https://pvrplastics.com/ - We are HDPE Spiral Tank manufacturers and suppliers located in Ahmedabad, Gujarat, India. Depending on what the customer needs, the chemical storage tanks come in a variety of sizes, forms, and capacities. Strips of High Density Polyethylene (HDPE) or Polypropylene (PP) are extruded onto a heated, rotating, and traversing mandrel at a temperature of 220°C.