PORA PR-DTC-4100.AD - Table for Standard of Tension

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PORA ELECTRIC MACHINERY CO.,LTD.
PR-DTC-4100.A / AD
·In case of a web laminated, please sum up the tension of each web and add again 0.018 kg/cm.
·As for aluminum wire, please calculate 1/2 to 2/3 from this value.
(15,000 psi = 103.42 MPa / 1 mil = 25.4 microns)
3. Table for standard of tension
Material English Metric
Paperboard
Weight
(points)
Tension
(lbs/lin.inch)
Weight
(g/m2)
Tension
(kg/cm)
8 3.0 105 0.54
12 4.0 157 0.72
15 4.5 196 0.90
20 5.5 260 1.26
25 6.5 326 1.62
30 8.0 391 1.98
Paper
(based on 3,000
Sq. foot ream)
15 0.40 25 0.135
20 0.50 30 0.180
30 0.75 50 0.270
40 1.25 65 0.360
60 2.00 100 0.540
80 3.00 130 0.720
Material English Metric
Tension (lbs/in/mil) Tension (kg/cm/micron)
Aluminum Foils 1.0 0.00703
Cellophanes 0.75 0.00527
Acetate 0.5 0.00352
Polyethylene 0.12 0.00084
Mylar (Polyester) 0.75 0.00527
Polypropylene 0.25 0.00176
Polystyrene 1.0 0.00703
Saran 0.15 0.00105
Vinyl 0.1 0.00070
Nylon 0.25 0.00176
Wax Paper 1.0 0.00703
Material English Metric
Copper Wire (15,000 psi) Tension (lbs) Tension (kg)
#16 (0.051 inches) 30.00 13.608
#20 (0.032 inches) 12.00 5.443
#24 (0.020 inches) 4.50 2.041
#28 (0.013 inches) 1.75 0.794
#30 (0.010 inches) 1.25 0.567
#34 (0.006 inches) 0.50 0.227
#36 (0.005 inches) 0.25 0.113
#40 (0.003 inches) 0.10 0.045