The so-called pretreatment mainly refers to the screening, filtration, preheating, drying and grinding of plastic raw materials. Pretreatment equipment refers to the devices and equipment used to pretreat plastic raw materials, mainly including screening and filtering equipment, preheating and drying equipment, and grinding equipment.
Consult Manufacturer Specifications: The first step is to refer to the manufacturer's specifications for the specific PVC-O pipe you are using. The manufacturer will provide information on the pressure rating of the pipe, which is typically expressed in pounds per square inch (psi) or bars.