The High Chromium Composite Roll (HCr I) for Cold Rolling Mill, Temper Mill Roll and Roll Ring

• Casting Method: Centrifugal Casting
• Casting Form Material: Metal
• Casting Metal: Cast Iron
• Casting Form Usage Count: Semi-permanent
• Surface Treatment: Polishing
• Surface Roughness: Ra0.05
• Model NO.: HCrI
• Coating: Anticorrosive Paint
• Machining Tolerance: +/-0.01mm
• Standard: GB/T1504-2008
• Certification: ISO 9001:2000
• Barrel Length: 1.2m Max
• Single Weight: 10 Tons/PC
• Lettering: Available
• Application 1: Hot Strip Steel, Edge Roller, Temper Mill
• Application 2: Intermediate Sheet Miller, Cold Strip Steel Mill
• Application 3: Section Steel Universal Mill Ring
• Taper: Available
• Multiple Thread Holes: Available
• The End of The Roll Is Slotted: Available
• Deep Hole: Available
• Deep Thread Hole: Available
• Customized Roughness: Available
• Stand Position 1: Finishing Stand for Bar and Wire
• Stand Position 2: Roughing and Intermediate Stands for Hot Strip
• MOQ: 2PCS
• Transport Package: Brandreth
• Specification: 280-750mm roll body diameter
• Trademark: Zhonghang
• Origin: Huzhou
• HS Code: 8455300000
• Production Capacity: 15000 Ton/Year

Product Description

Huzhou Zhonghang Roll Co.,Ltd. have manufacturing Metallurgical Rolls since 1992.

The company customizes different materials of Cast Rollers and Rings, including HSS Rollers, Ductile Iron Rolls, SGP Rollers, SGA Rollers, IC Rollers, CC Rollers, HCr Rollers, AD Rolls, AS Rolls and GS Rolls and other 20 different Rollers and Rings.
 

Company Profile

 

The High Chromium Composite Roll (HCr I) for Cold Rolling Mill, Temper Mill Roll and Roll Ring

Product Description

The high chromium composite roll contains chromium alloy 6-25%, and the core is high strength nodular cast iron. 

According to the difference of carbon content, the products are divided into high chromium cast steel roller and different cast iron roller.

    1.Product Name: High Chromium Composite Roll

    2.Product Material: HCr I
 

 

 

Product Parameters

    3.Chemical Composition

National Standards	C	Si	Mn	P	S	Cr	Ni	Mo	V
Code No.
HCr I	2.30-3.30	0.3-1.00	0.5-1.2	≤0.10	≤0.05	12.00-15.00	0.7-1.5	0.7-1.5	0.00-1.6
HCr II	2.30-3.30	0.3-1.0	0.5-1.2	≤0.10	≤0.05	15.01-18.00	0.7-1.5	0.7-1.5	0.00-1.6
HCr III	2.30-3.30	0.3-1.0	0.5-1.2	≤0.10	≤0.05	18.01-22.00	0.7-1.5	1.51-3.0	0.00-1.6

   4.Physical Property

Physical Property			Application
Code No.	Roll Barrel Hardness(HSD)	Roll Neck Tensile Strength(N/mm^2)
HCr I	60-75	≥350	Hot strip steel, vertical roll, temper mill roll, medium plate mill, cold strip steel rolling mill, Section steel universal mill roll ring
HCr II	65-80	≥350
HCr III	75-90	≥350

   5.Application: 

    1). Cold Rolling Mill,
   
    2). Temper Mill Roll and Roll Ring

Certifications

Packaging & Shipping

 

Our Advantages

 

Why Choose Us:

1. Standard management makes us the rolls records are documented and so the roll quality can be traced at any time.
2. 30+ years manufacturing experience make us research and development on rolls more and deeper in this field.
3. Different roller customization is charged by technology team.
4. From raw material to final finished roll, we produce rolls by ourselves.
5. We have own steel factory to test new products, if test ok, we will put into mass production.

 

FAQ

Q: How long will you reply, when we send inquiry ?
A: We will reply you within 1 hour.

Q: Are you Manufacturer?
A: Yes, we are the Cast Rollers' direct manufacturer for 32 years.

Q: Which kinds of Rollers do you Manufacture?
A: We manufacture HSS rollers, Ductile Iron Rolls, SGP rollers, SGA rollers, IC rollers, CC rollers, HCr rollers, AD rolls, AS rolls and GS rolls and other 20 materials of Rollers and Rings.

Q: Which area does the Cast Roll apply in?
A: It is mainly suitable for High-Speed Wire & Rod, Rod, Narrow Strip Steel, Medium Strip Steel, Section Steel and other Rolling Mills' Rough Rolling, Intermediate Rolling, Finishing Rolling Steel production lines.

Q: Can you Custom Different Rollers and Rings?
A: Yes, Customizing different rolls is up on your drawings and detail requests.

Q: Can you Recommend Suitable Rolls according to the detail requests?
A: Yes, We are pleased to recommend rolls for you.

Q: To start Business, Trial Order is available?
A: Yes, Trial Order is no problem.

Q: How to Assure the Quality of Rolls?
A: Multiple inspection to ensure the quality of iron in Hangzhou products.
     1.Raw material inspection
     2.Each process inspection in production
     3.100% finished product inspection.

Q: How to Pack the Rolls?
A: The rollers will be packed with 3 layers plastic papers, then fixed on the iron frame.

Q: How to Ship the Rolls?
A: Generally shipped by sea from Shanghai or Ningbo port.

Q: Which Countries does the Zhonghang Roll export to?
A: Our main products are exported to the United States, Russia, Japan, Spain, Malaysia, Turkey, South Korea and other more than 10 countries.