手機外殼的設計、製造及工藝

手機外殼的設計、製造及工藝Cheil Industries Inc.

Design Guide for

Thin Wall Product

Design Guide For Thin Wall Products

Design Concept
Material selection

Goal
Thin wall

Low weight Minimum Size Reduction of Cycle time High Productivity Saving Material Optimum Design

Processing technology

Cheil Industries Inc.

R&D,

Application Development Center

2

Last Updated DEC 07 1999

Design Guide For Thin Wall Products

Material selection
Requirement
Thick Thin >200:1

High Flow Length High Impact Strength Good Appearance Stiffness Heat Resistance Mechanical Integrity Flame Resistance

Resin Flow length: Spiral Flow(L/T)

100:1 ~ 150:1

Notch Izod Impact Test, Low Temperature Impact Test Low Gloss, UV Resistance: deltaE 1~2 Neat engineering Plastics: Flexural Modulus- 2,000MPa Reinforced plastics : Flexural Modulus