Lagging comparison

PARAMETERRUBBER LAGGING NR/SBRRUBBER LAGGING FRAS CNPOLYURETHANE LAGGINGCOLD BOND CERAMIC LAGGINGHOT VULCANISED CERAMIC LAGGINGDIRECT BOND CERAMIC LAGGING
Bond TypeCV,HVCV,HVCV,HVCVHVDBCL
DIN Abrasion (mm3 volume loss)< 90YESNOYESYESYES
Use On Drive PulleysYESYESNOYESYESYES
Use On Non Drive PulleysYESYESYESYESYESYES
Resistance to Build UpMINIMALMINIMALYESSOMESOMEYES FOR PLAIN , NO FOR DRIVE
Lagging Service Life (typical) (years)1-213-5>10>10>10
Cost to Install Lagging$4,000$4,000$4,000$4,000$4,000$6,000
Cost of Lagging$625$800$2,500$4,600$4,950$4,800
Total Lagging Cost per Pulley$4,625$4,800$6,500$8,600$8,950$10,800
Number of Relags in 10 years6102111
Number of Plant Down Times6102111
Number of OH&S Exposures6102111
Lagging Cost Over 10 Years$27,750$48,000$13,000$8,600$8,950$10,800
Time Required for Lagging (hours)88881248

  Based on 1000mm diameter x 2,000mm face width pulley

CV = Cold Vulcanised
HV = Hot Vulcanised
DB = Direct Bond

PARAMETERCOLD BOND CERAMIC LAGGINGHOT VULCANISED CERAMIC LAGGINGDIRECT BOND CERAMIC LAGGING
Bond Failure Lagging to PulleyMinimal rubber tear100% rubber tear100% Epoxy Tear
Adhesion strength to Pulley> 9.0 (N/mm2)> 20.0 (N/mm2)> 20.0 (MPa)
Adhesion strength to Ceramic Tile> 6.0 (MPa)> 6.0 (MPa)> 20.0 (MPa)
On site applicationYesNoNo
Factory applicationYesYesYes
Stable rubber hardnessYesYesN/A
JoinsYesNoNo
CuringRoom Temp130-140CRoom Temp
Bonding PressureRubber HammerAutoclave 400-600KPaN/A
Bonding pressure durationSeconds4 hoursN/A
Belt Cover wearNoNoYes for Drive Pulleys
Time Required for Lagging (hours)81248
Factory Application – Drive PulleysNoPreferredOK – may cause belt cover wear
Factory Application – Non Drive PulleysNoPreferredNo
Field Application – Drive PulleysYesNoOK – may cause belt cover wear
Field Application – Non Drive PulleysYesNoPreferred

N/A = Not Applicable

  Rubber Backed Ceramic Lagging Thickness to minimise slippage and belt cover wear

12mm Low Belt Tensions
15mm Medium Belt Tensions
20mm High Belt Tensions

 Save as PDF

Let’s talk

If you work in the mining industry, involved in conveyor maintenance, pulley manufacturing, conveyor design and conveyor maintenance, then, we would like to work with you to bring engineered pulley lagging solutions to the industry.