CONSTROMECHTMEngineering Solution

Pulp & Paper Industry Services

Pulp & Paper Mill Services

  • Retrofit
  • Capacity Enhancement
  • Conversion
  • Troubleshooting
  • Installation & Commissioning

CONSTROMECH provides complete mechanical solutions for material handling systems in pulp & paper mills, where conveying equipment operates in wet, fibrous, corrosive, and high-humidity conditions.

Pulp & Paper Mill Services
Plant zones
5
Equipment types
14
Service types
5

From woodyard conveyors to pulp presses and paper reel handling, our services include:

  • Engineering retrofits for old OEM systems
  • Chain and bucket replacement
  • Equipment modernization for uptime improvement
  • Turnkey installation and troubleshooting services

What we do in each plant zone

Equipment we handle, the services we deliver and the results you can expect — zone by zone.

Wood Yard & Chip Feeding Section

Zone 01

Wood Yard & Chip Feeding Section

Equipment Handled

  • Apron Feeders (Wood Chips, Logs)
  • Drag Chain Conveyors
  • Belt Bucket Elevators

Services Offered

  • Replacement of drop-forged drag chains (200–250 mm pitch)
  • Upgrade of feeders with hardened pans and corrosion-resistant liners
  • Retrofit of sprockets and guide rollers for oversized chips

Technical Insights

  • Higher Material density handling up to 300–450 kg/m³ (wood chips)
  • Enhanced Chain & Pans life
  • Extended Warranty
Pulp Processing & Chemical Feed Area

Zone 02

Pulp Processing & Chemical Feed Area

Equipment Handled

  • Flow Chain Conveyors (White Liquor, Black Liquor Sludge)
  • Pulp Elevators

Services Offered

  • Chain retrofitting with Ni-hard/SS lined links and acid-resistant bushes
  • Bucket replacement for sticky fibrous pulps
  • Drive upgrades to prevent surging under variable pulp densities
  • Ceramic-lined or UHMWPE chutes to prevent clogging

Technical Insights

  • Typical material monitoring with high moisture, fibrous, pH < 5 (acidic)
  • Chain pitch & Scraper width modification
  • Enhanced Service life for Chains
  • Extended Warranty with corrosion kits under optional AMC
Paper Machine Feed & Trim Conveying

Zone 03

Paper Machine Feed & Trim Conveying

Related productsFlow Conveyor Chain

Equipment Handled

  • Flow Conveyors (Trim Waste)
  • Belt Conveyors for Dry Pulp Sheets
  • Rewinder Discharge Systems

Services Offered

  • Replacement of trim conveyors with low noise drag chain designs
  • Belt upgrade for rewinder zones with cleated polymer belts
  • Bucket retrofit for smooth handling of high-speed, low-mass pulp

Technical Insights

  • Belt speeds & Chain conveyors service monitoring
  • Moisture sensitivity control for critical zones below 40% for feeding zones
  • Extended Warranty with paper dust sealing enhancements available
Sludge Handling & ESP Ash Management

Zone 04

Sludge Handling & ESP Ash Management

Equipment Handled

  • Drag Chain Sludge Conveyors
  • Submerged Ash Scrapers
  • Filter Cake Transfer Systems

Services Offered

  • Retrofit of double-strand scraper chains (160/200 mm pitch)
  • Bush & scraper material upgraded to high-moisture Ni-hard coated
  • Sealing and casing retrofit to reduce odour and spillage
  • Bottom scraper retrofits in evaporation plant discharge systems

Technical Insights

  • Conveyed material, moisture sludge & ash monitoring from recovery boiler
  • Chain life & scraper design modifications
  • Extended Warranty
Bale & Reel Storage Handling

Zone 05

Bale & Reel Storage Handling

Related productsDrag Chain Conveyor

Equipment Handled

  • Paper Reel Conveyors
  • Bale Lifter Chains
  • Transfer Car Drag Chains

Services Offered

  • Replacement of forged load chains for reel transfer units
  • Upgraded bearings & rollers for dust-prone, high-cycle usage
  • Drive retrofits to reduce shock loads during start/stop cycles

Technical Insights

  • Chain pitch: 142–160 mm | Forged load hooks & clevis available
  • Handling for Paper reel weights: up to 1.5–2.5 tons
  • Extended Warranty

CONSTROMECH Technical Advantages – Pulp & Paper Industry

Component / FeatureSpecification / Standard
Chain TypesForged link, corrosion-resistant, sealed bush chain
Bucket/Flight MaterialSS316 / HDPE / AR steel (where applicable)
Scraper Width400–1000 mm depending on conveyor
Liner OptionsUHMWPE
Corrosion ResistanceNi-hard coating
Warranty12–18 months depending on operating zone

CMECH Technical Services

How we support pulp & paper plants on site

Every engagement is carried out by our own field engineers — from the first inspection to commissioning and hand-over.

How we work
  • Site Inspections & Equipment Audits

    Bucket elevators, conveyors, ash systems, reclaimers

  • Installation & Commissioning Supervision

    Chains, buckets, bearings, drive units, structural supports

  • Corrective & Preventive Maintenance

    Hot/cold chain replacement, sprocket rebuilds, belt tracking

  • Retrofit & System Upgradation Projects

    Chain-to-belt elevator conversions, scraper design mods, capacity enhancements

  • Operational Optimization Support

    Root cause analysis, performance tuning, load balancing

Pulp & Paper Industry: chain systems & spares

The chains, sprockets, buckets and conveyor components we manufacture for pulp & paper plants.

View industry page

Services for other industries

Planning a shutdown, retrofit or capacity upgrade?

Send us your drawing or requirement — we respond within one business day.