Description:
The "Plug Welch" is a term used for a type of engine freeze plug, also known as an expansion plug or a core plug. After the block is cast, these temporary holes are plugged with expansion plugs, which are designed to expand and fill the hole tightly as the engine block heats up during operation.

Attributes:
• Durable to withstand high speeds and stress.
• It is corrosion-resistant.

Applications:
The Plug Welch is a type of expansion plug that is designed with a protruding lip around its circumference that provides an additional layer of sealing, helping to prevent the plug from being forced out of the block due to pressure or vibration it is used in Cat AP-1000B, AP-1000D, AP-1050, AP-1050B, AP-1055B, AP-1055D, AP-600D, AP-650B, AP-655C, AP-655D, AP-800C, AP-800D, AP-900B, AP1000, AP1000E, AP1000F, AP1055, AP1055E, AP1055F, AP400, AP455, AP500, AP500D, AP500E, AP500F, AP555, AP555E, AP555F, AP600, AP600F, AP655, AP655F, AP855, BG-2255C, BG-225C, BG-230, BG-230D, BG-240C, BG-2455C, BG-2455D, BG-245C, BG-260C, BG-260D, BG1000E, BG1055E, BG500E, BG555E, BG600D, and BG655D Paving Equipment.