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The fr4 epoxy board is a code for the grade of flame-resistant material, which represents a material specification that the resin material must be able to extinguish itself after the burning state. Ep...
2020-08-29
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The aluminum profile industry has become a very mature industry. The aluminum density is only 2.7g/cm. Although it is soft, it can be made into duralumin, hard aluminum, rust-proof aluminum, cast alum...
2020-08-31
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1. What are the general heat resistance grades of the motor winding insulation? Answer: Motor winding insulation can be roughly divided into: Class A, Class E, Class B, Class F, Class H and Class C. 2...
2020-10-11
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Literally, "numerical control" and "machining center" are two keywords. "Numerical control" means "digital control", which is what we often call CNC. The control system can logically process programs ...
2020-10-31
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As cars become more and more common, the amount of plastic used in the automotive industry is increasing, especially the parts in the car put forward higher requirements for the use of materials. ...
2021-05-14
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1.Principle: Using electrolytic water technology, an energy device that extracts hydrogen and oxygen gas from water with electricity. Among them, hydrogen is used as fuel and oxygen is used to support...
2021-05-28
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Engineering plastics are used more and more widely in our daily life. Special engineering plastics are showing their skills in many high-precision industries, especially in the military industry. The ...
2021-07-17
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The stability, reliability and practicability of the machined parts can be reflected in the surface accuracy and quality of the machined parts. There are many ways to extend parts, but the most import...
2021-10-16
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1. The concept of insulating layer material: a material that can block the flow of current, and its volume resistivity generally exceeds 109ΩNaN. 2. The role of the insulating layer material: isolate ...
2021-10-29
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1. C850.1 Phenolic Cotton Laminate (Scrims) (7 yarns, now everyone uses 10 yarns) Grade: C Canvas Phenolic Executive standard: GB/T24124-2009 Temperature resistance class: E class Color: natural color...
2022-03-24
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