Which is the best TPR material manufacturer in Shenzhen?

TPE elastomer soft gel can be adjusted to a suitable hardness according to the product's physical property requirements (hardness range Shore 25-90A),

To prevent contamination of TPE raw materials and the presence of old materials or impurities in the screw and attachment recesses, especially materials with poor thermal stability, all parts should be cleaned with screw cleaner before use and after shutdown to ensure no impurities adhere.

Transparent grades are divided into transparent and translucent series, each with multiple softness/hardness levels; excellent transparency; smooth and soft surface; good yellowing resistance, tear resistance, tensile strength; environmentally friendly; suitable for various transparent series products.

TPR material manufacturer

and appropriate physical properties (such as wear and scratch resistance, adhesion, melt index, etc.). It provides various material application options for different products.

For TPE overmolding (two-shot injection molding), the key point is to achieve good adhesion between TPE and the substrate materials such as PP, ABS, PC, PA, etc. To ensure good adhesion between TPE and the substrate,

Transparent TPE is used in appliance housings, handles, grips, etc. It offers excellent tactile feel, is anti-slip and labor-saving, and is easy to color and process, with a wide design space.

Transparent grades are divided into transparent and translucent series, each with multiple softness/hardness levels; excellent transparency; smooth and soft surface; good yellowing resistance, tear resistance, tensile strength; environmentally friendly; suitable for various transparent series products.

TPR material manufacturer

According to the principle of chemical similarity and compatibility, it is crucial that TPE and the substrate have similar polarity, allowing molecular-level fusion between TPE and the substrate.

The temperature of the feed zone should be set quite low to avoid blockage of the feed port and to allow entrained air to escape.

Since any impurity in TPE material can affect product transparency, attention must be paid to sealing during storage, transportation, and feeding to ensure clean TPE raw materials. Especially if TPE raw materials contain moisture, heating will cause degradation, so drying is necessary. During injection molding, a drying hopper must be used for feeding.

The wall thickness of TPE parts should be as uniform as possible to achieve the best molding cycle. Transitions between different wall thicknesses should be gradual to reduce issues caused by fluid flow, such as gas marks and bubbles.

TPR material manufacturer

To change the mixing state, the transition zone temperature should be set above the melting point of the masterbatch to alter the mixing state when using masterbatch. The temperature near the nozzle should be set close to the required melting temperature.