PBT(polybutylene terephthalate)
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Post Date:
Jan 11,2025
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Expiry Date:
Jan 11,2026
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Detailed Description:
Payment Method: TT or LC at sight
For fiber
Product item:
XW321
Characteristics:Middle viscosity,stable quality
Less agglomerated particles,filters and spinning components have long life
Good spinnability,full size bobbins,uniform dyeability
End use:
Mainly used to produce POY,DTY and FDY ranges from 20D to 60D.DTY is widely used in manufacturing fabrics,pants fabric,denim,elastic covered yarn,bandage,base fabric of band-aid.
Used to produce monofilament,wig filament and brush.Brush includes oil painting brush,cosmetic pends,advanced paint brush and toothbrush etc.
XW321(High-class)
Instrinsic viscosity(dL/g): 0.980±0.015
Melting point(℃):223.0±2.0
COOH content(mol/t):25.0±4.0
Color value(b):4.0±2.0
Color value(L):≥88
Moisture(%):≤0.40
Ash content(mg/kg):≤300
Hundred-grain weight(g):M±0.10
Different shape chip(%):≤0.3
XW321(Qualified)
Instrinsic viscosity(dL/g): 0.980±0.020
Melting point(℃):223.0±3.0
COOH content(mol/t):25.0±6.0
Color value(b):4.0±3.0
Color value(L):≥85
Moisture(%):≤0.40
Ash content(mg/kg):≤300
Hundred-grain weight(g):M±0.30
Different shape chip(%):≤0.4
Different color chip(PCS/500g): ≤1.0
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