1. Material influence: stainless steel ball, cast iron ball, alloy steel ball, etc. The density of different materials of solid steel ball is different. The density of steel is larger than that of cast iron, and the alloy steel varies according to the density and content of main alloying elements. 2... read more
Injection into a billet → light ball → grinding ball → fine grinding → polishing → sorting → packaging POM Ball ( POM plastic ball ) POM plastic balls are widely used in cosmetics, sprayers, guide rails, hardware machinery and other products. Properties: smooth, shiny, hard and dense material, yello... read more
First, the plastic ball dimensional tolerance standard is GB308-2002, tolerance grade and technical requirements, plastic ball diameter variation, spherical deviation, stadium surface roughness, batch diameter variation, basic diameter tolerance. The international standards for plastic balls are gen... read more
Plastic ball, Plastic Hollow Ball, plastic ball valve, plastic float ball selection and installation knowledge: plastic ball is defined in the fluid system, used to control the direction, pressure, flow of the device. According to the different functions of the plastic ball, the plastic ball is clas... read more
The roundness precision of the plastic ball is a very important link. Generally, the roundness precision has several grades of 0.01MM for the first grade, 0.02MM for the second grade and 0.03MM for the third grade. The roundness of the plastic ball should start from the mold design. For example, the... read more
