CN Mould & Plastic Limited

Waterproof Design Studies

08
01, 2026
Three-Color Molding with a Two-Color Mold
Product EjectionThe ejection structure of this mold, although not overly complex, consists of three parts: the first-color cavity plate ejection, the second-color cavity plate ejection, and the moving...
29
12, 2025
Three-Color Molding with a Two-Color Mold
1.1 Product DescriptionFigures 1-1 and 1-2 show a three-color product diagram and an exploded view of a daily item, respectively. The color components are as follows:l First color green ①: ABS materi...
22
12, 2025
Leverage Structure for Two-Color Molds: A Clever Fix for Countersunk Holes
Product DescriptionFigure 1-1 shows a two-color product drawing of a daily item. The first color, green, is made of PA66 + 30% GF compound, and the second color, yellow, is made of TPU compound (soft ...
15
12, 2025
Behind the Scenes: Precision Engineering in Two-Color Injection Molding
In the world of injection molding, achieving high precision and durability in multi-material components requires meticulous attention to mold design, material selection, and process control. Today, we...
08
12, 2025
HARD outside, SOFT INSIDE? CAM-PIN MAKES THE REVERSE TWO-SHOT WORK
Product DescriptionFigure 1-1 shows a two-color product drawing of an automotive part. The outer green layer is made of HDPE compound (hard plastic), and the inner orange layer is made of TPE compound...
01
12, 2025
Core-pulling with sliding block assembly structure in fixed half of two-color mold
Product DescriptionFigure 1-1 shows an assembly drawing of an automotive interior component. This part consists of three sub-components: an upper cover (PP material), a base (PP material), and a TEO c...
24
11, 2025
Two-Shot Mold Structure for Dual-Color Toothbrush
Product DescriptionFigure 1-1 shows a two-color product diagram of a common dual-color toothbrush. The product has an average wall thickness of 3 mm, with local areas reaching 4 mm. Its overall dimens...
18
11, 2025
Second Shot on the Moving Side? Rotating Core Makes It Work
Product DescriptionFigure 1-1 shows a two-shot product diagram of an internal part for a packaging application. The average wall thickness is 1.25 mm, with overall dimensions of 13.1 mm × 26.8 mm × ...
11
11, 2025
Two‑Color Mold Without a Rotary Table? Rotating Moving Core Design
Product DescriptionFigure 1-1 shows a two-color product diagram of an internal part for a household appliance. The product has an average wall thickness of 1.5 mm and overall dimensions of 7.6mm x 22....
04
11, 2025
ROTATING CORE, ZERO TURNTABLE: THE 180°spin that eliminates the rotary table
Product DescriptionFigure 1-1 shows a two-color product diagram of the internal parts of a household appliance. The product has an average wall thickness of 2.5mm and an overall dimension of ф156mm x...