billet casting billet mould

billet casting billet mould

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Analysis of thermomechanical behaviour in billet casting with ...

billet casting with different mould corner radii. J. K. Park, B. G. Thomas, and I. V. Samarasekera. Two decades of operating experience have shown that reducing the corner radius from 12–16 mm to 3 or 4 mm. A finite element thermal stress model to compute is beneficial in reducing longitudinal corner cracking.4 In.

High Speed Casting Mold for Billet Caster - Nippon Steel ...

The high speed casting technology is an attractive tool to increase the productivity of a billet continuous casting machine. Nippon Steel developed a high-speed stable casting and long life mold called X mold 6 years ago. X mold has gained many customers around the world. Now Nippon Steel has newly developed a...

Mould taper optimization for continuous casting steels by numerical ...

Simulation results show that carbon content, pouring temperature, casting speed and shape of billets have distinct influence on the solidification shrinkage of billets. Ideal continuous parabolic tapers were designed and optimized according to the calculated shrinkage curves of billets. Key words: mould; parabolic taper;...

A Review of Rhomboidity Problem in Billet Casting - ResearchGate

Key words: continuous casting, billets, quality, rhomboidity, mold. INTRODUCTION. Despite rhomboidity is known from the first times of billet and bloom casting, during the last decade in the start-up of modern casters this shape defect has frequently occurred, calling for continuous improvement work to overcome it.

heat transfer, oil lubrication and mould tapersin steel billets casting ...

transfer, a shallow initial taper of the mould, that permits the wall to acquire a bulged shape, is required. High heat transfer in the mould is likely to result in adverse lubrication condition for casting high-carbon steel billets. Filming of the steel surface has shown that only some of the lubricating oil flowing down the mould wall...

mould thermal response, billet surface quality ... - Open Collections

variation. Finally, a mathematical model was developed to analyze the influence of mould-flux properties and feeding strategies on melting behaviour. This work has led to a very comprehensive understanding of mould thermal response and mould-related quality problem in billet casting with powder lubrication. Transverse.

Mould heat transfer and continuously cast billet quality with mould ...

INTRODUCTION. With the drive to produce higher quality, many billet. With many billet producers adopting mould powder producers are adopting mould powders as a lubricant for lubrication, there is a need to clarify the gains in continuous casting in lieu of oil. While mould powders quality that can be achieved with this...

Billet Casting | Wagstaff

NuMax Billet Casting. The Wagstaff® NuMax™ Billet Mold technology is second in product quality only to the AirSlip® Air Casting Technology.The key advantage to NuMax technology is that it offers significantly improved productivity to the billet producer while reducing maintenance time and costs. Read More.

OPTIMA™ Aluminum Billet Molds - Almex USA

Nov 27, 2017 ... Almex OPTIMA™ Billet Casting Molds are available for hard alloy and soft alloy Direct Chill (D.C.) casting in various billet sizes.

Continuous casting of steel billets | ispatguru.com

Mar 19, 2016 ... A survey conducted in1980s has shown that mould design and the operation of continuous casting of billets were not standardized and each company was doing something different. Brimacombe and coworkers in the late 1970s began to explore the inner working of the billet mould and established the...

Lecture 33 continuous casting of steel Contents Introduction - nptel

Introduction. In the continuous casting, molten steel is poured from the tundish in the water cooled mold and partially solidified bloom/billet or slab (hereafter called strand) is withdrawn from the bottom of the mold into water spray so that solidified bloom/billet or slab is produced constantly and continuously. Continuous...

Continuous casting - Wikipedia

Continuous casting, also called strand casting, is the process whereby molten metal is solidified into a "semifinished" billet, bloom, or slab for subsequent rolling in the finishing mills. Prior to the introduction of continuous casting in the 1950s, steel was poured into stationary molds to form ingots. Since then, "continuous...

Billet Casting | Primetals Technologies

The benefits of Primetals Technologies' billet casting solutions include: Modular design; Highest production and maintenance flexibility; Automatic, self-tightening water and utility connections for mold and oscillator; Highest quality of the cast strands; Retractable DynaFlex oscillator for mold exchange during casting...

Flow and Solidification in Billet Continuous Casting Machine with ...

Nov 11, 2014 ... A 3D numerical model coupling the electromagnetic field, fluid flow, heat transfer and solidification phenomena was developed to simulate the 160 mm × 160 mm billet continuous casting process of SWRT82B steel with dual electromagnetic stirrings of mold and the final solidification. The columnar region...

Start-Up Phase Modeling of Semi Continuous Casting ... - FLOW-3D

1. INTRODUCTION. The semi continuous direct chill casting process has been used to produce brass billets owing to its ability to produce high quality billets at relatively low operating costs. At the start of the cast, an entry nozzle is partially inserted into an open cylindrical water cooled mold which is typically 300-400mm in.

Page 1 HIGH SPEED CONTINUOUS CASTING OF LOW CARBON ...

continuous casting of billets - hot rolling (see table I). Final products are bars, wire rods, wire, strip and ERW pipes. 3. VARIABLE ANALYSIS. Problems arise as soon as the casting speed was increased, related to the strand shell thickness at the exit of the mold. These problems were mostly breakouts due to longitudinal...

Modern billet casting technology - Millennium Steel

New technologies in the field of high-speed billet casting have been developed by VAI Pomini – the long product company of the VAI Group – leading to significant sales. DIAMOLD, a novel mould design for high-speed casting was introduced in 1995, followed in 1997 by DYNAFLEX high-precision mould hydraulic...

Cast vs. Billet - CPM Industries

What is the difference between cast aluminum and billet aluminum? ... The mold is formed when the pattern is pushed into chemically binded sand leaving the impression of the part to be casted. Once the mold is complete the molten aluminum is poured into the mold and allowed to cool and harden. Once the molten...

Moduler Billet Caster - Induction Furnace & Continuous Casting ...

Modular billet caster – Ideal for new mini steel plant & existing ingot making unit to migrate to billet making. The modules are available from 80mm x 80mm to 150mm x 150mm billet casting.

quality improvement of continuously cast round billets

Aug 1, 2007 ... Heat flow measurement and research of influence of primary cooling conditions on shell formation at differ- ent casting speed that had been carried-out on billet square mould with a parabolic taper were the basis for works dealing with the issues prevailing during round billets casting. Experiments have...

A New DC Casting Technology for Extrusion Billets with Improved ...

The new technology uses siphon feeding of liquid metal to the casting moulds, and has thus eliminated the metallostatic pressure in the liquid metal inside the moulds. The sub-surface microstructure is improved compared to billets cast with conventional technologies since exudation of enriched residual melt on the billet...

Casting plants for aluminum | SMS group

SMS group designs, supplies, constructs, and commissions machinery and equipment for the aluminum industry worldwide. It focuses particularly on aluminum casthouses, supplying: •Horizontal casting plants for ingots, busbars, and billets •Vertical casting plants for extrusion and forging billets •Open mold ingot casters (air...

West Supply | Cast and Fused Glass

Modern cast glass is formed by a variety of processes such as fusing and kilncasting, or casting into sand, graphite or metal moulds. Direct Casting/Hot Casting - Pouring fully molten glass into a mould, usually from a furnace. Billet Casting - Melting glass billet into a kiln washed mold and heating in a kiln until the glass flows...

Strategies Against Reoxidation of Liquid Steel in Billet Casting With ...

Classic operation of open casting in billet casters was powered along the latest decades by the introduction of ladle furnaces, the improvements in mold design for increased casting speed, the high degree of automation and the implementation of automatic nozzle change systems. This system gives increased safety in case...

Mold non-sinusoidal oscillating mode analyse and control of ...

Abstract: The way of mould oscillation and the parameter of oscillation have the great influence on the improving casting speed and the quality of the casting billet surface. The paper mainly introduced the regulation of non-sinusoidal oscillating, comparing with the sinusoidal regulation, analyzed the advantage of...

Copper Moulds Tubes Of Steel Billet Caster & Copper Moulds ...

Copper Moulds Tubes Of Steel Billet Caster. High Quality Copper Moulds = Engineers to your casting success. Our mould tubes and plates are made from the highest grade raw materials using pure metal. Continuous product development, improved production processes in modern factories and extensive experiences in...

European Continuous Casting Conference – ECCC2017 – 9th ...

Advanced technologies for the casting of slabs, blooms and billets; Modernization and new implementations; Operational practice and maintenance; Measurement, automation and process control; Safety and environmental aspects; Ladle metallurgical innovations and steel cleannes; Flow control, refractories and clogging...

about initial solidification in continuous casting of steel

duced with and without mould oscil- lation and using different steels with carbon contents between 0, 01 and 0,. 91 wt%. Commercial casting powder was used as lubricant. Without mould oscillation, the exter- nal surface of the billet in a 0,17 % C- steel and its counterpart, the decant- ed solid–liquid interface, were very.

Horizontal, vertical or open mould casting? - Hertwich Engineering

For mainstream extrusion billet production vertical casting is the first choice. Billet surfaces as smooth as a baby's bum are achieved through the air slip mould technology. Consequently the residue at the extrusion press is minimized. The same is with rolling slabs where the skin zone is minimized by casting in a magnetic...

XuperCoat™ for Best-in-Class Mould Wear ... - Castolin Eutectic

XuperCoat™ for Best-in-Class Mould Wear Resistance and Product Quality in Slab, Bloom and Billet Casting. Mould coatings are a crucial part in continuously improving product quality and reducing operating cost in the continuous steel casting process. Monitor Coatings - a UK based Castolin Eutectic company first...

MLM - Mould Level Master - INTECO atec automation GmbH

A similar package is available for tundish slide gate-controlled continuous casting machines featuring an algorithm control package with similar characteristics to guarantee a stable mould level. Features. Average mould level stability is accurate to within +/- 2 mm; Automatic start-up for small billet to slab formats, including...

1. Introduction Mould oscillation represents a basic instrument for ...

surface quality control during continuous casting of steel because it is responsible for oscillation marks development, friction in the mould and compression of the solidifying steel shell. The paper is focused on impact of different oscillation modes on surface quality assurance of peritectic steel grades cast into billets 150x150...

Steel - Continuous casting | metallurgy | Britannica.com

Steel - Continuous casting: About 55 percent of the world's liquid steel production is solidified in continuous casting processes, the most widely used of which feeds liquid steel continuously into a short, water-cooled ... Some billet casters have six molds in one line next to one another, and all are fed from the same tundish.

New Billet Mould Casting Technology - Scientific.net

The aluminum billet casting industry is continually looking for reliable, simple and efficient ways to produce high quality, aluminum billet stock for the extrusion and forging industry. Current demands for billet quality requires that the billet have a very thin inverse segregation of less than 250 microns, uniform cell size of less...

Study on the Fluid Flow in a Semi-Open-Stream-Poured ... - MDPI

May 17, 2016 ... In the beam blank continuous casting process, the H shape makes it difficult to apply quick nozzle-change technology in a continuous casting mold and that limits the application of submerged entry nozzles. Generally, open-stream pouring and oil lubrication are used in this situation, such as in some billet...

Solidification control in continuous casting of steel

Continuous casting; early solidification; mould oscillation; ... casting process. In particular this relates to. • handling of very high heat flux in the mould,. • nurturing of the initial thin and fragile solid shell for avoidance of breakout during ..... continuous casting of steel billets, part 2: Lubrication and oscillation mark formation.

extending continuous caster mold life

The heart of a continuous caster in the steel industry is the mold system. This is where initial solidification of the molten steel occurs. If solidification is not correct, quality issues will result. The mold is exposed to an extreme environment: • The heat flux rate is extremely high, and heat transfer must occur evenly throughout a...

Guru Metachem | Casting Powder / Mould Flux

How It Works Casting Powder contains low melting constituents that instantly generate liquid slag, which penetrates into the gap between the mould and the solidifying shell of the billet. Casting Powder is added in small amounts and continuously over the casting duration. The melting of the Casting Powder occurs slowly in...

New billet casting line under control - Magnum Integrated ...

tooling. The frame incorporates eight heavy-duty halogen lights to illuminate the billets during casting as well as cooling water delivery to the moulds. The cooling water delivery to the tooling is controlled in an adjacent pit by a magnetic flow meter and control valve assembly. The cooling water travels through large rotary...

Casting Powder - Baby Hand Casting Powder Manufacturer from ...

How It Works Casting Powder contains low melting constituents that instantly generate liquid slag, which penetrates into the gap between the mould and the solidifying shell of the billet. Casting Powder is added in small amounts and continuously over the casting duration. The melting of the Casting Powder occurs slowly in...

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