Backup roll for hot rolling mill and cold rolling mill

Field: smelting;
Essence: supporting work rolls;
Features: high surface hardness, uniform hardness, etc.

send your drawings then we can provide according to the drawing you sent to us, not only the hot rolling mill but also the cold rolling mill.

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Product Detail

Product Tags

Product Introduction

Forged steel back-up roll is mainly used in 4-Hi mill and 6-Hi mill. The diameter of roll barrel is 350~1400mm. The material of back-up roll includes 60CrMo, 9Cr2Mo, 86CrMoV7, 70Cr3Mo etc. The main types of mills: back-up roll of 650mm Mill, 900mm Mill,1050mm Mill, 1250mm Mill, 1450mm Mill.

We cooperate closely with lots of mill design companies for the supply of 650mm Mill, 900mm Mill, 1050mm Mill, 1250mm Mill,1450mm Mill.

Roll main size
OD360×L1500	OD400×L1000	OD450×L1200	OD480×L800-1500	OD510×L800-1600
OD550×L1500	OD560×L1530-2000	OD610×L1730-2500	OD650×L2130	OD660×L2130-3000
OD700×L2500-3500	OD800×L2500-4000	OD930×L2500-4000

Specifications

Process	Vertical Centrifugal Cast， CNC machining(turning, milling, drilling)
Material	The material include s355JR,S355NL,S355NL,S275JR,4OCrNiMoA,1Cr18Ni9Ti, 430,440,1008,1020,20NiCrMo,42CrMo4
surface treatment	Polishing,sandblasting,anodizing,brushing,powder coating,electroplating,zinc plating,silk-screen
Standard	DIN GB ISO JIS BA ANSI
Test equipments	Spectrograph, Physicochemical room, Hardness Meter, Coordinate Measuring machine(CMM)
Casting equipments	intermediate frequency furnaces, high frequency furnaces, vacuum investment melting furnaces.
Packaging Details	wooden case for export
Delivery Detail	30-45 days after deposit

Our Product

Fixture Designing and Manufacturing

Raw Material& Hot Treatment

Forging & Casting & Machining

Welding & Machining

Pre-sales Post-sales Technical Support

Process	Vertical Centrifugal Cast， CNC machining(turning, milling, drilling)
Material	The material include s355JR,S355NL,S355NL,S275JR,4OCrNiMoA,1Cr18Ni9Ti, 430,440,1008,1020,20NiCrMo,42CrMo4
surface treatment	Polishing,sandblasting,anodizing,brushing,powder coating,electroplating,zinc plating,silk-screen
Standard	DIN GB ISO JIS BA ANSI
Test equipments	Spectrograph, Physicochemical room, Hardness Meter, Coordinate Measuring machine(CMM)
Casting equipments	intermediate frequency furnaces, high frequency furnaces, vacuum investment melting furnaces.
Packaging Details	wooden case for export
Delivery Detail	30-45 days after deposit

Our Service

Manufacture drawing	√
Process schedule with ETD date	√
QC checking of each process	√
Checking report	√
Photos &videos of each process	√
ISO 9001 certificate	√
Warranty Time	√
The third party Checking	√

We Checking report and certificate Material Report; Hardness Report;

UT/MT Report;Dimensions checking report; Mechanical Property Test Report

Form E, Form A, CO.

FAQ

1. who are we?

We are based in beijing, China, start from 2000,sell to Domestic Market(36.00%),Eastern Europe(16.00%),Southeast Asia(36.00%),South America(12.00%),South Asia(2.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?

Always a pre-production sample before mass production;

Always final Inspection before shipment;

3. what can you buy from us?

Roll and Rollers.

4. why should you buy from us not from other suppliers?

We have rich experience on casting, forging and heat treatment.

5. what services can we provide?

Accepted Delivery Terms: FOB, CFR, CIF,E XW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES;

Accepted Payment Currency:USD,EUR,CNY;

Accepted Payment Type: T/T,L/C,D/P D/A,Western Union;

Build the enterprise quality culture of customer oriented, requirement met and expection surpassed; Implements the quality management concept of Prevention First, and reinforces the quality planning and process control in prophase management; Establishes 6Sigma mechanism for continuous improving, uses DMAIC 5steps, effective methods to optimize organization to reach the goal of high customer satisfaction and low cost.