boosting

Dehumidified Internal Environment

Temperature Control

A hydraulic boosting system increases compaction capability and maintains dense, stable briquette formation. The hydraulic working pressure is around 10 MPa(g), with a maximum pressure of 20 MPa(g), with closed-loop control, accumulator buffering, and remote pressure indication.

Dehumidified Internal Environment

Dehumidified Internal Environment

Dehumidified Internal Environment

Where chilled rolls create a risk of condensation inside the machine enclosure, dry air can be introduced to maintain a low-dew-point internal atmosphere and prevent material contamination or sticking. The temperature control – pressure boosting – dehumidification combination is a core reliability feature for long-term continuous operation.

Other features from this advanced configuration include

Roll-surface material in 630 stainless steels

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Local HMI and interlocked control logic

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Typical Applications

Roll-surface material in 630 stainless steels

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

316L stainless steel for product-contact feeding parts

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Local HMI and interlocked control logic

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Sealed bearings and side sealing to reduce dust ingress and material build-explosion protected motor

Dry roller briquetting is suitable for:

Phthalic anhydride and maleic anhydride solids

Catalyst carriers and fine chemical intermediates

Phthalic anhydride and maleic anhydride solids

Sulfur and urea

Catalyst carriers and fine chemical intermediates

Phthalic anhydride and maleic anhydride solids

Catalyst carriers and fine chemical intermediates

Catalyst carriers and fine chemical intermediates

Catalyst carriers and fine chemical intermediates

Pharmaceutical excipients

Food additives such as citric acid and vitamin C

Catalyst carriers and fine chemical intermediates

Metal powders and mineral fines

Food additives such as citric acid and vitamin C

Food additives such as citric acid and vitamin C

Food additives such as citric acid and vitamin C

Food additives such as citric acid and vitamin C

Food additives such as citric acid and vitamin C

Dry roller briquetting is suitable for:

Compact Series

Standard Industrial Series

Standard Industrial Series

For lower-throughput production, specialty chemicals and pilot-to-industrial duty.

Standard Industrial Series

Standard Industrial Series

Standard Industrial Series

For mainstream chemical production with reliable daily operation and flexible briquette geometry.

Heavy-Duty Series

Standard Industrial Series

Heavy-Duty Series

For large-capacity lines, higher specific pressure and demanding industrial service.

Dry Roller Briquetter Selection Table

Common design basis for the series

Forming method: dry physical compaction

Feed mode: gravity feed or forced feed according to material flowability

Construction: carbon steel / 304 / 316L / hardened stainless steel according to service

Roll-pocket geometry: pillow, oval, tablet, briquette, or project-specific pattern

Pressure control: fixed-load mechanical compaction or hydraulic-regulated compaction, depending on model and application

Steel-Belt Cooling Granulation Systems

For molten products that are better formed from the liquid phase than by powder compaction, Huabang supplies steel-belt cooling granulation systems. In this process, molten product is fed to a distributor, spread onto a moving stainless-steel belt, and rapidly cooled to form hemispherical, strip, or flake-like solids. The technology is suitable for continuous operation, low-dust product discharge, and consistent particle shaping over a wide production range. This machine is for molten materials with melting or softening points in the 50°C to 300°C range.

This product line complements the flaking systems described earlier. Whereas drum flakers are typically preferred for controlled thin-film flaking, the steel-belt granulation platform is preferred where the product is to be formed continuously into discrete granules, strip solids, or layer-based shaped material with a longer cooling path.

Product Description

The dry roller briquetting system is an advanced mechanical densification technology that compresses powders, flakes, or fine solids into uniformly shaped briquettes using a pair of counter-rotating rollers. This process is purely physical, eliminating the need for water, binders, or thermal drying stages. Consequently, the material's original composition is maintained, while bulk density, stability, and handling characteristics are significantly enhanced. The information emphasizes the system's environmental benefits, such as “zero addition” and “zero pollution,” with direct dry shaping particularly well-suited to purity-sensitive and heat-sensitive materials.

This equipment family is especially suitable where customers need to:

  • Eliminate caking and improve storage stability
  • Increase bulk density for transport efficiency
  • Avoid moisture introduction or binder contamination
  • Improve feeding behavior to downstream conveying and packaging systems
  • Standardize product form for industrial distribution.

In practical fine-chemical service, dry roller briquetting is particularly effective for materials that are difficult to keep free-flowing in powder or flake form, or that must be compacted without altering chemical composition.

Working Principle

Molten material is transferred through insulated or heated piping to a distributor at the head of the machine. The distributor spreads the melt as a controlled layer or patterned deposit onto the moving steel belt. Beneath the belt, a continuous spray-cooling system rapidly removes heat from the belt surface. As the product advances along the belt, it passes through spreading, initial setting, full solidification, and discharge stages. At the discharge end, the belt turns around the end pulley, and the solidified product releases automatically due to differential thermal contraction and belt reversal. 

Key Technical Features

Continuous Melt-to-Solid Forming
The system converts molten feed directly into a transportable solid product in a single continuous step, reducing intermediate handling and improving plant cleanliness.

Efficient Belt-Based Cooling
A thin steel belt combined with forced underside cooling provides rapid and uniform heat removal. This arrangement can improve solidification rate by approximately 30% to 50% compared with conventional methods, while reducing thermal stress in the product.

Controlled Product Geometry
By adjusting distributor design, melt flow, belt speed, and cooling profile, the same basic platform can produce hemispherical granules, strips, or flake-like solids.

Low-Dust and Enclosed Operation
The machine can be supplied in an enclosed form to minimize dust escape, improve the operator environment, and simplify integration with local ventilation or gas treatment systems.

Flexible Thermal Control

PLC-linked control of belt speed, feed rate, and cooling-water temperature enables stable process operation, with temperature fluctuations typically within ±0.5 °C.

Durable Belt and Contact Construction
Core product-contact components are available in 316L stainless steel, with optional tungsten-carbide-coated components for abrasion resistance. The steel belt has a service life of at least 20,000 hours.

Optional Anti-Blocking and Pressure Distribution Systems
For more difficult melts or higher-viscosity products, the machine may be equipped with pressurized distributors, filtration, and anti-blocking arrangements.

Typical Applications

Steel-belt cooling granulation is suitable for:

  • Sulfur
  • Paraffin and wax blends
  • Resins
  • Asphaltic or hot-melt materials
  • Rubber additives
  • Hot-melt adhesives
  • Selected fertilizer or agricultural melt products
  • Recycled molten materials and process residues requiring controlled solidification

COPYRIGHT © 2000-2026 TIANJIN HUABANG NEW MATERIAL TECHNOLOGY  CO., LTD. -  ALL RIGHTS RESERVED.

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