Different Size Ceramic Ball

Product Description

Qingdao Fuqin Steel Ball Company is a leading manufacturer and exporter of high-quality steel balls, ceramic balls, and stainless steel balls. With over two decades of experience in the industry, we have built a strong reputation for reliability and quality. Our company has been certified with ISO 9001 and ISO/TS 16949, ensuring that all our products meet international standards. Our steel ball plant was established in 1998, while our roller plant started operations in 2000. We specialize in producing carbon steel, chrome steel, and stainless steel balls, which are widely used in various industries such as automotive, aerospace, medical equipment, and industrial machinery. Carbon Steel Balls Applications include light-duty bearings, conveyor belts, bicycle parts, automobile components, slide bearings, caster wheels, computer peripherals, toys, metal milling tools, and more. Details: Low Carbon - AISI 1010-1015, sizes from 1mm to 30mm, grades G16 to G1000. Chrome Steel Balls Used in bearings, automotive, cosmetics, construction, jewelry, heavy equipment, and hunting cartridges. Material: GCr15 / 100Cr6 / AISI 52100 / SUJ-2. Chemical Composition Table: | Material | C% | Si% | Mn% | Cr% | Cu% | |----------|----|-----|-----|-----|-----| | 52100 | 0.98~1.10 | 0.15~0.35 | 0.25~0.45 | 1.30~1.60 | - | | GCr15 | 0.95~1.05 | 0.15~0.35 | 0.25~0.45 | 1.40~1.65 | 0.25 | | GCr15 SiMn | 0.95~1.05 | 0.45~0.75 | 0.95~1.25 | 1.40~1.65 | 0.25 | | 100Cr6 | 0.93~1.05 | 0.15~0.35 | 0.25~0.45 | 1.35~1.60 | - | | SUJ2 | 0.95 or 1.10 | 0.15 or 0.35 | 0.50 max | 1.30~1.60 | - | Stainless Steel Balls Applications: For 300 series – trigger sprayers, bearings, dispenser valves, body jewelry, lotion pumps, aerospace, quick disconnect couplings. For 400 series – bearing applications, valve applications, locking mechanisms, fasteners, and quick connectors. Materials: AISI 302/304/304L/316/316L, AISI 420/420C/430/440C. Chemical Composition Table: | AISI Number | C% | Si% | Mn% | Cr% | Ni% | Mo% | P% | S% | Property | |-------------|----|-----|-----|-----|-----|-----|----|----|----------| | AISI 304 | 0.07 MAX | 1.00 MAX | 2.00 MAX | 17.0~19.0 | 8.0~10.5 | - | 0.045 MAX | 0.03 MAX | Slightly magnetic, flat surface HRC 25min. | | AISI 316 | 0.07 MAX | 1.00 MAX | 2.00 MAX | 16.5~18.5 | 10.5~13.5 | 2.00~2.50 | 0.045 MAX | 0.03 MAX | Better corrosion resistance than SS304, especially against sulfuric acid, ink, bleach, and nitric acid. | | AISI 420 | 0.07~0.25 | 1.00 MAX | 1.00 MAX | 12.0~14.0 | - | - | 0.045 MAX | 0.03 MAX | Flat surface HRC 50min, better corrosion resistance. | | AISI 430 | 0.08 MAX | 1.00 MAX | 1.00 MAX | 15.5~17.5 | - | - | 0.045 MAX | 0.03 MAX | Ferritic stainless steel, better corrosion resistance than 3-series at higher temperatures. | | AISI 440 | 0.95~1.20 | 1.00 MAX | 1.00 MAX | 16.0~18.0 | - | - | 0.045 MAX | 0.02 MAX | Martensite, fair corrosion resistance to water, alcohol, oil, and food products. | Plastic Balls Materials and Characteristics: | Item | POM | PA66 | PP | Delrin AF | |------|-----|------|----|-----------| | Material | Polyacetal | Nylon 66 | Polypropylene | 20% Teflon + 80% Delrin | | Density (g/cc) | 1.42 | 1.14 | 0.91 | 1.50 | | Hardness (Rockwell R scale) | 120 | 110 | 90 | 115 | | Wear Resistant (kgf/cm²) | 0.37 | 0.18 | 385~560 | 0.19 | | Heat Resistance (°C) | 160~170 | 180~230 | 120 | 340 | Factory Tour Inspection Packaging Process: Step 1: Weighing stainless steel balls (typically around 10kg). Step 2: Sealing in plastic bags. Step 3: Placing sealed bags into small boxes. Step 4: Labeling each box with material, lot number, size, quantity, grade, and date. Step 5: Placing boxes directly into moisture-proof cases. Service Offerings: - Instant product improvement and design support - Quick response to pricing inquiries - Complete inspection reports - Traceable production - Efficient logistics solutions We are committed to delivering high-quality products and exceptional service. Our goal is to provide you with reliable and durable solutions that meet your specific needs. Let us be your trusted partner in the steel and ball manufacturing industry.

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