Thin wall space cup moulds are used in the injection molding process to create plastic cups with significantly reduced wall thickness compared to traditional cups. These moulds enable manufacturers to produce cups that use less raw material without compromising structural integrity, thereby reducing production costs and environmental impact.

The term “space cup” often refers to the lightweight design of the cup, which maintains rigidity and functionality despite its thin walls. Such cups are commonly used for beverages, frozen desserts, and food packaging applications.

The defining characteristic of thin wall space cup moulds is their ability to produce very thin and consistent wall thicknesses, often in the range of 0.2 to 0.5 millimeters. Achieving such precision requires advanced mould design and manufacturing technology.

The mould cavity must be engineered to exact dimensions to ensure uniform flow of molten plastic, preventing issues like warping, sink marks, or incomplete filling. Maintaining tight tolerances is essential because even slight variations can lead to weak points or defects in the final cup.

These moulds are typically made from high-grade steel alloys that offer excellent wear resistance and thermal conductivity. Efficient heat dissipation is crucial in thin wall moulds to control cooling rates and reduce cycle times.

The surface finish of the mould cavity is also important. A smooth and polished finish ensures easy release of the finished cup and prevents surface imperfections that could affect cup appearance or hygiene.

Cooling plays a critical role in the performance of thin wall space cup moulds. Because the walls are very thin, controlling the cooling rate prevents distortion and maintains dimensional stability.

Modern moulds incorporate intricate cooling channels strategically placed near the cavity surface. These channels allow uniform cooling across the mould surface, reducing internal stresses and improving the quality of the cups.

https://www.turnkeymould.com/product/thin-wall-mould/tq116-plastic-thin-wall-milk-tea-cup-mould.html

Steel hardness    HRC 48-52Hrc
Plastic material    PP
Injection System    Hot runner ,Hot runner valve gate 
Ejector System    ejection plate / air+robot
Cycle Time    7s-11S
Tooling time    45-65 Days
Mould life    1 million Shots-3 million shots