No.163-SB ENAMELED WIRE STIFFNESS TESTER (SPRING BACK METHOD)

JIS (C3003), C3216-3, IEC-60851-3

  • Insert one end of the wire sample into the stopper hole on the mandrel and hang a weight on the other end.
  • Wind the sample around the mandrel three times at a rotational speed of 5–10 times per minute, mark the sample, and then remove the weight.
  • Slowly unwind the sample from the mandrel and read the scale at the position where the mark is located to evaluate its softness.

Specification（the spring back method）

Specifications are subject to change without notice.
Specimen 1 m, Conductor Diameter φ0.25 to φ1.6 mm
Mandrel Rotation Speed 5 to 10 rpm
Mandrel Diameter φ19 mm、 φ48 mm、 φ82 mm
Weight 57 g, 115 g, 455 g
Scale 0 to 120
Dimensions/ Weight (Approx.) W128 × D190 × H184 mm/ 6.1 kg

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No.163-HC ENAMELED WIRE STIFFNESS TESTER (SPRING BACK ANGLE OF A HELICAL COIL)

JIS C3216-3, IEC-60851-3

  • Insert one end of the wire sample into the stopper hole on the mandrel and hang a weight on the other end.
  • Wind the wire sample around the mandrel five times at the specified rotational speed, mark the sample, and then remove the weight.
  • Slowly unwind the sample from the mandrel and read the scale at the position where the mark stopped to evaluate its softness.

Specification（the spring back angle of a helical coil）

Specifications are subject to change without notice.
Specimen 1 m, Conductor Diameter φ0.08 to φ1.6 mm
Mandrel Rotation Speed 1 to 3 rpm
Mandrel Diameter φ5 mm, φ7 mm, φ10 mm, φ12.5 mm, φ19 mm, φ25 mm, φ37.5 mm φ50 mm
 Weight 0.25 N, 0.5 N, 1 N, 2 N, 4 N, 8 N, 12 N, 15 N,
Scale 0 to 72
Dimensions/ Weight (Approx.) W128 × D190 × H184 mm/ 4.3 kg

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