Steel Spare Parts Cnc Machining Accessories

In the outer part of the wire is evenly and sealed to wrap a layer of non-conductive materials, such as: resin, plastic, silicone rubber, PVC, etc., 

To form an insulating layer, to prevent the conductive body from contact with the outside world caused by leakage, short circuit, electric shock and other accidents of the wire called insulated wire.

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