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Comparison of different steel balls
AISI 1010/1015 carbon steel ball: It is a very ordinary steel ball with low price and high hardness. It is widely used in bicycles, bearings, pulleys, slide rails, crafts, shelves, universal balls, bags and so on. Oily packaging, it can also be dry packaging according to customer requirements, wear-resistant, HRC50-55.AISI 1045 carbon steel ball: can be used in auto parts, hardware tools, barreling, bearings and sprockets. Oily packaging, it can also be dry packaging according to customer requirements, wear-resistant, HRC 58-65.
AISI 1085 carbon steel ball: can be used for bicycles, bearings, sprockets, general tools, etc. Oily packaging, it can also be dry packaging according to customer requirements, wear-resistant, HRC 60-66.
GCr15/AISI 52100/SUJ2 bearing chrome steel ball: It can be used for high speed and low noise bearings, bicycles, motorcycles, automobiles, slide rails, universal ball, luggage, electronics industry, etc. Oily packaging, it can also be dry packaging according to customer requirements, wear-resistant, HRC 60-66.
201 stainless steel ball: can be used in hardware industry, handicrafts, plastic products, such as lamps, switches, motorcycle parts, luggage, bearings, die-casting parts. Low price, excellent performance, can be processed, welded, drilled, hardness HRC ≤ 28.
302 stainless steel ball: can be used in auto parts, aviation, aerospace, hardware tools and chemical industries, as follows: crafts, bearings, pulleys, medical equipment, posts and electrical appliances. It has good rust and corrosion resistance, hardness HRC ≤ 28.
304 stainless steel ball: It is the most widely used stainless steel ball in the market. It can be used in medical equipment, chemical, aviation, aerospace and hardware industries, as follows: perfume bottles, sprayers, valves, nail polish, motors, switches, Electric irons, washing machines, refrigerators, air conditioners, medicines, auto parts, bearings, instruments and bottles. It has good rust and corrosion resistance, hardness HRC ≤ 26.
316 stainless steel ball: usually used in special industries such as: medical equipment, chemical, aviation, aerospace, etc., such as: perfume bottles, sprayers, valves, nail polish, body accessories and mobile phone boards. Suitable for industries with high anti-corrosion requirements, hardness HRC≤26.
420 stainless steel ball: commonly used in industries with high requirements for precision and rust resistance: motorcycle parts, pulleys, stainless steel bearings, plastic bearings, handicrafts, valves and petroleum industry. It has good rust resistance, high hardness HRC50-55.
440C stainless steel ball: It is commonly used in industries with high requirements for precision and rust resistance: aviation, aerospace, bearings, motors, high precision instruments, valves and petroleum. The hardness is close to the GCr15 bearing chrome steel ball, but it has stronger anti-rust and anti-corrosion properties, HRC≧58.
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