Discover the HUASHIDA PE Extruder Welding Machine Plastic Welder and Heat Shrink Sleeve for Pipes Oil and Gas Pipelines. This high-performance product is designed for insulating pipe joints, offering superior anti-corrosion and waterproofing. Ideal for oil, gas, and water pipelines, it features fast shrinkage, long service life, and easy installation. Perfect for large diameter wastewater pipes and more.