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Subject
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Condition of Use and allowable CHAIN PULL
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1) Condition of Use and allowable CHAIN PULL
- The allowable chain pull indicates the maximum "tensile strength" for the chain.
- The use of condition and permissible chain tension.(After estimation of CHAIN PULL, selection within a norm of R)
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Using conditions |
Tension allowances(kgf) |
| TR348 |
TR458 |
TR678 |
| No.1 |
① Temperature: 0℃ ~120℃
② Less than 20 PCS of CURVE RAILS per 1 DRIVE UNIT
③ Indoor where risk of dust and chemical corrosion is low
④ No acid washer equipment, and clean environment, good maintenance No.2
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1,000kgf |
2,000kgf |
3,500kgf |
| No.2 |
① Temperature : 120℃ ~ 160℃
② Middle temperature drying booth, and easy maintenance
③ If lubrication and maintenance is poor under NO.1 condition
④ Dusty area
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650kgf |
1,300kgf |
2,000kgf |
| No.3 |
① Temperature : 160℃ ~ 200℃
② High temperature drying booth, and good maintenance
③ Dusty area
④ Installed outdoor, and if stops operating during winter period, good maintenance
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| No.4 |
① Temperature : 200℃ ~ 250℃
② High temperature drying booth, and auto-lubricating system for TROLLEY BEARING
③ Heavy dusty area, harshest condition(Ex. Foundry or chemical processing condition)
④ Installed outdoor, poor lubrication.
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