Specifications
polyester staple fiber making line /cotton type staple fiber machine1.high quality
2.PLC controlled
polyester staple fiber making line /cotton type staple fiber machine
1. Outline
This production line can be used not only in polyester staple fiber production, but also ordinary staple fiber production. (1.2-15D)
2. Technical process
2.1 Spinning process
vacuum dry→hopper→melting→filtering→spinning beam→meter pump→spinning→cooling→shaped→oil→winding
2.2 Post-spinning process (cotton type)
creel→traverse→first drafter→water bath→second drafter→steam
heating→third drafter→tow stacker→spreading delivery→dryer→hauling tension→cutter→baler
3. White Middle Length Type
Item | First class products | Qualified products |
Tensile strength CN/dtex | ≥3.9 | ≥3.7 |
Elongation at break % | M±8.0 | M±10.0 |
Thread density deviation % | ±8.0 | ±10.0 |
Deviation rate of length % | ±6.0 | ±8.0 |
Over- length fiber rate % | ≤1.0 | ≤1.5 |
Double length fiber mg/100g | ≤15 | ≤20 |
Flaw allowed mg/100g | ≤350 | ≤400 |
4. Colored Middle Length Type
Item | First class products | Qualified products |
Tensile strength CN/dtex | ≥3.8 | ≥3.6 |
Elongation at break % | M±8.0 | M±10.0 |
Thread density deviation % | ±8.0 | ±10.0 |
Deviation rate of length % | ±6.0 | ±8.0 |
Over-length fiber rate % | ≤1.0 | ≤2.0 |
Double length fiber mg/100g | ≤15 | ≤20 |
Flaw allowed mg/100g | ≤450 | ≤500 |
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