UNINAR® 740

About
UNINAR PVDF (POLYVINYLIDENE FLUORIDE) is a non-reinforced highly crystalline fluoropolymer that combines exceptional chemical resistance with superior strength and stability. When compared with traditional fluoropolymers like PTFE, UNINAR PVDF offers up to three times the typical strength and stiffness while maintaining unparalleled resistance to even the harshest chemicals—even at temperatures up to 300°F. These properties, along with its natural flame retardency (UL94, V-0) and ultrahigh purity have made it the material of choice for processing equipment components used in semiconductor manufacturing clean room environments. Because it also offers excellent toughness and electrical properties that remain stable over a wide range of both frequencies and temperatures, UNINAR PVDF is also often used in components used for power transmission. UNINAR PVDF is offered in two grades; UNINAR 740 (beige) and UNINAR 1010 (white). Both grades machine easily and are available from Nytef Plastics in a full range of heavy gauge rod, plate, and tubular bar sizes. UNINAR PVDF ATTRIBUTES 300°F continuous use temperature Excellent balance of strength, toughness and abrasion resistance Resistant to virtually all chemicals and solvents Extremely low moisture absorption Low permeability to gases & liquids Excellent UV & nuclear radiation resistance Flame resistant -UL 94 V-0 rated Easily machined and fabricated TYPICAL INDUSTRIES Chemical Pulp and paper processing Food processing equipment Electrical and electronics products Semiconductor manufacturing Petroleum processing APPLICATIONS Pump components Manifolds and valves Fluid sensors Liquid chromatography components Analytical instruments Bearings and bushings&&

Product Description
GenericPVDF
Material StatusCommercial: Active
FeaturesGood Rigidity,Weather resistance is good,Good flexibility,High purity,Good Electrical Properties,Gamma radiation,Machinable,Low odor,Flame Characteristics,Good stability,Good wear resistance,Solvent resistance,High crystallization,Low moisture absorption,V-0
AvailabilitysNorth America,Europe

Technical Data
PHYSICALNominal valueUnitTest method
Density1.78g/cm³ASTM D792
Water absorption rate ASTM D570
24hr0.010 to 0.030%ASTM D570
saturated0.030%ASTM D570

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch290J/mASTM D256

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed116ASTM D648
Continuous use temperature149UL 746
Melting peak temperature171ASTM D3418
Linear coefficient of thermal expansion
MD1.2E-41/℃ASTM D696

Electrical performanceNominal valueUnitTest method
Volume resistivity1.0E+16ohms·cmASTM D257
Dielectric strength10 to 11kV/mmASTM D149
Dielectric constant
1 MHz8.20 ASTM D150

FLAME CHARACTERISTICSNominal valueUnitTest method
6.10 mmV-0 UL 94

MECHANICALNominal valueUnitTest method
Rockwell hardness
R-level84 ASTM D785
Tensile modulus1570MPaASTM D638
tensile strength
yield41.4MPaASTM D638
Tensile strain
fracture150%ASTM D638
Bending modulus1650MPaASTM D790
bending strength50.0MPaASTM D790
friction coefficient0.58 ASTM D1894

Notes
1. Typical properties: these are not to be construed as specifications.
2. Method A (Short-Time)
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