TAGGED TOPIC2 Articles

#plastic-part-design

Curated design articles and technical guides tagged with #plastic-part-design.

Three-panel technical blueprint illustrating rib root inscribed circle thermal nodes, volcano screw boss core-out relief, and VDI 3400 texture draft angle bars.

Injection Moulding Design Guidelines: Wall Thickness, Rib Ratios, Boss Relief, and Texture Draft Tables

Quantitative injection moulding design guidelines covering polymer wall thickness and shrinkage, 0.40T-0.60T rib root ratios, volcano boss relief, and SPI/VDI 3400/Mold-Tech draft lookup tables.

October 26, 2026Editorial TeamNEW

Cross-section of a molded plastic wall with a rib, a screw boss, draft angles and rounded corners, labelled with the main design rules

DFM and Hardware

Injection Molding Design Guidelines: Wall Thickness, Ribs and Draft

Injection molding design rules with sourced values: wall thickness by plastic, rib and boss proportions, draft angles, corner radii, a molder's tolerance and a pre-drawing checklist.

October 7, 2026Editorial TeamNEW