China Stone Effect Resin Material Manufacturer, Supplier, Factory

On August 29, 2023, Zhejiang Ruitang, as one of the organizers, jointly organized and launched the "Rotomolding Technology Festival National Tour" in Suzhou with Zhenhai Refining and Chemical, Wenling Xuri, and Shanghai Jiechuang.

Melt flow rate (referred to as melt index) is an important performance indicator of rotational molding materials, which has a significant impact on the processing and forming of rotational molding products.

​On May 16, 2025, our company participated in the "China Plastics Association Rolling Plastic Special Committee 2025 Annual Meeting" held in Xingtai, Hebei Province.

On July 4th, Dongguan, Guangdong became a focal point for rotational molding technology. Our company, together with Sunrise Rotational Molding, Shanghai Jiechuang, and Zhenhai Refining and Chemical, held the 8th Rotational Molding Technology Festival. From morning till night, the venue was lively and filled with an atmosphere of exchange and learning.

At present, in the selection of inserts, most of them use: 1. brass; 2. Zinc aluminum alloy; 3. Stainless steel (anti-corrosion, corrosion-resistant);Defect Solution | Rolling Plastic Fuel Tank Science Popularization -2- Principle and Solution of Coating Problem ② Temperature and Embedded Parts (Expert Article) At present, in the selection of inserts, most of them use: 1. brass; 2. Zinc aluminum alloy; 3. Stainless steel (anti-corrosion, corrosion-resistant); The basic components of embedded assembly are: 1. Embedded screws; 2. Mold cavity wall; 3. Embedded components; Material selection for inserts: 1. Good thermal conductivity; 2. Sufficient mechanical strength (details will be elaborated in the next section).

The children walked into the fire station of Shengshan Town. The red fire engine, the cool equipment and the patient explanations of the firefighters made the children both excited and impressed.