
Chemikalien und Kunststoffe
S. Howes designs and builds robust equipment for chemical and plastics plants. Most of our products are engineered-to-order and designed for your specific application. From caustic and abrasive to friable materials, our experienced staff will share their knowledge of chemical plant equipment and plastics processing to design your custom equipment solution. We have in-depth knowledge of applications with sensitive temperature and pressure requirements and can design customized processing solutions to meet your needs. In addition, our test lab is available to assist customers in selecting the right process equipment
Ausrüstung
Operational Challenges in Chemical and Plastics Processing
Chemical and plastics manufacturers operate in complex production environments where precise material handling, blending, and particle control are critical to product quality and operational efficiency. Variations in material flow, particle size, or moisture content can lead to inconsistent batches, production delays, and increased maintenance requirements.
S. Howes designs equipment that stabilizes material handling, improves processing consistency, and keeps production lines operating reliably. Our solutions address the real-world challenges that impact throughput, safety, and product quality across chemical and plastics manufacturing facilities.
Pain Points We Solve
- Inconsistent blending of powders, resins, or additives
- Dust generation and material loss during handling
- Material bridging or poor flow in hoppers and conveyors
- Inefficient screening or particle separation
- Handling challenges with sticky, abrasive, or fine powders
- Unreliable conveying that disrupts production flow
- Agglomerated materials requiring size reduction
- Temperature or moisture variability affecting product consistency

Optimize Your Chemical and Plastics Processing Line
We help chemical and plastics manufacturers achieve reliable, efficient material processing while maintaining product consistency and process control.
S. Howes engineers work directly with plant engineers and operations teams to design systems tailored to:
- Material characteristics such as resins, pellets, powders, pigments, and additives
- Particle size distribution and blending requirements
- Batch or continuous throughput targets
- Scale up from pilot or lab testing to full production
- Facility layout and equipment integration requirements
- Moisture, temperature, and environmental control considerations
Engineered for Chemical and Plastics Material Processing
Bulk Material Conveying Systems
For powders, pellets, resins, and specialty chemical materials.
Screw conveyors, tubular conveyors, U trough conveyors, and feeders provide controlled transfer of bulk materials while minimizing dust generation and material loss.
Applications include polymer pellets, plastic resins, pigments, fillers, and specialty chemical powders.
Screening and Separating Equipment
For particle classification, product purity, and process consistency.
Sifters, shakers, and screening systems remove overs, fines, and contaminants while ensuring consistent particle size and reliable downstream processing.
Used for resins, plastic pellets, powders, pigments, fillers, and chemical intermediates.
Size Reduction Systems
For controlled particle size and improved material flow.
Lump breakers, knife cutters, granulators, and graters reduce agglomerated or compacted materials to consistent particle sizes before blending or further processing.
Ideal for plastic regrind, chemical powders, pellets, and additives.

Why Choose S. Howes
What Chemical and Plastics Manufacturers Need
- Heavy-duty equipment designed for continuous industrial processing
- Engineered internals for consistent material flow and blending
- Reliable conveying and feed control
- Dust-tight equipment designs
- Custom systems for powders, pellets, and specialty materials
- Reliable performance for demanding production environments

Applications
- Plastic resins and pellets
- Pigments and colorants
- Fillers and additives
- Polymer powders
- Specialty chemicals
- Recycled plastic materials
Capabilities
- Batching and feed control systems
- Bulk storage and transfer lines
- Mixers, feeders, and conveyors
- Screening and particle classification equipment
- Dust collection system integration
- Thermal or moisture conditioning systems
Scalable Systems From Pilot Test to Full Production
Chemical and plastics manufacturers rely on S. Howes to support every stage of material processing development, from lab testing and pilot trials to full-scale production systems.
We provide lab-scale and pilot-scale equipment that allows manufacturers to evaluate blending performance, particle behavior, and material flow before systems are scaled to production capacity.
Our testing services allow companies to bring their materials to S. Howes to confirm handling characteristics and processing performance before investing in production equipment. This helps reduce risk and ensures equipment is engineered for real-world operating conditions.
Applications Across Chemical and Plastics Manufacturing
S. Howes supports a wide range of chemical and plastics processing applications, including:
- Resin and polymer blending
- Pigment and additive mixing
- Bulk powder conveying
- Plastic pellet handling
- Particle size control and screening
- Deagglomeration and lump breaking
- Material conditioning and blending
System Integration Capabilities
S. Howes equipment integrates seamlessly into complete chemical and plastics production environments, including:
- Bulk storage silos and feed hoppers
- Screw and tubular conveying systems
- Screening and classification equipment
- Mixing and blending systems
- Dust collection and air handling equipment
- Downstream processing or packaging operations
Empfohlene Ressourcen
Chemical Powder
Conveying System

A company contacted S. Howes to design a system to unload and convey cuprous oxide and boric acid chemical powders.
Continuous Mixer & Reactor for Chemicals

A major international chemical manufacturer needed to replace an existing reactor with one that could double capacity and reduce maintenance.
PVC Loading and
Sifting System

A company needed to load and sift powdered PVC resin, which presented complex flow challenges because it bridged quickly.
Frequently Asked Questions
What materials can S. Howes equipment handle in chemical processing?
Our equipment handles powders, pellets, resins, pigments, fillers, and specialty chemicals used in a wide range of industrial applications.
Can your equipment handle abrasive or difficult materials?
Yes. Systems are designed with heavy-duty construction and wear-resistant components to handle abrasive or challenging materials.
How does S. Howes equipment improve material flow?
Our conveyors, feeders, and mixers are engineered to prevent bridging, improve feed consistency, and maintain stable material movement throughout the process.
Can equipment be customized for specific chemical applications?
Yes. Each system is engineered based on the material properties, throughput requirements, and layout constraints of the facility.
Can systems integrate with existing chemical production lines?
Yes. S. Howes equipment is designed to integrate with existing storage systems, conveyors, processing equipment, and packaging lines.
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