المشاكل والحلول
إجابات عملية على التحديات الشائعة في مواد البلاستيك
Physical foaming uneven
Low moisture absorption still needs drying
Gloss control
Hot plate welding strength insufficient
Surface tacky after demolding
Multi-gate weld line weak
Thermal aging performance decline
Poor coating adhesion
Xenon lamp aging not up to standard
Large MD/TD shrinkage difference