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1. V-shaped sealing ring is a kind of elastic rubber sealing ring acting axially, used as a pressureless seal of the rot···
① For oil seals used in hydraulic pumps and motor journals, not only the roughness of the sliding surface is requir···
The oil seal is also known as the oil protection ring. It is irreplaceable in the rotating pa···
At present, all major brands of earphones or better-quality earphones are using silicone earmuffs. S···
What are the prerequisites for choosing earphone sleeves? The important prerequisite for earphone sl···
(1) Nitrile rubber. Nitrile rubber is a copolymer obtained by polymerizing butadiene and acrylonitrile in a suspension. ···
One: Reasons for impurities and black spots on the surface of the silicone tube:1: Raw materials cau···
So far, the types of resins that have been reported have reached tens of thousands, and the number o···
The switch manufacturer will show you what are the performance characteristics of the toggle switch? The toggle s···
