Pulp & Paper

Tristar has a 35-year history in providing innovative and specialized equipment repair and rebuilds, replacement parts service, dynamic balancing, fabrication, general machining work and welding service for the Pulp & Paper industry, as well as many other industries. We are ASME code Certified. Our 74,000 square foot facility is equipped with state-of-the-art machinery and we have a team of highly experienced and skilled tradesmen and technicians to get your equipment back up and running with a minimum of downtime. Tristar's quality and reputation are known in a worldwide market.

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Each day, a broad spectrum of service activities takes place at Tristar. Examples of work commonly undertaken can include:

Equipment Manufacturing
Equipment Rebuilds
Equipment Repair
Replacement Parts
Pump Exchange Program
General Machining Work
Non-Destructive Testing
Dynamic Balancing
Welding Service
Plasma Transferred Arc System
Exotic Alloy Fabrication
Hydraulic Testing
Roll Grinding
Hard Overlay

When your equipment is shipped to Tristar, an experienced Project Manager will work with you. Through research and development we have developed innovative techniques to solve any problems. Your equipment will be returned on time and in superior condition.

Here is a closer look at some of the lines of equipment we manufacture, rebuild and replace:
Typical examples of product lines and parts manufactured and rebuilt by Tristar are:

  • Blowers
  • Centrifugal Pumps
  • Centrisorter Rotors
  • Fans (Induced Draft, Forced Draft)
  • Disc Filter Core Pipes
  • Low Pressure Feeders
  • High Pressure Feeders
  • High Pressure Feeder Valves
  • Impregnator Screws & Housings
  • Hi-Shear Mixers
  • Outlet Devices
  • Centrifugal Pump Parts
  • Refiners
  • Paper Machine Rolls
  • Steaming Vessel Screws
  • Thick Stock Pump (TSP)
  • Cloverotors
  • Twin Rotor TSP
  • Top Separator Screws & Baskets
  • Vacuum Pumps
  • Washer Drums
  • Lime Kiln Trunions
  • Other Small & Large Parts
  • Other Assemblies

For full details, please contact your Tristar sales representative


  • Babbitt Bearings
  • Barker Drum Trunions
  • Belt Sheaves
  • Blowers and Feeders
  • Chipper (Discs) Rotors up to 178" dia.
  • Chipper Hoods
  • Conveyor Pulleys
  • Conveyors
  • Hog Rotors
  • Knife Holders and Clamps


  • Grinder Couplings
  • Grinder Crossover Pipes - Left and Right Hand
  • Grinder Flanges
  • Grinder Frames
  • Grinder Gate Cylinders
  • Grinder Gates
  • Grinder Magazines
  • Grinder Main Cylinders
  • Grinder Main Pistons
  • Grinder Nuts
  • Grinder Piston Rods
  • Grinder Seal Sleeves
  • Grinder Shafts
  • Grinder Shoes
  • Grinder Wear Plates

Continuous & Batch Digesters

  • Ball Valve 6" to 20"
  • Blow Tank Pumps
  • Chip Chute Pumps
  • Chip Meters
  • Cold Blow Pumps
  • Digester Blow Valves
  • Digester Circulating Pumps
  • Extraction Screens
  • High Pressure Feeders 420L, 650L, 900L and 1080
  • Low Pressure Feeders #4, #5, #6, #7
  • Defiberizer Screws & Housings
  • Outlet Devices
  • Pumps #8, #11, #125, #138, #160
  • Pumps K-4, K-5, K-55
  • Rotary Valves (or Feeders) 12", 18" and 26"
  • Rotary Valves 30", 36", 42"
  • Steaming Vessels and Screws
  • Thick Stock Pumps & Cloverotors Model 300, 400, 500, 600, 800, 1200, 1400 and 1800
  • Top Circulating Pumps
  • Top Separator Screw & Basket
  • Upper and Lower Cook Pump

Bleach Plant

  • Liquor Filters
  • Pulper Vats and Screws
  • Shower Pipes
  • Shredders and Repulpers
  • Steam Mixers, Models 400, 500 and 800
  • Thick Stock Pumps
  • Cloverotors
  • Washer Drum Drop Legs
  • Washer Drum Journals
  • Washer Drum Sleeves
  • Washer Drum Stuffing Boxes, Gland Followers
  • Washer Drum Valve Segments
  • Washer Drums, 8', 9' 6", 11' 6", 13' 6" dia. with choice of decks including Corrugated, "D" Wire, or Perforated Decking
  • Washer Vats

Screen Room

  • Screens P-26, P-30, P-60, rotors, foils, screen baskets
  • Decker Moulds
  • Centrisorter, Models 108, 110, 112, 208, 210, 212
  • Knotters, Model 500
  • Primary and Secondary K-400, KX-400, KX-300, K Mark "E" Screens consisting of housing, rotor, end bells, dilution "T" screens, baskets and covers


  • Bearing Housings, all types
  • Clarifier Rake Repair and Fabrication
  • Feed Water Pumps
  • Gear Box rebuilds, all types
  • Gears - manufacture and repair
  • I.D. and F.D. Fans, all types
  • Lime Kiln Feed Screws
  • Lime Kiln Trunion Rollers, Tires, Bearing Housings
  • Mud Filter (Mud Drum)
  • Parts for Pulp and Paper Machines
  • Rebuild and manufacture all types of rotors, repulper and beater, extraction plates. Complete assemblies.
  • Refiners- all types
  • Rolls - repair, rebuild, manufacture, machine - all types
  • Steam Turbines
  • Washers

Thermal Mechanical Pulping

  • Defiberators
  • Housings
  • Screws
  • Screw Conveyors
  • Sund Defiberators


  • Overhaul and replacements on many types of pumps: contact our sales department to find out more about our Rebuild Exchange Program

Details of Specific Equipment Lines Repaired

Tristar’s is one of the world’s leading pulp equipment manufacturers and services providers. Tristar has tremendous experience and a well-earned reputation for servicing pulp mill equipment. Our technical expertise and plant capabilities can provide all of your aftermarket pulp equipment requirements.

Pulp Specialists

Tristar is in tune with the needs of the pulp and paper industry. From the groundwood to the finishing room, Tristar innovations and reliable repairs are evident in mills across North America. Tristar is up to the task of keeping your pulp and paper plant operating at maximum efficiency. As important as pumps and washer drums are, so too are the less visible machine components that need constant care and attention.

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Drum Equipment

Tristar has over 35 years of experience in rebuilding and manufacturing any type and size of Vacuum Washer drums, Pressure Washers and Vats. The extensive knowledge and experience with all models has enabled Tristar to become a leader in design, manufacture and rebuilding of washer drums.

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Low and high pressure Feeders are critical components of your fibre line. Their function is transporting chips and sawdust to steaming and digester vessels. Tristar rebuilds and manufactures most popular models and sizes of High & Low Pressure Feeders.

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Tristar stocks a considerable number of patterns and working drawings for major industrial parts, especially for pumps. Contact our sales department to find out more about our Rebuild Exchange Program.

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Refiners & Plug Screw Feeders

Plug Screw Feeders are an important part of your pulping operation. Their functions include wood chip transportation, chemical impregnation and steam injection heating. Due to the abrasive nature of the operation, severe wear conditions are often experienced.

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The manufacture and repair of replacement parts, including impellers, side plates, stuffing boxes, shafts and subcomponents is a major aspect of our work. We stock many of the most common pulp and paper mill components. All small parts are handled with the same care and attention as larger items; quality control is rigorous.

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Tristar specialty, fans are repaired and manufactured for a wide range of applications and industries including mining, cement processing plants, petrochemical refineries, fans for pulp mill power boilers and lime kiln.

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NOTE: All manufacturer's names, numbers, symbols and descriptions are used for reference purposes only, to indicate product lines serviced by Tristar Industries. All items listed as being manufactured by Tristar Industries Ltd., are Tristar's own products and not the products of any other manufacturer.