Virgin Free Flow – A1, A2, A3

TU 6-05-1999

(-CF2-CF2-)n

Analogs: Teflon PTFE 8, 8A, 8B, 850-A; Algoflon S111, S121, S131; Dyneon TF1620; TF1641, TF1645; Tarflen SG-1, SG2; Fluon G401, G307, G320.

Fluoroplast-4А (F-4А) is a free-flowing polymer; it has all properties of fluoroplast-4. F-4A is more manufacturable during processing, does not get caked and conglutinated during transportation.

Properties of F-4А

Property Grades
F-4А-1 F-4А-2 F-4А3
Appearance Free-flowing white powder
Moisture content, %, max 0,02 0,02 0,02
Bulk density, kg/m3, min 710 690 670
Flowability, max

– angle of slope, (degree)

36 36 36
Granulometric composition, %, max

– content of residue on 1 mm sieve

– content of residue on 0.20 mm sieve

15

5

20

11

35

15

Tensile strength, MPa (kgf/cm2), min 26 (265) 21 (214) 21 (214)
Elongation at break, %, min 310 275 250

F-4А is used for manufacturing of precise size articles by automatic, isostatic and compression molding and ram extrusion. Properties of F-4A are the same as of F-4.

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