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Precision Engineering, Reliable Solutions

From detailing and customized design to emergency repairs and long-term maintenance, Klockner Group delivers engineering solutions for maximum uptime.

Floor Chain Conveyors

From the smallest spare parts to complete rebuilds, Klockner Group can supply all components required to repair or rebuild any roll-handling conveyor. Our proprietary parts come from the top US manufacturer, ensuring the highest quality. Our sprockets are US-manufactured from hardened steel (1045 up to T1 and AR500) to suit the application. We shelf stock most rotating components and chain parts for manufacturers to minimize your downtime.

We detail and customize design for floor chain conveyors used in pulp & paper, corrugated, tissue, and converting plants. Typical scopes include chain and rail replacements, wear strip upgrades, shaft and bearing changeouts, and alignment checks to reduce tracking issues and extend chain life.

  • Roll-handling conveyor rebuilds, line extensions, and transfers
  • New chains, matched sprockets, wear bars, and guides
  • On-site surveys and engineered improvements for uptime
  • Integration with drives, guards, and safety interlocks

Related: Conveyor Services · Chains & Sprockets

Floor chain conveyor system for roll handling

Bio-Energy Systems

Bio-energy systems are a natural extension of our wood-processing expertise. With similar components from debarkers to raw wood processing, we provide all components up to the pelletizing machinery, including **truck dumpers, hoppers, and bulk material handling conveyors**. Our solutions are designed to be integrated seamlessly into your existing operations.

We support biomass and RDF facilities with rugged material handling: receiving, metering, screening, reclaim, and dust control. Our engineering team optimizes layouts for flow, safety, and maintainability while minimizing energy use and carryback.

  • Truck dumpers, live-bottom hoppers, and metering bins
  • Drag, apron, and belt conveyors with wear liners
  • Screening, magnetic separation, and surge storage
  • Turnkey install, controls integration, and commissioning

Related: Recycling Solutions · Conveyor System RFP

Truck dumpers and hoppers for bio-energy systems

Recycling Center Solutions

Recycling centers combine all our material-handling expertise. We detail and customize designs, deliver engineering solutions, and install a full range of conveyors for optimum flow and maximum uptime:

Whether building a new MRF line or upgrading an existing system, we balance throughput, footprint, and maintenance. We address surge control, incline transitions, chute design, and wear protection to reduce spillage and cleanup.

  • Apron Conveyors for heavy loads, available in chain-belt and cleated rubber belt styles.
  • Slider Bed Belts and Troughed Belts for semi-sorted materials.
  • Light-duty Belts for low-volume, light materials.
  • Specialty Sections for screening, sorting, and bale feed-in/out.

Related: Conveyors · Wear Liners

Conveyor systems at a recycling facility

Apron Conveyors & Hydrapulpers

We specialize in both new machines and complete rebuilds of Apron Conveyors. Our services include removal and replacement of rails, impact bars, sprockets, and chain (AD Style, Z Pan, and Piano Hinge). Our expertise allows us to identify what can be reused, saving your mill money. We also provide 24/7 emergency repair crews for breakdowns. For Hydrapulpers, we offer rebuild services, including stainless steel tub liners and rotor and bearing changeouts. We have the specialized tooling to handle even the toughest jobs, ensuring your equipment is back online quickly.

  • Supported chain styles: AD, Z‑Pan, Piano‑Hinge apron
  • Rails, impact bars, flights, and return wear surfaces
  • Hydrapulper rotor, bedplate, and bearing replacements
  • Stainless tub liners and abrasion protection
Apron conveyor and hydrapulper repair

Wood Processing Equipment

We provide a full range of products and services for wood processing facilities. From new Rubber Tired Drum Debarkers and replacement components to chip and bark handling conveyors, we have the expertise to support complete woodyards and log processing yards for chipmills, sawmills, and papermills.

  • Debarkers, log decks, infeeds, outfeeds, and rollcases
  • Chip and bark conveyors, chutes, and transfer points
  • Screens, bins, reclaimers, and stacker systems
  • Maintenance outages, upgrades, and turnkey installs

Related: Mill Maintenance · Request an RFP

Wood processing equipment and chip handling conveyors

Asphalt Plant & Paving Equipment Chain

Since 1965, our partner Kelco has been manufacturing durable chains and sprockets for the asphalt industry. We provide A-L chain, which is heat-treated for maximum strength and wear life to withstand the hot, abrasive, and non-stop environment of asphalt plants.

  • Heat-resistant A‑L chain with hardened pins and bushings
  • Drag slat conveyor components and matched sprockets
  • High‑temp bearings, guards, and wear liners
  • Rapid turnaround for critical outages

Related: Asphalt Chain RFQ · Custom Sprockets

Durable chains and sprockets for asphalt plants

Cascade Evaporators

Klockner Group has supervised Cascade Evaporator reworks for over 30 years, rebuilding more than 80 cascades. We precision-cut tube sheets for perfect alignment and leak-test each tube to ensure weld integrity. We also manufacture custom hub and Shaft and Bronze bushings, and can reverse engineer parts if original drawings are missing. Our field service technicians are available to diagnose problems and provide full inspections to keep your evaporator running at full capacity.

  • Pulp & paper black liquor evaporator inspections and repairs
  • Tube sheet rework, overlay, and corrosion‑resistant alloys
  • NDE leak testing, alignment checks, and documentation
  • Turnaround planning, parts supply, and commissioning support

Related: Request Field Service

Repair and inspection of a Cascade Evaporator

Solutions FAQ

Do you provide turnkey conveyor systems?

Yes. We detail and customize design, deliver engineering solutions, fabricate key components, and handle installation and commissioning. Start with an RFP for conveyor systems.

Can you support emergency repairs?

Our 24/7 field crews respond to breakdowns across mills and plants. We stock critical chains, sprockets, and wear parts to reduce downtime.

Which industries do you serve?

Pulp & paper, recycling/MRFs, sawmills, biomass & bio‑energy, mining & aggregates, asphalt plants, and general industrial.

Do you reverse engineer parts without drawings?

Yes. We can measure components on‑site, model replacements, and supply OEM‑quality parts with documentation.

Ready for a Customized Solution?

No matter the challenge, Klockner Group provides the expertise, engineering, and craftsmanship to meet your industrial needs.

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