Shandong Hualu International Trade Co., Ltd.

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Stainless steel punching ball

Widely used in high-speed bottom noise bearings, motors, hardware, wrought iron, machinery parts, bicycles, motorcycles, automobiles, precision instruments, medical equipment, fishing gear, toys, rails, universal ball, luggage, electronics industry, also Can be used as a grinding media. Commonly used in precision equipment such as ball screw, slider guide, linear bearing.

Classification :

Punch ball

+8613356667988

hlbearing@hlgq-steelball.com

E-mail

Application

Element

Material	C	Si	Cr	Mn	P	S	Ni
304	0.08% Max	1% Max	18%-20%	2% Max	0.045% Max	0.03% Max	8%-10.5%
316	0.08% Max	1% Max	16%-18%	2% Max	0.045% Max	0.03% Max	10%-14%
420	0.15% Max	1% Max	12%-14%	1% Max	0.040% Max	0.03% Max	-
440	0.95%~1.2%	1% Max	16%-18%	1% Max	0.40% Max	0.03% Max	-

Mechanical Properties

Material	Density	Hardness	Tensile Strength	Magnetic
304	7.93g/cm3	HRC10-20	80,000-180,000psi	Non-magnetic
316	7.98g/cm3	HRC10-20	80,000-120,000psi	Non-magnetic
420	7.75g/cm3	HRC50-55	95,000-250,000psi	Magnetic
440	7.70g/cm3	HRC55-60	275,000-285,000psi	Magnetic

FACTORY WORKSHOP

We continually invest in research and development to enhance our product offerings and manufacturing processes. Our goal is to maintain our position as a leader in the industry while embracing new technologies and trends that shape the future of metal production.

Factory workshop

CUSTOMER FEEDBACK

CUSTOMER VISITS

With a strong export network, Shandong Lu Tisco Stainless Steel Co., Ltd. serves clients across the globe. Our dedicated customer service team ensures that every client receives personalized attention, timely deliveries, and support throughout the product lifecycle.

Bangladeshi customers placed orders at the factory

Vietnamese clients came to discuss cooperation.

Southeast Asian customers come to the factory to place orders

South African customers place OEM orders at our factory

South Asian customers ordering booths

French customer factory order

Punch ball