Hot Sale High Chrome Cast Grinding Balls

• Material: Steel
• Content: >90%
• Usage: Construction, Machinery, Chemical, Petroleum, Grind, Refractory Material
• Processing Type: Rolling Type
• Size: 80-130
• Color: Black
• Model NO.: GB/T17445-2009
• Customized: Customized
• Hardness: >58HRC
• Endurance Test: >10000/>8000
• Used: Industries of Cement Building Material, Metallurgi
• Good Wear Rate: Strong Microscopic Structure
• Breakage Rate: Non-Broken
• Transport Package: Ton Bag
• Specification: 80mm-130mm
• Origin: Handan, Hebei
• HS Code: 7325910000
• Production Capacity: 100000ton

Product Description

1.Main performance

Normal diamater	Weight of single ball in  average(g)	Quantity/MT	Surface hardness	Endurance test(time)
Φ80	2091	478	>58HRC	>10000
Φ90	2977	336	>58HRC	>10000
Φ100	4084	245	>58HRC	>8000
Φ120	7057	142	>58HRC	>8000
Φ130	8740	115	>58HRC	>8000

2.Feature 
Non-broken, No breakage, Lower wear loss, Uniformity of hardness from surface to core.
3

Item		Chemical Composition9%
		C	Si	Mn	Cr	P	S	Mo	Cu	Ni
High chrome cast grinding balls	ZQCr12	2.0-3.0	0.3-1.2	0.2-1.0	11-13	≤0.10	≤0.10	0-1.0	0-1.0	0-1.5
	ZQCr15	2.0-3.0	0.3-1.2	0.2-1.0	14-17	≤0.10	≤0.10	0-1.0	0-1.0	0-1.5
	ZQCr20	2.0-2.8	0.3-1.0	0.2-1.0	18-22	≤0.10	≤0.08	0-2.0	0-1.0	0-1.5
	ZQCr26	2.0-2.8	0.3-1.0	0.2-1.0	22-28	≤0.10	≤0.08	0-2.5	0-2.0	0-1.5
Middle chrome cast grinding balls	ZQCr7	2.0-3.2	0.3-1.5	0.2-1.0	6.0-10	≤0.10	≤0.08	0-1.0	0-0.8	0-1.5
Low chrome cast grinding balls	ZQCr2	2.0-3.6	0.3-1.5	0.2-1.0	1.0-1.3	≤0.10	≤0.08	0-1.0	0-0.8
Bainite ductile cast grinding balls	ZQSi3	3.2-3.8	2.0-305	2.0-3.0		≤0.10	≤0.08

FAQ
Q1: What is the advantage of your company?

A: We are a professional steel ball manufacturers, which have 13 years of production experience.
We also have Hi-Tech and capable production line.

Q2. In which countries are your products sold?

A: Our products are exported to over 30 countries and regions including USA, Republic of Korea, Japan,Malaysia, Australia, Canada and South Africa, etc., well and universally received by clients.

Q3: Are you trading company or manufacturer ?

A: We are factory.

Q4: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock,
it is according to quantity.

Q5: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q6: What is your terms of payment ?

A: Payment<=1000usd, 100="">=1000USD, 30% T/T in advance ,
<=1000usd, 100="">balance before shippment.
 

Q7; How about your quality control?

In order to ensure the quality, we have strict quality control system.

a) We will test when purchase the raw materials.

b) We will test the products when finished.