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

Heald 272 Internal Grinder Seminole Machinery Company

(1) USED HEALD MODEL #272 SIZEMATIC INTERNAL GRINDER Model: 272 SIZEMATIC Serial Number: 48551 Stock Number: 5266. SPECIFICATIONS: Swing over table: 18” Max length of ground hole: 12” Max diameter of hole: 5 1/2” standard (larger hole achieved w/ cross sliding

Grinding / cutting wheels upto 80mm diameter/

High precision grinding wheels for internal grinding applications with a diameter 1.5mm (1/16"") up to 13mm (1/2"). For use on Jones Shipman, Voumard and other popular makes of grinding

272 Heald Internal Grinder - K11621

#272 HEALD SIZEMATIC: Model 272, Internal Grinder, 18" Swing, 12" Stroke, 3-Jaw Chuck, Auto Cycles, 1983

272 HEALD TOOLROOM INTERNAL GRINDER Great

272 HEALD TOOLROOM INTERNAL GRINDER. Stock #: K14189. Brand: HEALD Model: 272 ToolRoom Type: Grinders, Internal Condition: Very Good Year: 1958 . Equipped With: Trak Single Axis Digital Readout, 18" 4-Jaw Chuck, 8"Magnetic Chuck, Coolant Guard, Variable Speed Work Head, 11,000 RPM Heald Red Head Spindle, Diamond Wheel Dresser.

Grinding Machines - Dongo Tool

Taper grinding capabilities up to 18" deep #276 ( 24" x 66" capacity) #272 ( 30" x 20" capacity) #271 ( 16" x 6" capacity)

GG Grinding And Engineering - Grinding Capacities

Phone 1300 272 858. or fill our enquiry form. Home : External Grinding : Internal Grinding : Centreless Grinding : CNC Grinding : Grinding Capacities : Surface Grinding : Contact Us

Heald 272 Sizematic Internal Grinder Seminole ...

Heald 272 Sizematic Internal Grinder Completely Reconditioned – 4/5 Hours of run time since rebuild 12″ 3 jaw 8200 RPM Rebuilt Red Head Spindle Rough Finish Timer Digital RPM Display for Workhead Speed Coolant pump tank Hydraulic cross slide on work head New Hydraulics Lines 4 Barrel stop

272 Heald Internal Grinder - K11621

Stock Number K11621: ACTUAL PHOTO #272 HEALD SIZEMATIC: Model 272, Internal Grinder, 18" Swing, 12" Stroke, 3-Jaw Chuck, Auto Cycles, 1983

272 HEALD TOOLROOM INTERNAL GRINDER Great

272 HEALD TOOLROOM INTERNAL GRINDER. Stock #: K14189. Brand: HEALD Model: 272 ToolRoom Type: Grinders, Internal Condition: Very Good Year: 1958 . Equipped With: Trak Single Axis Digital Readout, 18" 4-Jaw Chuck, 8"Magnetic Chuck, Coolant Guard, Variable Speed Work Head, 11,000 RPM Heald Red Head Spindle, Diamond Wheel Dresser.

Grinding / cutting wheels upto 80mm diameter/

High precision grinding wheels for internal grinding applications with a diameter 1.5mm (1/16"") up to 13mm (1/2"). For use on Jones Shipman, Voumard and other popular makes of grinding machinery.

Grinding Machines - Dongo Tool

Heald Internal Grinders Taper grinding capabilities up to 18" deep #276 ( 24" x 66" capacity) #272 ( 30" x 20" capacity) #271 ( 16" x 6" capacity) Jig Grinders #3 Moore Jig Grinder Misc. Grinders Cincinnati #2 Tool Cutter Grinder ; Gorton #375-4 Universal Cutter Grinder ; Sintek ...

Heald Instruction Service Repair Parts 271 272 Internal ...

Heald Instruction Service Repair Parts 271 272 Internal Grinding Manual [Heald] on Amazon. *FREE* shipping on qualifying offers. Heald Instruction Service Repair Parts 271 272 Internal Grinding Manual

Internal grinding arbors quills - shop.fischerspindle

Internal grinding arbors quills. I.D. grinding arbors have lower operating costs because the abrasive can be repeatedly cemented onto the threaded stud. Compared with a collet adapter, the set-up time is also reduced because only minimal dressing is required after changing the grinding wheel. Choose the diameter of an internal grinding arbor ...

Grinding - SlideShare

26-08-2015  Planetary internal grinders To grind holes in large, irregular shaped and heavy work-piece The work-piece remains stationary, which is mounted on a slide The wheel head carries a mechanism due to which the axis of rotating grinding wheel travels along a circular path around the axis of hole in the work piece The longitudinal traverse obtained by 1) By reciprocating movement of the grinding ...

Internal grinding - large bore - YouTube

11-10-2015  Internal grinding of 300mm compressor cylinder bore on Churchill internal grinder.

Internal Grind Ministries - Facebook

I want to create a space where people can come together to chat about God, religion, fitness, and any other topic where people are often scared to voice their opinions without being judged or ask...

Heald 272 Sizematic Internal Grinder Seminole ...

Heald 272 Sizematic Internal Grinder Completely Reconditioned – 4/5 Hours of run time since rebuild 12″ 3 jaw 8200 RPM Rebuilt Red Head Spindle Rough Finish Timer Digital RPM Display for Workhead Speed Coolant pump tank Hydraulic cross slide on work head New Hydraulics Lines 4 Barrel stop

272 Heald Internal Grinder - K11621

Stock Number K11621: ACTUAL PHOTO #272 HEALD SIZEMATIC: Model 272, Internal Grinder, 18" Swing, 12" Stroke, 3-Jaw Chuck, Auto Cycles, 1983

Heald 271, 272, 274, 275 276 Internal Grinders Manual ...

HEALD (Cincinnati) 271 and 272 Plain and Toolroom Models and Heald 274 Universal and Heald 275 and 276 Extended Bridge Internal Grinding Machines: Instruction and Maintenance Manual with Parts as Sectional Drawings and Hydraulic Circuit Schematics.

Heald Instruction Service Repair Parts 271 272 Internal ...

Heald Instruction Service Repair Parts 271 272 Internal Grinding Manual [Heald] on Amazon. *FREE* shipping on qualifying offers. Heald Instruction Service Repair Parts 271 272 Internal Grinding Manual

Internal Grinding Wheels CGW

Internal Grinding Wheels. The recommended wheel for internal grinding has a diameter of up to ⅔ of the final bore required. For grinding inside surfaces of bearings, rings, cylinders, and bores. Internal grinding wheels are available in sizes up to 6” (150mm) in diameter. Types: 1 5 6.7. Abrasive types: WA, RA, AS, PA, GC.

Precision Grinding wheels Norton Abrasives United

Precision grinding applications include cylindrical external grinding (OD grinding), internal grinding (ID grinding), surface grinding and centreless grinding. Wheels used for these operations are conventional grinding wheels of different shapes (wheels, segments, cups and dishes) but diamond and CBN grinding wheels can also be used, depending on the application.

Doimak – Innovative Grinding Technology

Innovative Grinding Technology. We manufacture a comprehensive range of grinding machines. MORE INFORMATION RIR 275 Internal Thread Grinding Software adapted for any type of internal threading tasks including automatic wheel profiling. MÁS INFORMACIÓN Leaders in Ballscrew Our RD Department and the Tekniker's Technological Center have been working together for years.

ACUMAC

Bengaluru based ISO 9001:2008 certified organization established in year 1965 as ancillary to HMT Ltd.Second manufacturing facility established at Peenya in year 1978 and ventured into manufacturing of Machine Tools (Internal Grinding Machines).Offers engineering services to customers on application and selection of spindles,Adequate Resources to conduct business professionally and at ...

CNC Cylindrical Grinder - Supertec Machinery

Supertec Machinery is specializing in production of high precision cnc cylindrical grinder, cylindrical grinder, grinding machine, surface grinder, centerless grinder in Taiwan. We serve complete information about these machines. Please visit our website and get more details.

数控内圆磨床-外圆磨床-内外圆磨床-无锡中新源机械有限公司

无锡中新源机械有限公司主营:内圆磨床,外圆磨床,数控内外圆磨床等。本公司十多年专注如内圆,外圆及无心磨床的研发及生产制造,长期服务于工程机械,汽车零件制造,齿轮,航空航天,轴承工具等行业,品质符合并优于国家质量标准,精度高,误差小,速度快,磨床销量持续增高,欢迎客户购买咨询。

Heald 272 Internal Grinder ID Grinder for sale.

HEALD 272 Tool Room Internal Grinder Stock Number K14189 . ACTUAL PHOTOS 272 HEALD TOOLROOM INTERNAL GRINDER Model 272 ToolRoom,S/N 38367, New 1958 Stock# K14189 . EQUIPPED WITH: Trak Single Axis Digital Readout, 18" 4-Jaw Chuck, 8"Magnetic Chuck, Coolant Guard, Variable Speed ...

Heald 271, 272, 274, 275 276 Internal Grinders Manual ...

HEALD (Cincinnati) 271 and 272 Plain and Toolroom Models and Heald 274 Universal and Heald 275 and 276 Extended Bridge Internal Grinding Machines: Instruction and Maintenance Manual with Parts as Sectional Drawings and Hydraulic Circuit Schematics.

Precision Internal ID Grinding

Universal and ID Grinding Equipment. We have universal grinders capable of grinding complex parts. With our newly retrofitted 2EF-700G Cincinnati Milacron Heald Cinternal C.N.C. internal grinding machines, our I.D. Grinding Department can grind I.D.s (Inside Diameters), O.D.s (Outside Diameters), face, grooves, tapers, or radii.

960-272 Burr King Belt Grinder, Variable Speed Knife

DESCRIPTION. Burr King 960-272 Knifemaker Two Wheel Belt Grinders provide maximum versatility using a 2 x 72 inch belt. This variable speed model allows for use with a wide variety of materials. The user can grind on the 8 inch contact wheel, work rest, or platen. Each Burr King two wheel grinder has positive belt tracking, quick belt change ...

UVAi – UVA LIDKÖPING

UVAi – for internal grinding. Excellent for multiple grinding operations in a single chucking or batch production with quick changeover. Up to five internal, or four internal and one face grinding operation in a single chucking. UVA LIDKÖPING. UVA LIDKÖPING produces modular grinding solutions for small, high precision product components.

Doimak – Innovative Grinding Technology

Innovative Grinding Technology. We manufacture a comprehensive range of grinding machines. MORE INFORMATION RIR 275 Internal Thread Grinding Software adapted for any type of internal threading tasks including automatic wheel profiling. MÁS INFORMACIÓN Leaders in Ballscrew Our RD Department and the Tekniker's Technological Center have been working together for years.

InternalCylindrcal Grinding machine.Internal grinding ...

JAGULAR INDUSTRY LTD-InternalCylindrcal Grinding machine.Carbide Die series.Internal grinding machine.Cylindrical grinding machine.Centerless grinding machine。

ACUMAC

Bengaluru based ISO 9001:2008 certified organization established in year 1965 as ancillary to HMT Ltd.Second manufacturing facility established at Peenya in year 1978 and ventured into manufacturing of Machine Tools (Internal Grinding Machines).Offers engineering services to customers on application and selection of spindles,Adequate Resources to conduct business professionally and at ...

CNC Cylindrical Grinder - Supertec Machinery

Supertec Machinery is specializing in production of high precision cnc cylindrical grinder, cylindrical grinder, grinding machine, surface grinder, centerless grinder in Taiwan. We serve complete information about these machines. Please visit our website and get more details.

GRINDING FEEDS AND SPEEDS

Grinding wheel speeds should be maintalned with-in a range of 5000 to 6500 feet per minute (1525 to 1980 meters per mm), unless special conditions prevall or equipment and wheels designed for substantially higher wheel speeds are used.