Featured Products

Highest quality standards are achieved through the implementations of latest technology, decades of experience and everlasting moral values , which have helped us to retain our customers as well as multiply them.

Welcome to STAR DIAMOND TOOLS

Single Point

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Details: Single point "brutted diamond" dressers are made with selected "Congo Rounds" mounted in a matrix. A Single cutting edge is presented to the grinding wheel.

Diamonds for single point dressers are selected in accordance with quality and size. The question of using a superior, average or commercial quality, depends on the grinding finish require, and the machines and working parameters. 

We offer three grades namely A, B & C for all the diamond size, i.e. from 0.15 to 5.00 carat size.

Guideline for single -point diamond dressers : 
Considerable care should be taken in mounting the diamond dresser in position. Diamonds are sensitive to shock and impact. 

The dresser must be clamped rigidly in place to avoid vibration once dressing begins. 

An ample supply of coolant should be directed contact at the diamond point before dressing begins, as the sudden application of coolant to the diamond once it has heated up can cause it to shatter.

The diamond holder should not be set directly on the centre of the grinding wheel, but at an angle of 5° -15° to the direction of rotation of the wheel so that it appears to be "trailling".

At normal wheel peripheral speeds dressing rates of approximately 20-25 m/sec can be achieved.

The maximum depth of cut achieved per dressing pass is 0.03 mm or on fine grit wheels, approximately 0.005-0.01 mm.

The cross feed rate is dependent upon grit size and can have a marked influence on the quality of the finish imparted to the grinding wheel surface. The lower the feed rate, the finer the surface finish. We would recommend the following feed rates per revolution of the grinding wheel.

Throw Away Typ

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Details: Throw-away type diamond dressers are made of small selected crystal shape or octahedral diamonds, mounted in a matrix. Only one cutting edge is presented to the grinding wheel. 

Diamonds for throw-away type diamond dressers are selected for their structural strength, degree of sharpness and lack of detrimental flaws. The proper selection of size and quality appropriate for a given application requires qualified and experienced judgment.

As the name suggests is really a throw -away dresser that means no maintenance, no re-setting of diamond required. 

They are used for truing and dressing small and medium sized wheels. For larger wheels with small widths they are used only in profile dressing applications.

These tools are not suited to dress wheels with grit size coarser than 60 mesh.

For your reference we have given few of the standard tools as per European & American specifications, however it can be manufactured as oer your specifications.

Shaping Tools

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Details: Profiling and copy dressing of grinding wheels makes high demands on profile retention capability and thus on wear resistance of the diamond tool. 
Wherever diamond blade type tools can not meet these requirements due to the specific grinding wheel geometry. Precision ground shaping tools are the solution. Shaping tools feature the unique "structure-cut" to ensure optimum tool life, they are manufactured only from the highest grade of natural diamonds and undergo stringent quality control during manufacturing. 

Important Points to consider:

  • Choose a diamond with the largest included angle and toughest geometric shape allowed by the profile requirements
  • Use a drag angle, where possible to maximize cutting edge life.
  • Make sure that the tool is rigidly mounted.
  • Follow machine manufacturer's instructions and recommendations.

Cluster

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Details: Cluster type diamond dressers consist of a number of small natural rough diamond of good crystal character, set in a geometric pattern in single layer and sintered in to a special wear resistant bond. 

The cluster type diamond dresser is ideal for coarse or rough dressing of grinding wheels in sizes up to 80 grit (mainly rough grinding or grinding to eliminate imbalance). The diamonds can be fully utilised without re-setting or re-sharpening.

Dressing costs are substantially reduced as the diamonds used in this type of dressers are much smaller in size than single point diamond dresser, so they are much cheaper.

Cluster type diamond dressers give rapid-dressing without scoring and produce a consistent even surface on the grinding wheel. These dressers are resistant to shock and impact. 

The dressing face of the cluster type diamond dresser should be set at an angle of 90° to the grinding wheel so that all the diamond points are in contact at the same time. 

Depth of cut per stroke of the dresser: 0.01-0.05 mm max. 

Feed rate- in mm per revolution : 0.3-1.5 mm max. 

Finer infeeds & smaller cuts will produce higher surface finishes. Normal wheel speeds should be used.

An adequate supply of coolant should be used both before and during the dressing operation, in order to prolong tool life.

Multipoint Indexable Crown

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Description / Specification of Multipoint Indexable Crown

We are involved in offering a wide range of Multipoint Indexable Crown to our most valued clients. Our range of these are widely appreciated by our clients which are situated all round the nation. We offer our range of it at most affordable prices.

We introduce ourselves as an eminent trader and supplier of an extensive array of  Multipoint Indexable Crown. Prior to dispatch, our quality controllers run numerous tests on the entire range on various parameters of quality and durability. The offered equipment is manufactured using superior quality components with the aid of sophisticated techniques at the vendors' end. Moreover, our precious clients can purchase it in different technical specifications at reasonable price from us within promised time frame.
Features:

Sturdy design
Highly durable
Application specific design 

 

Hexagonal Disc

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Description / Specification of Hexagonal Disc

We are involved in offering a wide range of Hexagonal Disc to our most valued clients. Our range of these are widely appreciated by our clients which are situated all round the nation. We offer our range of it at most affordable prices.

We introduce ourselves as an eminent trader and supplier of an extensive array of  Hexagonal Disc. Prior to dispatch, our quality controllers run numerous tests on the entire range on various parameters of quality and durability. The offered equipment is manufactured using superior quality components with the aid of sophisticated techniques at the vendors' end. Moreover, our precious clients can purchase it in different technical specifications at reasonable price from us within promised time frame.
Features:

Sturdy design
Highly durable
Application specific design 

 

Diamond Grit Impregnated

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Details: Diamond grit impregnated dressers have been developed from multi-point dressers. In contrast to the latter they are manufactured from crushed diamond grit rather than a larger number of small natural diamonds. The advantages of the diamond impregnated dresser lie in its exceptional sharpness, which results from sharp edges and points of the broken diamond grit.

Diamond grit impregnated dressers are ideally suited to the following applications, dressing resin, vitreous and rubber bond, fine grit and even so called "grit free" grinding wheels, as well as boron carbide grinding wheels, dressing single profile threaded and V-profile grinding wheels, for general dressing operations on centreless, cylindrical and surface grinding machines. 

Diamond grit impregnated dressers are more economical because of their low initial cost and their resistance to shock and impact which prevents shattering. 

Dressing times are reduced as higher feed rates can be used. There is an unlimited number of sharp pull-out-free cutting edges contained in the crushed diamond grit.

Diamond grit impregnated dressers demand greater care in selecting the correct dresser for a given application. The bond and diamond grit size used are both variable according to the type of grinding wheels to be dressed. The size of the diamond grit particles should be matched to the grit size of the grinding wheel.

Instructions for Use 
Normal dressing speeds are used. A plentiful supply of coolant should be provided both before and during dressing to prolong dresser life. The diamond grit impregnated cutting face of the dresser should be set at an angle of 90° to the grinding wheel to be dressed, so that all the cutting edges of the diamonds grit are able to make contact with the wheel face. 

The feed rates used may be double of those used with single-point diamond dressers.

The depth of cut should be as follows:
finishing - approx 0.01 mm
rough grinding - approx 0.02 mm
Note: While ordering please specify 'D' & 'L' dimensions & bond

Blade Dresser

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Introduction:On few heavy-duty grinders, especially centerless grinders, often the demands are high both on quality and productivity with the following essential characteristics of wheel dressing; (1) Uniform dressing over the full length of wheel. (2) Proper abrasive glaze-free surface on the wheel. (3) Wheel edges free of broken edges.

At the same time, from the economic point of view, the dresser becomes expensive when properly designed to meet all the three requirements. However, a combination dresser has been conceived to combine quality with economy.

Brief description : The dresser consists of three dressing blades set in a bronze shank (like any other blade dresser) in the form of a sandwich. The blades are set with gaps to ensure a proper follow up action during dressing. The middle blade serves as the main load carrying member. The other two blades serve a leading and lagging cutting point to ensure a glaze free dressings.

Cost comparison / economy: This dresser is supposed to give nearly three to four time than the life span with a normal blade dressers, and can be expected to result in a net cost saving of around 40% on tooling cost.

Common applications:

  • Centreless grinding (plain)
  • Cylindrical grinding with wheels (500 mm, and above in dia.)
  • Surface grinding (TOS, BLOHM and Other heavy duty large machines.)

Indentors

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Description / Specification of Indentors

We are involved in offering a wide range of Indentors to our most valued clients. Our range of these are widely appreciated by our clients which are situated all round the nation. We offer our range of it at most affordable prices.

We introduce ourselves as an eminent trader and supplier of an extensive array of  Indentors. Prior to dispatch, our quality controllers run numerous tests on the entire range on various parameters of quality and durability. The offered equipment is manufactured using superior quality components with the aid of sophisticated techniques at the vendors' end. Moreover, our precious clients can purchase it in different technical specifications at reasonable price from us within promised time frame.
Features:

Sturdy design
Highly durable
Application specific design 

 

Our Vision

* To embrace new technologies and methods. * To give unsurpassed products and services to the clients. * To constantly look for improvement and changes.

Site Designed & Maintained by Aman Infotech
Blade Dresser, Cluster, Diamond Grit Impregnated, Diamond Tool For Industrial, Diamond Tools, Hexagonal Disc, Indentors, Multipoint Indexable Crown, Shaping Tools, Single Point, Throw Away Typ