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PVC pipe extrusion is a complex process where both internal and external lubricants play crucial roles in determining the quality and efficiency of the final product. Many users, especially manufacturers and engineers, often grapple with questions such as, "Which lubricant is more effective?" or "How do I optimize my extrusion process?" Recognizing these common pain points—low output rates,

A scenario-based buyer's framework for PVC window and door profile additives — stabilizer, processing aid, impact modifier, and lubricant balanced to your climate, color, and wall thickness.

A plain-language walkthrough of twin-screw PVC profile extrusion and where each Shitong additive (calcium zinc stabilizer, ACR processing aid, impact modifier, lubricant) does its job.

Choosing the right blowing agent is critical for manufacturers focusing on cost efficiency, product performance, and environmental compliance. With recent trends showcasing a move towards sustainability, AC (Azodicarbonamide), OBSH (Oxazolidinone Blowing Agent), and RA (Regenerative Blowing Agent) have become popular options. Are you grappling with questions like: "Which blowing agent will