Other Products / Services #44921

A Straight Edge is a Machine Tool Accessory, essentially used in reconditioning shops and for certain specific applications in tool rooms. GMT Cast Iron I section Straight Edges are manufactured in different sizes to meet a wide range of applications.I section straight edges are designed to give maximum stability with minimum weight.Adequate number of holes are provided for sizes 80 x 80 x 500 mm., 100 x 100 x 1000mm. and 70 x 200 x 1500mm.to reduce weight of the straight edge.The straight edges are made of close-grained cast iron, conforming to IS 210 grade 20 and are artificially seasoned. GMT Straight Edges are hand scraped on the two working surfaces as well as on the edges to very close accuracies.

We are offering granite straight edge. Gmt black granite straight edges are lapped on both top and bottom surfaces. Different sizes are available to suit customer needs. These are used in setting up of work on surface plates and machining tables for straightness and flatness.

We are offering granite master cylinder. master cylinders are used for checking perpendicularity, squareness of machine parts and fixtures. Master cylinders are made from high quality, wear resistant hardened steel. Bottom surface and outer dia (od) is ground to very high accuracy on high precision grinding machine. Various sizes are offered to suit customer requirements.

Granite cubes have all six faces finished flat, parallel and perpendicular to one another.Custom sizes can be quoted upon request.GMT Granite Cubes extensively finds usage in various industrial applications for various purposes. We manufacture these granite cubes using optimum quality materials based on latest and ultra modern technology in accordance with the quality standards. These granite cubes are having holes inside it to handle smoothly and carefully, durable and longer service life. These granite cubes clients can avail from us at affordable prices.

GMT Hydraulic Rotating Cylinders aredesigned to work at maximum operatingpressure of 40 Kgfcms. These cylinders aredynamically balanced and are capable ofrotating at high speeds. GMT offers on request hydraulic rotating cylinders with safety non-return valve which maintains the clamping pressure in the event of an emergency caused by loss ofhydraulic pressure or failure of hydraulichose.

The following features of the GMT four jaw chuck makes this chuck superior to other four jaw independent chucks available.The chuck body is made of forged medium carbon steel. It is hardened and tempered to ensure long life and strength to the chuck body. Base jaw slots in the body are precision ground to close tolerances for obtaining a good sliding fit, ensuring a play free functioning, high load carrying capacity and maximum wear resistance.GMT system of independent four jaw chucks has separate jaws and reversible hard jaws. This gives the flexibility to use special hard jaws to suit specific component. The hard jaws are fixed to the base jaws by tongue and tenon, so that they can grip a wide range of components, either on their OD or ID.Base jaws are made of alloy steel and case-hardened. Itis made deeper and wider for providing large bearing areas with reduced unit bearing pressure, thereby increasing the life of the chuck. Square threads cut on the screws and on the underside of the base jaws have longer mesh with each other, which results in efficient transmission and conversion of applied torque. Screws are heat treated to prevent breakage, a common complaint in the commercial quality chucks.

Pneumatic Rotating Cylinder (CP) : Pneumatic Rotating Cylinder is designed to actuate the work-holding devices. The Cylinder works at maximum pressure of 10 Kgfcm26). The cylinder is mounted on the rear side of the spindle. The piston moves the drawbar, or the rod attached to it, axially. This axial movement can be utilized for operating the chuck or the fixtures.Hydraulic Rotating Cylinders (CHCH-S) : Hydraulic Rotating Cylinders (CHCH-S) are designed to actuate the work-holding devices. These are dynamically balanced to rotate at high speeds and work at maximum pressure of 40 Kgfcm2.High Speed Hydraulic Cylinders (SHS) : Hollow Rotary High Speed Hydraulic Cylinders with Safety valve and stroke monitor. These cylinders are designed for actuating the high speed chucks on CNC lathes.

CNC Lathes are used particularly to machine small and medium sized batches. This involves frequent changeover of the chuck jaws which can be accomplished without undue cost by using chucks with quick change jaws. Power Operated Quick Change Jaw Chuck provides a super high speed range.GMT is one of the leading power chuck manufacturer in India and has designed a power chuck with a quick change jaw system. This chuck helps in reducing the jaw changing time to a minimum. The wedge bars are designed to help counteract the effects of centrifugal force, and in fact this is done by setting them into the angled pockets in the body of the chuck. Moreover, the angles chosen by GMT for the piston shoulders and wedge bar teeth provide high mechanical efficiency ratio that provides for both sensitive and high pressure clamping. To withstand the most arduous working conditions, all PHQC chucks are designed with a high factor of safety. PHQC Chucks are operated by means of rotary cylinders controlled by proximity switches that provide signals concerning the state of the chuck i.e. clamping or de-clamping.

CNC Lathes are used particularly to machine small and medium sized batches. This involves frequent changeover of the chuck jaws which can be accomplished without undue cost by using chucks with quick change jaws. Power Operated Quick Change Jaw Chuck provides a super high speed range.

Power Operated Chucks (PS) :These chucks without through bore can be used as a replacement for manual chucks on a conventional lathe to increase the productivity. These can be actuated by hydraulic, pneumatic or electro- mechanical actuators.

Power Operated Three Jaw Chuck with Through Bore (PHNC) : GMT Power Operated Hollow High Speed Chucks are designed to rotate at high speeds on CNC lathes. The compact construction of the PHNC Power Chucks offer further advantage of less weight and low inertia which have positive influence on the dynamic effect of CNC machine spindle. These power chucks have a large through bore and are therefore suitable for bar work. The base jaws and top jaws weight are reduced in these chucks. This not only reduces the mass but also lowers the centre of gravity, which make the centrifugal losses low.

GMT Diaphragm Chucks are primarily used for light accurate turning, fine boring, facing and grinding operations. Diaphragm Chuck enables improved accuracy and consistent concentricity to be obtained during precision machining operations.

GMT the World's Most Comprehensive Range of Carbide Threading Inserts. None of the large cemented carbide manufacturers have anywhere near the same range as that available from GMT. The reason is simple. Threading is a fairly small part of all machining operations, and has been neglected by major carbide companies who offer only a limited range of the most common profiles.

power operated eccentric compensating chuck (pe) : power operated eccentric compensating chuck has been specially designed for machining forgings and black bars between center. these chucks are essentially designed where the component is located between centres. one on the chuck body and one on the tail stock of the machine. more. eccentric compensating chuck with retractable jaw (per) : power operated eccentric compensating chuck with three two retractable jaw chuck permits shafts, bars, forgings to be machined full length in one set up, centre to centre. in the first operation the component is gripped on the jaws. in the finishing operation the jaws are retracted and the component is driven by the face driver and od is machined. more. power operated pneumatic front end chuck (pf) : power operated pneumatic front end chucks are designed to utilise in full, the spindle bore for barpipe work. the actuating cylinder is built into the chuck. this design avoids rear mounting of the actuating cylinder and necessary draw bar connections. the stationary air distribution system is mounted separately on the chuck. more.

hand operated chucks : the conventional range of hand operated chucks. these sturdily built chuck delivers high gripping force. the conventional bevel gear and scroll have been replaced by a worm & worm wheel to operate the jaws. the worm & wormwheel and the circular cam gives the chuck an amazingly high mechanical advantage and gripping power. download data hand operated independent jaw chuck : gmt hand operated independent jaw chuck is used to hold irregular shape of components and concentricity is adjustable as required. it delivers high gripping force. download data

pneumatic rotating cylinder (cp) : pneumatic rotating cylinder is designed to actuate the work-holding devices. the cylinder works at maximum pressure of 10 kgfcm26). the cylinder is mounted on the rear side of the spindle. the piston moves the drawbar, or the rod attached to it, axially. this axial movement can be utilized for operating the chuck or the fixtures. the body of the gmt pneumatic cylinder is made of aluminium alloy of high quality, is light, and is specially treated to take large loads. download data hydraulic rotating cylinders (ch-s) : hydraulic rotating cylinders (ch-s) are designed to actuate the work-holding devices. these are dynamically balanced to rotate at high speeds and work at maximum pressure of 40 kgfcm2. it has a safety valve which ensures that the chucking pressure is maintained in case of sudden drop in the hydraulic oil supply because of power failure or bursting of hydraulic hoses. the stroke control monitors the safe operating chucking stroke with the aid of two adjustable proximity switches.download data

Electro-Mechanical Actuators - U : Electro-Mechanical Actuators - U are meant primarily for use on rotating work spindles where there are restrictions on the use of pneumatic or hydraulic rotating cylinders for the actuation of power chucks, expanding mandrels, collets etc. It can rotate maximum upto 3000 rpm. download data Electro Mechanical Actuator - UF : Electro Mechanical Actuator - UF have been developed as a time saver for quick and efficient clamping and de-clamping of arbors on machines (milling machines, boring machines etc.) which have steep, self-releasing taper on the spindle. Where a number of tools are to be used for an operation, GMT EMA enables the work to be completed in a single set-up. Use of this Electro Mechanical Actuator ensures fast and quick change of tool and cuts non-productive time drastically. Since the operation on the work piece is finished in one set-up, in process inventory is reduced. download data Stationary Electro Mechanical Actuator : Model - ST : Stationary Electro Mechanical Actuator With Rotary Output Model - ST are equipped with a 100% duty cycle motor and are used for: (a) actuating machine vices.(b) clamping and de-clamping of components on fixtures.(c) Feed drives for drilling machines. download data

Granite Surface Plates : Granite Surface Plates are manufactured in five grades. The typical application of these five grades of plates is : GRADE 00 as per DIN : 876 : 84 is of laboratory grade, GRADE 0 is of inspection grade, GRADE 1 is of tool room grade and GRADE 2 & 3 are intended for use in shops for general inspection. Granite Master Square : Made of Fine Black, Metrology Grade Granite, GMT 6-Face Master Squares is used on any work that requires the checking of squareness or parallelism. Master squares has 6 finished faces . One large square face is finished flat and perpendicular to the four sides, which are parallel and perpendicular to one another. Granite Straight Edge :GMT Granite Straight Edges are used for inspection of flatness and parallelism between two machine parts or components. GMT Straight Edges are free from curves. They are lapped on both top and bottom faces. Straightness and parallelism are maintained as per International Standards and are available in various dimensions. Granite Trisquare : GMT Granite Tri-Squares provide an excellent, economical way for accurately checking the X-Y-Z axes on CNC machines, milling machines, coordinate measuring machines. All 6 sides are lapped to maintain flatness, squareness and parallelism.

Belt Grinding Machines achieve rates of high production efficiency, quality finish and economy which cannot be achieved by any other method of grinding or polishing. For example, by changing grit sizes, a machine may be converted from a heavy duty grinder to a fine micropolisher. Belt grinding machines can be adopted for semi-automatic or fully automatic working. Further, in most applications, belt grinding imposes less strain on the workpiece when compared to other forms of grinding. Cracking, burning etc, do not occur during the process of belt grinding. Classification of Belt Grinding MachinesAbrasive belt grinding machines are usually classified by the surface that forms the backing of the coated abrasive at the work area. This backing has an important effect on the material removal rate and on the finish. The backing governs choice of contact pressure, the angle of cut and the speed of operation.

Hydraulic Rotary Indexing Tables : Hydraulic Rotary Indexing Tables (315mm to 1000mm) fitted with imported Hirth couplings, are designed for use on Special Purpose Machines, which ensure accurate indexing and repeated positioning. Both Universal (Maximum 8 indexing stations) and Fixed indexing models are available. An adjustable speed-control is available. Clockwise or anti-clockwise rotation is optionally available. Pneumatic Rotary Indexing Tables : Pneumatic Rotary Indexing Tables (160mm to 315mm) fitted with imported Hirth couplings, are designed for use on Special Purpose Machines, which ensure accurate indexing and repeated positioning. Both Universal (Maximum 8 indexing stations) and Fixed indexing models are available. An adjustable speed-control is available. Clockwise or anti-clockwise rotation is optionally available.

GMT the World's Most Comprehensive Range of Carbide Threading Inserts. None of the large cemented carbide manufacturers have anywhere near the same range as that available from GMT. The reason is simple. Threading is a fairly small part of all machining operations, and has been neglected by major carbide companies who offer only a limited range of the most common profiles. On the other hand GMT has a range that covers all of the threads used throughout the world. The main product range is concentrated on inserts and toolholders for threading. In simpe terms, GMT is a specialist.

SERVICE / COMPLAINTS OF ANY GMT PRODUCT - Write, e-mail or fax us the details (includes product name, model, size, serial number etc.) and nature of the problem along with your full address. Our service department will get in touch with you and provide you with necessary support.

GMT represents CPT, manufacturers of Polymer concrete used in precision engineering applications which require corrosion and vibration proof low thermal expansion materials.Cleveland Polymer Technologies (CPT) manufactures precision polymer castings - also known as mineral castings, composite castings, polymer concrete, epoxy castings - for a variety of industries and applications for the US and foreign markets. CPT operates in Elmira, NY utilizing the HarcreteR facility from Hardinge, Inc., a prestigious International manufacturer of super precision CNC lathes and the first US company to manufacture polymer casting machine tool bases over 20 years ago. Manufacturing facility The manufacturing facility includes multiple overhead cranes of various lifting capacity, temperature and humidity controlled production room, automated aggregate weigh and dispensing system, full size heated and ventilated painting booth (30' x 12'), separate finishing area with independent in-wall built-in dust collection system, multi frequency, high capacity vibratory compaction table to handle up to 55, 000 lbs gross weight.

We are offering cast iron bench centre. Gmt cast iron bench centre - the base is made of close grained cast iron, heavily ribbed and stress relieved. The checking centres consist of head stock and tail stock. Head stock spindle is made up of nickel-chromium steel, case hardened and ground. Centres are made up of tool steel and ground.

We are offering gmt granite master squares are used for direct checking of perpendicularity, squareness and straightness, for calibrations of cmms, machining centres etc. The plates are made of black granite of different sizes to meet customer requirements. All granite cubes of four sides are lapped to accuracies as requested by the customer. gmt 6-face granite master squares are ideal for accurately checking the x-y-z axes on cnc machine tools and coordinate measuring machines. with the square in the horizontal position, the x and y axes can be checked for 90 squareness. With the square in the vertical position, tracing along the vertical edge of the square can check the perpendicularity of the z axis. By tracing along the top edge of the square while in the vertical position, it will check parallelism of the table in the x and y axes.

We are offering cmm software upgrades. Gmt can retrofit your cmm with modern, easy-to-use 3d metrology software. Installations come complete with the gmt service support and back-up, including training, helpdesk access and software maintenance agreements where required. whether you use manual or cnc cmms, interface to your cad system or use teach and learn part programming methods, gmt has an extensive range of software products designed to support your programming and reporting applications.

Power Operated Three Jaw Chuck with Through Bore (PHNC) : GMT Power Operated Hollow High Speed Chucks are designed to rotate at high speeds on CNC lathes. The compact construction of the PHNC Power Chucks offer further advantage of less weight and low inertia which have positive influence on the dynamic effect of CNC machine spindle. These power chucks have a large through bore and are therefore suitable for bar work. The base jaws and top jaws weight are reduced in these chucks. This not only reduces the mass but also lowers the centre of gravity, which make the centrifugal losses low.Power chucks on CNC machines need to deliver high initial gripping force. GMT takes care of this in the design by making the power chuck operate with a large drawbar pull. Consequently, the wedge is designed to have large contact area with the base jaws. The weight of the body, base jaws and hard jaws are less, without the other essential criteria being sacrificed. The chuck body is recessed to remove a large extent of material to reduce the weight. (from sizes 250 mm to 500 mm). The chuck body is forged steel. The guideways are hardened and ground.The wedge, made of nickel chrome steel, is case hardened and ground on all the working surfaces. The base jaws also made of nickel chrome steel, are case hardened and ground to match both the wedge and the body guideways. The base jaws are guided in the deep, wide, hardened slots in the body, which provide the ample bearing area necessary to withstand the forces resulting from high gripping action.

GMT reconditioned chucks are factory refurbished by GMT, we do not sub contract reconditioning, which means we use the same machines and technology that we use to build new chucks, so you dont have to sacrifice quality to save 40% and more on a new chuck. We will inspect and study the chuck and give you the report and costs. Standard products will usually be reconditioned within 7 working days after Order Acceptance. After order acceptance, the parts will be cleaned, rebuilt, thoroughly tested and individually set to factory specs restoring them to GMT factory standards!

We are offering granite tri square. Gmt granite tri squares are used for direct checking of perpendicularity, squareness and straightness, for calibration of cmms, machining centres etd. The tri square is made of black granite. We offer different sizes as per customer requirement. All five are accurately lapped to meet customer needs.

Power Operated Pneumatic Front end Chucks are designed to utilise in full, the spindle bore for barpipe work. This design avoids rear mounting of the actuating cylinder and necessary draw bar connections. The chuck can be mounted on the lathe spindle with an adaptor flange as needed. The stationary air distribution system with the ports to supply air to the respective sides of the piston is mounted separately on the chuck.These power chucks are available in various sizes ranging from size 160mm to 1000 mm . The chucks are offered with standard jaw stroke of 4.2mm to 12mm and extended jaw stroke of 19mm to 25.4mm. The extended jaw stroke to hold pipes, casings and tool joints.For holding long oil pipes, one chuck is mounted on the front end of the spindle, and one chuck at the near end of the spindle. Power Operated Pneumatic Front end Chucks have twin non-return valves, which prevent the clamping air from returning through the port unless air is let in on the other side of the piston. This ensures retention of clamping force even when the air supply is switched off. The maximum operating pressure of the chuck is at 10 bar pressure.

We are offering cmm calibration. Gmt is fully equipped with precision calibration equipment like koba step gauges and renishaw laser interferometer, gmt ensures that all cmm's are calibrated to international standard. koba step gauges have a castellated configuration, with a large number of gauge faces on a single line of measurement. A cmm can be easily calibrated in a single setup. A unique feature of the koba step gauge is its special construction wherein all the points of measurement are on a neutral axis, which enables exact measurement even with the slight bending that takes place at the point of support. this ensures the necessary accuracy and allows the koba step gauge to be placed in any position with different supports. The guk-s analysis software verifies and documents the results. The koba step gauge is certified by dkd (the german national calibration authority) and its user-friendly software interfaces with the cmm's own hardware for data management and file storage.