Home | Publication | News & Views

News & Views

Tolerance on Slitter Tooling

Outer Diameter (O.D.) : Technically speaking, the outer diameter of the slitting knife should be kept as large as possible to get more life. Nevertheless, design parameter of slitting line ...


Tube / Section Mill Rolls Latest Manufacturing Techniques

Designing: Once Mill Configuration is known designing on "Copra Software" is fast and accurate. Cutting Raw Material: The raw material is taken 8 to 16 mm plus in diameter over final ...


Cold Rolling Mill Rolls

SPALLING: Chipping off, flaking off, dismembering of a portion of roll from the Roll barrel is known as spalling. Spalling can occur both in work rolls as well as in ...


Work Rolls – For Optimum Life

Cold Rolling Mill Rolls are used for cold rolling, ferrous and non-ferrous metals in Cold Rolling Mills. They have hardened roll body and their sensitivity to temperature andover heating is ...


Leveller / Straightener Rolls

Levellers are meant for levelling strip. The process of levelling has two purpose. First, to make the surface flat and second, to neutralize hidden internal stresses, causing shape defects i.e. ...


Slitting Line Tooling

FLATNESS Flatness is also known as warpage. Flatness means total dial indicator reading while putting slitting cutter on surface plate below dial indicator. Flatness is the maximum variation obtained from ...


Slitter Tooling - Over Arm Seperators

In any Slitting Line, there is an uncoiler, slitter head and recoiler. After Slitting, many strands come out of the slitter head. These strands are to be coiled separately,neatly so ...


DeeTee's Computer Aided Shimless Tooling DCAST

Wide coils are slit into exact width by way of arranging Knives at desired spacing. This required spacing is obtained by means of selecting spacers of various thickness. The minimum ...


Slitting knife Clearance

SLITTING CLEARANCE: Proper knife clearance minimizes burr, increases knife's life by reducing wear and tear. Italso reduces stress on the machine and improves slit width tolerance. While slitting, knives cut partially ...


Fin- A Very Important Component For Tube making

After strip is formed into round shape, inner fibres of tube come closer and outer fibres fall apart. if such a tube is welded then it will be a very ...


Dee Tee Shafts- Safe Production, Sure Operation

Shafts are machine members, mostly circular in cross-section, which support the revolving parts of a machine, such as Tube Mill Roll, pulley, gear, fly-wheel, etc. Shaft notonly supports a revolving ...


Cut off Carriage Cutters (C.O.C Cutters)

In case of on-line Tube Cutting, one of the most recognised methods is by using three small round cutters which press the tube from three points while the cutting head ...


20 Hi Mill Rolls

20 Hi Mills are unique in feature as they have chockless floating work rolls and a cluster configuration for the back-up bearings. Configuration of 20 Hi Mill Rolls is given ...


Raw Material for DeeTee Tools

A large range of Alloy/Tool Steels are used for manufacturing DeeTee Tools. These alloy steels have various alloying elements which impart different properties to tools. Selection of a particular alloy ...


Tube Cut Off Knives

The most common method of cutting welded steel tube mill has been friction saw and next by COC cutters. But these methods are not fast enough and can be used ...


Shear blades And Machine Knives

Shear Blades and Machine Knives find application in all types of industries dealing with steel/ non ferrous alloys, cellulose, fiber boards, paper and plastic etc.Following parameters are of prime importance ...


Sub Zero Treatment

(Reduction in Retained Austenite) Benefits of Sub Zero Treatment1. Life of Rolls Increases2. Soft Spots are reduced3. Wear resistance improves4. Dimensional stability is achieved5. Higher Hardness and more depth of hardening6. ...


Friction Saw

Friction Sawing is particularly advisable when a clean cut is of importance. Dee Tee Friction Saws are designed for high speed cutting. They are manufactured from Chrome-Vanadium(Cr-V) Steel, 1.2235, or ...


Over Arm Seperator In Slitter Tooling

SLITTER TOOLINGOVER ARM SEPARATORSIn any slitting line, there is an uncoiler, slitter head and recoiler. After slitting, many strands come out of the slitter head. These stands are to be ...


Deetee Forges Yet Ahead In Search Of Excellence - Roll Design Tips

In our continuous quest for unparalleled quality, service and reliability, we turn our cumulative expertise in the field of TUBE, PIPE & SECTION MILL ROLLS. We design and manufacture variety ...


Factors To Be Taken Care Of In Cold Rolling Mill Rolls

1. SPALLINGA) Residual StressesB) Thermal GradientsC) Contact FatigueD) Hydrogen EmbrittlementE) Local Overstressing or Roll Surface2. How to Avoid Spalling.Chipping off, flaking off, dismembering, of a portion of roll from the ...


Precautions For Using & Ordering Friction Saw

This Article Covers Some Important Point that has to be taken care while any user of a friction saw is : A. Using Friction Saw.B. Ordering Friction SawFriction Saw is particularly ...


Guidelines For Raw Material Selection For Slitting Line Tooling

We at DeeTee engaged in the manufacturing of tooling for various metal processing industries since 1975. While meeting the stringent quality and tough application requirements of our reputed customers we ...


Hints & Tips On The Application Of Slitter Tooling Rolls

Selection of Slitting Line:If you have purchased, or are going to purchase a new slitting line which is a large capital investment item, you have probably spent a lot of ...


Cryogenic Treatment

Cryogenic treatment is an extension of the heating / quenching/ tempering cycle i.e. Conventional metallurgical practice. It involves lowering of the temperature of the material of the material with the help ...


Non Destructive Testing Of Cold Rolling Mill Rolls

Once the roll is completed, whatever is inside the roll cannot be seen with naked eye. From outside, roll appears to be normal.There is every possibility that there are minute ...


total: 26 | displaying: 1 - 26