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Why choose one over the other? 81X is at the heart of every modern sawmill operation. This versatile chain is available in many grades of quality. At Tsubaki we are proud to offer three tiered levels of 81X quality:

81X Premium:
Features
Building upon the strength of the 81X design, Premium offers better performance on multi-strand timed conveyors where relative length tolerance and rate of stretch is critical.
  • Improved material & heat treatment
  • Precision and consistency of fabrication & assembly


Applications
Multi-strand Timed Conveyors:
  • Scanner
  • Trimmer
  • Drop Sorter
Unit of Measure

Pitch - P

 N/A 2.609 in

Roller Diameter - R

 N/A 0.906 in

Width Between Inner Link Plates - W

 N/A 1.060 in

Link Plate Thickness - T1

 N/A 0.22 in

Link Plate Thickness - T2

 N/A 0.315 in

Link Plate Height - H

 N/A 1.26 in

Pin Diameter - D

 N/A 0.437 in

Pin Length - L1+L2

 N/A 2.536 in

Pin Length - L1

 N/A 1.181 in

Pin Length - L2

 N/A 1.355 in

Average Tensile Strength

 N/A 42000 lb

Approx. Weight

 N/A 4.12 lbs/ft