About Us

Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

120

million

cubic meters

Industrial chain production base

70

national patents

689sets

national patents

170

Equipment service country

Company Culture

core values of the company

Create Value

Share Value

Observe Order

Respect Value

Service philosophy

Religious, fine, tight, and harmonious

LIMING spirit

Standardization, value, serialization, and differentiation will always exceed our contract

Brand Concept

Create and promote civilization, refine and interpret brilliantly

Business philosophy

Religious, meticulous, rigorous, and harmonious work

Our Global Footprint

Case Scene

Wafer Backside Grinding - Okamoto Machine Tool Works,Ltd

Feature. ・The process from back grinding to wafer mounting continuously by fully automatic system, which enable to grind till 25um thickness. ・With 2 head polishing stage, throughput is almost double compared with 1 polish head system. ・Built in edge trimming system is

back up roll grinding machine - chainess.fr

Pomini Tenova has been contracted by JW Aluminum to supply a roll grinding machine for work rolls and back-up rolls, a chock changer for work rolls and back-up rolls and a chock tilter for its expansion plant at Goose Creek, South Carolina (USA). Products Services Manufacturer from Mumbai. With an infrastructure of 3 Roll Grinding machines and 5 Cylindrical Grinding machines, we can We can ...

Semiconductor Back-Grinding - idc-online

Semiconductor Back-Grinding The silicon wafer on which the active elements are created is a thin circular disc, typically 150mm or 200mm in diameter. During diffusion and similar processes, the wafer may become bowed, but wafers for assembly are normally stress relieved and can be regarded as flat.

HOME Redback Grinders

Specifically developed in Australia to grind all types of timber including the Australian hardwoods. Redback Grinders are releasing two models into the Australian market in 2021 with further models to be introduced at various stages in the future. The two models are the DS 700W wheeled 700HP machine and the DS 700T tracked 700 HP machine. When developing new grinders, simply adding horse

Grinding Machine: Types, Parts, Working Operations

Here below I mention the various types of grinding machines with their working. Grinding Machine Types: Rough Grinders: Floor or bench grinders; Portable grinders; Abrasive belt grinders; SwingFrame grinders; Precision Grinders: Surface Grinders; Cylindrical Grinders (Plain, Universal, and Centerless grinders) Tool and Cutter Grinders; Internal Grinders (Chucking, Planetary, and Centerless grinders) Special Grinding machine

Berthiez - starrag

Vertical Grinding machines. Further information. Berthiez TVU Series . Vertical lathes. Further information. Get a callback. ×. Leave us your number and we’ll call you back. Your phone number. Your name. Your company. When should we call you? Morning. Afternoon. As soon as possible. I have been informed that I can withdraw my consent to the processing of my personal data at any time ...

CONVENTIONAL MACHINING PROCESSES AND MACHINE TOOLS

1. Cannot be used unless the machine has a backlash eliminator and the table jibs have been tightened 2. Cannot be used for machining castings or hot rolled steel, since hard outer scale will damage the cutter. Grinding Grinding is the most common form of abrasive machining. It

Circular saw sharpening and maintaining for maximum ...

Tooth face machining also includes hollow face grinding. This is carried out using a grinding point at high speed. However, this method cannot be used for every circular saw blade. There must be a certain amount of chip space available in order to be able to sharpen the tooth face using peripheral grinding. In particular, it must be ensured that the grinding point is positioned exactly in the middle of the saw

Buy BLACK+DECKER G720 820W 4''/100mm Small Angle

For an effective grinding and cutting experience, the machine works on 820 watts of power. Buy Online Black Decker G720R 4-Inch/100mm 820-Watt Angle Grinder at Amazon Looking for a handy, easy-to-use grinding tool to keep at home?

Amazon: polishing machine

Polisher, TACKLIFE Buffer Polisher 7-Inch/6-Inch 12.5Amp, With 6 Variable Speeds, Digital Screen, Lock Switch, Detachable Handle, Ideal For Car Sanding, Polishing, Waxing, Sealing Glaze - PPGJ01A. 4.5 out of 5 stars. 1,167. $72.97. $72.

Wafer Backgrinding Services Silicon Wafer Thinning

Contact Syagrus today to learn more about our Wafer Back Grinding Process. Syagrus Systems uses the 3M Wafer Support System to meet the demands of today's technology companies for extremely thin silicon wafers and die used in complex applications. We have over 15 years of silicon wafer thinning and wafer backgrinding experience, including bumped wafer backgrinding

back up roll grinding machine - chainess.fr

Pomini Tenova has been contracted by JW Aluminum to supply a roll grinding machine for work rolls and back-up rolls, a chock changer for work rolls and back-up rolls and a chock tilter for its expansion plant at Goose Creek, South Carolina (USA). Products Services Manufacturer from Mumbai. With an infrastructure of 3 Roll Grinding machines and 5 Cylindrical Grinding machines, we can We can ...

Grinding Machine: Types, Parts, Working Operations

Grinding machine operation is also carried out for machining too hard material. Working principle of Grinding Machine: ... In a grinding machine, there is an electric motor which supplies the motion power to the grinding wheel with the help of a belt and pulley. So when we start the electric motor the motor rotates at a certain rpm (150-15000 RPM, it may change according to the types of ...

14 Types of Grinding Machines [Working, Diagram PDF]

25/05/2021  This is a small grinder operated with electric power. It can be easily carried anywhere. Grinding can be done by holding it in hand. It is used for cleaning the heavy welding jobs.. On one end of the motor shaft, a grinding wheel is fitted and on the other end, a handle or switch for operating the machine is fixed according to our convenience.

CONVENTIONAL MACHINING PROCESSES AND MACHINE

1. Cannot be used unless the machine has a backlash eliminator and the table jibs have been tightened 2. Cannot be used for machining castings or hot rolled steel, since hard outer scale will damage the cutter. Grinding Grinding is the most common form of abrasive machining. It

The best fit for flexibility and precision: JUNKER Group

15/06/2020  But Florian Kratzer was not only impressed by the CBN grinding machine itself, the project and process planning carried out by JUNKER‘s grinding experts was also an important selling point:"We were extremely satisfied with all of the project planning because JUNKER always found a suitable and constructive solution for us. Choosing JUNKER and the JUMAT 3000/60 was absolutely the right

TECHNICAL SOLUTIONS FOR CUTTING GRINDING

• Features of the machine or pressure applied during grinding WORKPIECE TEMPERATURE Red hot grinding Above 700°C Hot grinding 500-700°C Warm grinding 300-500°C Cold grinding Up to 300°C 300ºC 500ºC 700ºC ºC INTRODUCTION Before further processing semi-finished steel products, the workpiece should be free from scale and flaws. High-pressure grinding is the optimal process for

Timesavers story - Metal processing machine producer

Today the company specializes in a broad selection machines for grinding, finishing, precision grinding, and deburring metal plates. In some cases this involves removing as little as a few microns from the surface of the material with great accuracy. In other cases, it may mean taking away anything up to several millimeters from a plate all at once. And nowadays the company operates from three ...

Buy BLACK+DECKER G720 820W 4''/100mm Small Angle

For an effective grinding and cutting experience, the machine works on 820 watts of power. Buy Online Black Decker G720R 4-Inch/100mm 820-Watt Angle Grinder at Amazon Looking for a handy, easy-to-use grinding tool to keep at home?

Amazon: polishing machine

Upgraded Gem Jewelry Polishing Grinding Machine, Mini Table Rock Saw Lapidary Polisher Bench Buffer Machine, DIY Lathe Machine 0-10000r/min with Flexible Shaft for Home Woodworking Carving. 3.4 out of 5 stars 53. $159.99 $ 159. 99. Get it as soon as Tue, Jun 15. FREE Shipping by Amazon. Mophorn 1200W Burnishing Polishing Machine 500-3000 RPM Handle Polishing Machine 110V

Back Grinding Machines In Semiconductor

Back grinding machines in semiconductor. Back grinding semiconductor wafers. The best in wafer tolerances and minimum damage Back grinding processes Machine configuration Grinding wheels 4. config of a semiconductor wafer. Prices / Quote. Horizontal Grinding Machinesbackthinning Wafers Engis. The Engis EHG Horizontal Grinding machines are the perfect companion when backthinning

Wafer Backgrinding Services Silicon Wafer Thinning

Contact Syagrus today to learn more about our Wafer Back Grinding Process. Syagrus Systems uses the 3M Wafer Support System to meet the demands of today's technology companies for extremely thin silicon wafers and die used in complex applications. We have over 15 years of silicon wafer thinning and wafer backgrinding experience, including bumped wafer backgrinding and have provided wafer ...

GRINDING MACHINES - Carnegie Mellon University

The surface grinding machine is used for grinding flat surfaces. The workpiece is supported on a rectangular table which moves back and forth and reciprocates beneath the grinding wheel. Reciprocating surface grinding machines generally have horizontal wheel spindles and mount straight or cylinder-type grinding abrasive wheels. 5-4. TC 9-524 RECIPROCATING SURFACE GRINDING MACHINE

Timesavers story - Metal processing machine producer

Today the company specializes in a broad selection machines for grinding, finishing, precision grinding, and deburring metal plates. In some cases this involves removing as little as a few microns from the surface of the material with great accuracy. In other cases, it may mean taking away anything up to several millimeters from a plate all at once. And nowadays the company operates from three ...

Back grinding wheel for silicon wafer - YouTube

25/03/2020  Website:https://morediamondwheel/products/Silicon_grinding_wheels_Silicon_Wafer_Back_Grinding_Wheels.htmlEmail: [email protected]🔸Diameter (mm): D1...

ACM PULVERIZER HOSOKAWAMICRON CORPORATION

After the grinding process, the powders are carried to the classifying section by the circulating airflow. In the classifying section, the fine powders are suctioned into the interior of the classifying wheel and are discharged as products. The coarse material is affected by centrifugal force and flows through the inner guide ring back to the grinding chamber. The ACM utilizes an interior ...

TECHNICAL SOLUTIONS FOR CUTTING GRINDING

• Features of the machine or pressure applied during grinding WORKPIECE TEMPERATURE Red hot grinding Above 700°C Hot grinding 500-700°C Warm grinding 300-500°C Cold grinding Up to 300°C 300ºC 500ºC 700ºC ºC INTRODUCTION Before further processing semi-finished steel products, the workpiece should be free from scale and flaws. High-pressure grinding is the optimal process for

Buy BLACK+DECKER G720 820W 4''/100mm Small Angle

For an effective grinding and cutting experience, the machine works on 820 watts of power. Buy Online Black Decker G720R 4-Inch/100mm 820-Watt Angle Grinder at Amazon Looking for a handy, easy-to-use grinding tool to keep at home?

Brown Sharpe No.2 Surface Grinder - Machine Tool

The ideal machine for the smaller workshop, these robust, reliable and effective machines were of an all-mechanical design - as distinct from models with smooth-running hydraulic table drives as introduced during the 1940s - for example of the S B No. 5 grinder. Carried on a heavy cast iron base the No. 2 models had a roller-supported table 46" long by 8" wide with a working surface of 18" x ...

Mixer Grinders: Buy Mixer Grinders Online at Best Prices ...

Lifelong PowerPro 500 Watt 3 Jar Mixer Grinder and 1100 Watt Dry Iron and Mixer Grinders - Grey by Lifelong. 1,425 ₹1,849.00 ₹ 1,849. 00 ₹3,398.00 ₹3,398.00 Fulfilled FREE Delivery. Details. Delivery by: Saturday, June 26 Details. Butterfly Jet Elite 750W Mixer Grinder with 4 Jar, Grey by Butterfly. 8,893 ₹3,256.00 ₹ 3,256. 00 ₹5,795.00 ₹5,795.00 Fulfilled FREE Delivery ...

Back Grinding Machines In Semiconductor

Back grinding machines in semiconductor. Back grinding semiconductor wafers. The best in wafer tolerances and minimum damage Back grinding processes Machine configuration Grinding wheels 4. config of a semiconductor wafer. Prices / Quote. Horizontal Grinding Machinesbackthinning Wafers Engis. The Engis EHG Horizontal Grinding machines are the perfect companion when backthinning

Wafer Backgrinding Services Silicon Wafer Thinning

Contact Syagrus today to learn more about our Wafer Back Grinding Process. Syagrus Systems uses the 3M Wafer Support System to meet the demands of today's technology companies for extremely thin silicon wafers and die used in complex applications. We have over 15 years of silicon wafer thinning and wafer backgrinding experience, including bumped wafer backgrinding and have provided wafer ...

JUCRANK - Grinding machine: JUNKER Group

Rough and finish grinding of crankshafts in all batch sizes can be carried out on platforms with various dimensions. For main, pin and thrust bearings, diverse geometric shapes as well as plane surfaces and radii can be ground. Internationally renowned engine manufacturers place their trust in the versatile, productive JUCRANK non-cylindrical grinding machine. Highlights High process ...

External Thread Grinders - Drake Mfg

Back to All Machines. External Thread Grinders. Grind external threads up to 4 meters . Download Brochure. EXTERNAL THREAD GRINDERS. Drake GS:TE thread grinders are fully programmed and delivered with a grinding process optimized to run customers’ parts easily and accurately. The external thread grinder is typically used when grinding taps, gages, multi-start worms, ball screws, electronic ...

GRINDING MACHINES - Carnegie Mellon University

The surface grinding machine is used for grinding flat surfaces. The workpiece is supported on a rectangular table which moves back and forth and reciprocates beneath the grinding wheel. Reciprocating surface grinding machines generally have horizontal wheel spindles and mount straight or cylinder-type grinding abrasive wheels. 5-4. TC 9-524 RECIPROCATING SURFACE GRINDING MACHINE

Back grinding wheel for silicon wafer - YouTube

25/03/2020  Website:https://morediamondwheel/products/Silicon_grinding_wheels_Silicon_Wafer_Back_Grinding_Wheels.htmlEmail: [email protected]🔸Diameter (mm): D1...

Grinders and Grinding Machines Specifications

With centerless grinding machine tools, cylindrical workpieces are placed between a grinding wheel and regulating wheels. The regulating wheels cause the workpiece to rotate, producing a precision cylindrical part. Parts are seated on a work rest instead of a center in order to provide faster and easier workpiece insertion and removal. Centerless grinding machines are primarily used in high ...

ACM PULVERIZER HOSOKAWAMICRON CORPORATION

After the grinding process, the powders are carried to the classifying section by the circulating airflow. In the classifying section, the fine powders are suctioned into the interior of the classifying wheel and are discharged as products. The coarse material is affected by centrifugal force and flows through the inner guide ring back to the grinding chamber. The ACM utilizes an interior ...

Brown Sharpe No.2 Surface Grinder - Machine Tool

The ideal machine for the smaller workshop, these robust, reliable and effective machines were of an all-mechanical design - as distinct from models with smooth-running hydraulic table drives as introduced during the 1940s - for example of the S B No. 5 grinder. Carried on a heavy cast iron base the No. 2 models had a roller-supported table 46" long by 8" wide with a working surface of 18" x ...

Sai Engineering Works - VMC Machining , CNC Turning ...

26/04/2021  Check back in an hour. Sai Engineering Works Get Quote Call now Get directions. Updates; Testimonials; About us; Gallery; Contact; Sai Engineering Works. VMC Machining , CNC Turning , Cylindrical Grinding , Heavy Duty / Medium Duty / light Duty Lathe Machining ,Fabrication Work. Open today until 8:30 PM. Get Quote Call 088788 28827 Get directions WhatsApp 088788