Plastic Cover
Custom-made, in a variety of colors
FUNMILY
The ionic medium between the positive and negative electrodes of dry cell.
The thickness of D size and C size battery covers should be 0.7～0.8mm, and thickness of any position should not be lower than 0.68mm.
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| Inspecting Item | Technical Norm |
| External Diameter | 29.6±0.1mm |
| Total Height | 3.8±0.1mm |
| Mesopore Diameter | 8.7±0.1mm |
| Appearance |
The
following appearance defects are not allowed: ①The round surface of battery plastic cover is incomplete; ②The afflux mouth is cracked, burred or twisted. |
| Color | Colors of the same batch should be close to the color codes of sealed samples. |
| Bump Diameter | Strictly meeting the requirments of the picture sizes of battery plastic covers of every model |
