Information for packing material coil for antirust

No. Film (980-25 black) Characteristics
1 Thickness, mm
Note: thickness fluctuations (%) 0.6-0.8
-5+10
2 Ambient temperature (0C) during application -60+60
3 Ambient temperature (0C) during operation
periodical -60+60
+80
4 Tensile strength (kg/cm), at least 5.0
5 Relative extensibility (%), at least 100
6 Hydroabsorption
at 600C, at most 0.04
1.0
7 Electric resistance (Om/cm), at least 10/16
8 Break-down strength (kV/mm), at least 40
9 Minimal freezing resistance -60
10 Sticking to steel surface treated by primer, kg/cm, at least 1.5
11 Sticking to film (kg/cm), at least 0.3
12 Coil length (m), at least 170
13 Coil width (mm), at least 450
14 Width extension (%) 5-10
15 Strain during application (kg)
at -200C
at +200C
at +400C) 12.26
6.36
3.86
16 Weight per 1sq.m (kg 0.653
17 Coils shall have shape of right cylinders.
Prohibited: -layers stratification with coil butt ends
– adhesive extrusion from coil butt end exceeding 0.2mm
-availability of chips in film and adhesive
Deviation should not exceed 2-3%
18 Cathodic resistance (kW/mm)
at 200C
at 600C
5,0
20,0
II Wrap (955-25)
1 Thickness, mm 0,635
1 Prim. thickness fluctuations (%)
Back thickness (mm)
Coating thickness (mm) -5-10
0,500-0,535
0,135-0,100
2 Ambient temperature (0C) during application -60 +60
3 Ambient temperature (0C) during periodical operation -60 +60
+80
4 Tensile strength (kg/cm), at least 8,0
5 Hydroabsorption
at 600C, at most 100
6 Electric resistance (Om/cm), at least 0,02
7 Break-down strength (kV/mm), at least 40
8 Sticking to film (kg/cm), at 200C, at least 0,3
9 Coil length (mm) 170
10 Coil width (mm)
Width extension (%) 450
-5 +10
11 Weight 1 sq.m (kg) 0,653
12 Prohibited: -layers stratification with coil butt ends
– adhesive extrusion from coil butt end exceeding 0.2mm
-availability of chips in film and adhesive Deviation should not exceed 2-3%
III Primer (919-S)
1 Solvent gasoline
2 Specific density (kg/l) 0,78
3 Discharge (l/m2)
4 Solid residue (%)
1000 hours of impact at 1000C of air and water environment (kg/cm.min) 0,102
17
1,5
5 Color black