- CategoriesZheflon®FL2604 PVDF- Squeeze Grade
Categories PVDF for others Album View larger image Brand Flurine Model 2604 Features Copolymer. Medium viscosity Uses Optical fiber. Hose Forms White powder or translucent particles Update Time 2020-02-24 Detail InformationZheflon® FL2604 is a medium viscosity grade polyvinylidene fluoride copolymer with high purity. Important properties include excellent chemical resistance to most aggressive substances and solvents, excellent mechanical strength and toughness, high abrasion resistance, high temperature capabilities, excellent aging resistance, low permeability to most gases and liquids and easily melt-processed by standard methods of squeeze. Also can be used for the production of lithium battery separators.
General
Features
Copolymer. Medium viscosity
Uses
Optical fiber. Hose
Forms
White powder or translucent particles
Items
Typical Value FL2604
Test Method
Physical Properties
Density（g/cc）
1.76~1.79
ASTM D792
Melt Flow Rate（g/10min）
2.0~6.0
Load 12.5kg，230℃，ASTM D1238
Melt viscosity（Kps）
20~25
Shear Rate 100 1/s，ASTM D3835
Water Absorption（%）（Time 24 hr）
≤0.010
ISO 62
Molecular Properties
Molecular weight（Da）
400,000~480,000
GPC,DMF,ISO 16014
Intrinsic viscosity（dl/g）
1.20~1.40
30℃,DMAC
Molecular weight distribution
1.8-2.3
GPC,DMF,ISO 16014
Mechanical Properties
Tensile Modulus（Thickness2.00mm）（MPa）
500~900
1.0mm/min,ASTM D638
Flexural Modulus（Thickness2.00mm）（MPa）
600~900
2.0mm/min,ASTM D790
Yield Strength（Thickness2.00mm）（MPa）
30.0~45.0
50mm/min,ASTM D638
Break Strength（Thickness2.00mm）（MPa）
20.0~30.0
50mm/min,ASTM D638
Elongation at Yield（%）
10.0~20
50mm/min,ASTM D638
Elongation at Break（%）
200~400
50mm/min,ASTM D638
Hardness, Shore D（Thickness2.00mm）
65~70
ASTM D2240
Thermal Properties
Melting Point（℃）
140~145
ASTM D3418
Glass Transition Temp, Tg（℃）
-42.0~39
ASTM E1356
Decomposition Temperature（℃）
375
1% wt. loss / in air
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