Description of the dia 40mm high performance cast grinding balls
1.Brief introduction of the company
Ningguo Dongfang Wear-Resistant Material Co., Ltd was established in 1996 in Ningguo city,well known
as the Chinese base of grinding material,specialized in research, production, sales and service of high
chrome steel balls, grinding media.
Dongfang has six automatic production lines and has established complete quality assurance system,
Quality Management System certified ISO9001:2008,Environment Management System certified ISO14001:2004
and Occupational Health and Safety Management System certified GB/T 28001:2011.We have a Provincial High-
Tech Center with various test equipments,which has reached a leading level in this field.The independent R&D
"Warm Period Timing Oil Quenching Heat Treatment"has been authorized as National Invention Patent.
DONGXU Chrome series of grinding materials are famous products in Anhui province and have been awarded
as High-quality Castings Gold for many years.
2. Physical property and metallurgical structure
Impact Value(j/cm²) | Metallurgical structure | Falling Times |
≥3.5 | M+C | 20000 |
3.Chemical composition
C | Si | Mn | Cr | P | S |
2.0-3.2 | ≤1.0 | ≤0.3-1.5 | 10-28 | ≤0.1 | ≤0.06 |
4. Picture of the 40mm high chrome steel balls
5.Direct reading spectrometer for testing
6.International trade metal pail packing trucks to the dock
Shipment
1.Usually we choose to ship your order by sea.
2.We'll tell you the shipping status once your order has been sent.
Payment
We accept T/T, L/C.etc. 30% advanced payment, 70% before loading
