POM (Polyoxymethylene) balls, derived from the high-performance engineering thermoplastic Polyoxymethylene, encompass small spherical entities renowned for their outstanding mechanical characteristics, notably encompassing elevated strength, reduced friction, and dimensional stability. These balls discover wide-ranging implementation across diverse sectors, including automotive, aerospace, bearings, valves, and cosmetic packaging, capitalizing on their impeccably smooth surface, chemical resistance, and robustness to facilitate intricate movements, sealing operations, flow regulation, and precise dispensation of cosmetics.

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Specifications of POM (Polyoxymethylene) Plastic Balls Grinding Media

Items	Specification
Composition	[CH₂O]_n
Size	1.5-50 mm
Precision Grade	G0-G3
Density	1.41-1.42 g/cm³
Thermal Conductivity	0.25 W/(m·K)
Magnetic	Non-Magnetic
Compressive Yield Strength	30-120 MPa
Service Temperature	-40/85 °C

Features of POM (Polyoxymethylene) Plastic Balls Grinding Media

High mechanical strength and rigidity.
Low friction and self-lubrication during use.
High toughness and resistance to repeated impacts.
Good resilience and resistance to creep.
Long-term fatigue endurance.
Excellent resistance to petroleum-based fuels, solvents, moisture, and all neutral chemicals.
Good electrical insulating properties.
Excellent dimensional stability and minimal water absorption.
Wide temperature range from -40°C to 120°C.

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