Example 3 Cadmium Plating of Voltage Regulator Bases on Automatic Equipment

Voltage-regulator bases were cadmium plated, to a minimum thickness of 3.8 pm (152 pin.), in automatic equipment at the rate of 2640 pieces/h.

Production requirements:

Factor

Specification

Weight per piece

170 g (0.37 lb)

Pieces plated per hour

2640

Area to be plated per hour

53 m2 (570 ft2)

Minimum plate thickness

4 pm (160 pin.)

Equipment requirements:

Factor

Specification

Dimensions of full automatic plating unit

21 by 3.4 by 2.8 m(70 by 11 by 9 ft)

Width of access space on sides of unit

0.76 m (3 ft)

Width of access space on load end of unit

3.1 m (10 ft)

Motor-generator set

15 V,7500 A

Dimensions of motor-generator set

3.1 by 3.1 by 2.4 m(10 by 10 by 8 ft)

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