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grinding performance cbn:

Grinding performance of textured monolayer CBN wheels ...

2017-11-1 · The CBN ground surface roughness and topography are critical to the parts performance (e.g. gears, turbine blades, nozzles) since CBN grinding usually serves as the finishing machining process. Due to the complex and stochastic behavior, textured CBN grinding is lacking accurate modeling to predict the ground surface within several micrometer range.

On the grinding performance of metal-bonded aggregated cBN ...

2021-7-15 · Results show that the as-sintered porous aggregated cBN wheels possess the lower grinding forces (reduced by 35.9%–43.3% for F n ′; 3.9%–18.8% for F t ′), a smaller grinding temperature (decreased by 10.4%–71.8%), and a stable grinding force ratio of 2.5 in comparison of vitrified monocrystalline cBN wheels. In addition, the ground surface roughness of porous aggregated cBN

Grinding performance evaluation of porous composite-bonded ...

2014-8-1 · A porous CBN wheel was fabricated with a total porosity around 30%. The grinding performance of the porous composite-bonded CBN wheel was evaluated in terms of specific force, specific grinding energy, and grinding temperature, which were better than those of the vitrified one under the same grinding conditions.

[PDF] Grinding performance evaluation of porous composite ...

A porous CBN wheel was fabricated with a total porosity around 30%. The grinding performance of the porous composite-bonded CBN wheel was evaluated in terms of specific force, specific grinding energy, and grinding temperature, which were better than those of the vitrified one under the same grinding

Grinding Performance of Metal-Bonded CBN Wheels with ...

Subsequently, grinding experiments were conducted on nickel-based superalloy GH4169. Comparative grinding performance was evaluated with vitrified cBN wheels in terms of grinding force and specific grinding energy. The results reveal that the pores in the working layer of the cBN wheels are exposed after rotary dressing.

Improved Superalloy Grinding Performance with Novel

2018-7-19 · Cubic boron nitride (CBN) crystals, which possess high thermal conductivity, lend themselves to superalloy grinding by dissipating the grinding heat more effectively than conventional abrasives. Even so, productivity is constrained by the propensity of superalloys to suffer thermal damage when using accelerated grinding parameters.

On the grinding performance of metal-bonded aggregated cBN ...

2021-4-5 · Comparative grinding performances, including grinding forces and force ratio, grinding temperature, specific grinding energy, ground surface roughness were performed between vitrified monocrystalline cBN wheels and porous aggregated cBN wheels

Comparison of grinding performance between metal bond CBN ...

2021-1-19 · Metal bond CBN grinding wheel has the advantages of high strength, good toughness, good thermal conductivity and long service life. According to the different metal elements and alloy composition of the bond, the sintered metal bond can be divided into copper-based, cobalt-based, titanium-based and iron-based categories.

On the tribology and grinding performance of graphene ...

2021-2-1 · Since the machining performance of the high-efficiency deep grinding technique mainly depends on the quality of the super-hard abrasive wheel, cubic boron nitride (CBN) possessing the characteristic of high thermal stability has been widely used to fabricate the super-hard abrasive wheel for the high-efficiency deep grinding of a variety of materials, particularly these difficult-to-machine

Effects of open pores on grinding performance of porous ...

2021-8-3 · Compared to traditional cBN wheels, PcBN grinding wheels possessed a better excellent grinding performance due to its superior self-sharpening ability of PcBN grains supplied by multiple cutting edges . However, the ceramic phase materials inside PcBN grains could hardly bear large shear forces and then the undesired macro-fractures of grains appeared.

A study on grinding performance of CBN grains. (2nd report ...

Grinding performance of CBN grains were evaluated using the toughness and the wear performance measured in this series of tests. (English abstract) AB - Wear characteristics of monocrystalline and sintered CBN grains were experimentally studied. Two different kinds of wear tests were carried out, i.e. continuous wear test and cluster overcut ...

Grinding Performance of Metal-Bonded CBN Wheels with ...

Metal-bonded cBN wheels with regular pores were fabricated using Cu-Sn-Ti alloy, cBN abrasive grains and alumina (Al2O3) bubble particles. Dressing experiments were carried out through rotary dressing method. Subsequently, grinding experiments were conducted on nickel-based superalloy GH4169. Comparative grinding performance was evaluated with vitrified cBN wheels in terms of grinding force ...

Improved Superalloy Grinding Performance with Novel

2018-7-19 · CBN is the second-hardest material [5] after diamond. CBN can be synthesized to produce a variety of crystal shapes, colors, morphologies and physical properties which, in turn, can tailor grinding performance. Superalloy grinding is routinely done with single-layer CBN wheels or with vitrified bonded CBN

Grinding performance of AISI D6 steel using CBN wheel ...

2019-10-21 · In order to contribute to findings about the performance of applied bonds in CBN grinding wheels, this work aims to compare CBN grinding wheels composed of vitrified bond and resinoid bond. The workpiece material was AISI D6 special steel which is widely used to manufacture stamping matrix, and this application requires parts with high ...

(PDF) Grinding Performance Evaluation of Porous Composite ...

The grinding performance of the porous composite-bonded CBN wheel was evaluated in terms of specific force, specific grinding energy, and grinding temperature, which were better than those of the ...

Comparison of grinding performance between metal bond CBN ...

2021-1-19 · Metal bond CBN grinding wheel has the advantages of high strength, good toughness, good thermal conductivity and long service life. According to the different metal elements and alloy composition of the bond, the sintered metal bond can be divided into copper-based, cobalt-based, titanium-based and iron-based categories.

Performance comparison of seeded-gel and CBN grinding ...

2020-10-23 · The performance of seeded-gel and CBN grinding wheels was compared in external cylindrical plunge grinding of 100Cr6 steel in a range of high peripheral speeds from 60 up to 80 m/s. The analysis was made taken into account the workpiece surface roughness and indices like the grinding ratio, specific grinding energy and grinding efficiency.

(PDF) On the tribology and grinding performance of ...

bonded CBN grinding wheel for enhancing its tribology and grinding performance is proposed. Firstly, the effect of graphene concentration on the flexural strength and

Laser textured Ti-6Al-4V surfaces and grinding performance ...

2019-1-1 · This study investigates the grinding performance of laser textured Ti-6Al-4V surfaces using CBN grinding wheels. The analysis includes examination of the surface topography and chemistry, grinding force, grinding force ratio, surface roughness, grinding temperature, and grinding wheel wear.

Effect of arraying parameters on dry grinding performance ...

2020-3-13 · A series of patterned monolayer brazed cubic boron nitride (CBN) wheels were prepared to study the influence of arraying parameters on their dry grinding performance on hardened steel. The effect of grit spacing in grinding direction (X) and lateral direction (Z), grit size, and arraying angle on the grinding force, grinding temperature, and surface roughness was examined. Under a constant CBN ...

(PDF) On the tribology and grinding performance of ...

bonded CBN grinding wheel for enhancing its tribology and grinding performance is proposed. Firstly, the effect of graphene concentration on the flexural strength and

Grinding performance evaluation of porous composite

2016-12-2 · Grinding performance evaluation of porous composite-bonded CBN wheels for Inconel 718 Chen Zhenzhen, Xu Jiuhua *, Ding Wenfeng, Ma Changyu. College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China

Performance comparison of seeded-gel and CBN grinding ...

2020-10-23 · The performance of seeded-gel and CBN grinding wheels was compared in external cylindrical plunge grinding of 100Cr6 steel in a range of high peripheral speeds from 60 up to 80 m/s. The analysis was made taken into account the workpiece surface roughness and indices like the grinding ratio, specific grinding energy and grinding efficiency.

(PDF) The Effect of Porosity on the Grinding Performance ...

The grinding performance of high-porosity CBN wheels is compared with that of a medium-porosity CBN grinding wheel. Analysis and discussion of performance is presented in terms of observations and ...

Grinding Performance of Titanium Alloy Ti-6Al-4V with ...

An experimental investigation was conducted on grinding Ti-6Al-4V alloy with monolayer brazed CBN slotted wheels for detecting the performance of the newly developed tools. The results showed that the effects of grinding parameters on the grinding forces and surface roughness with the brazed wheels were similar to that obtained with conventional electroplated ones to a certain extent.

High performance peel grinding of steel shafts using ...

2021-3-31 · Grinding is widely known for its low material removal rates and high surface quality. However, recent developments in production processes for cubic boron nitride (CBN) abrasive grains have led to commercially available grain sizes larger than 300 µm. These superabrasive CBN-grains allow higher material removal rates during grinding of hardened steel components. Currently, these

Effects of open pores on grinding performance of porous ...

Porous metal-bonded CBN wheels exhibits good grinding performance during grinding nickel superalloy due to the abundant chip storage space. View full-text. Article. Full-text available.

MARPOSS news - Wheel balancer for high speed grinders

2004-4-19 · MARPOSS BALANCING SYSTEMS WILL OPTIMIZE THE PERFORMANCE OF CBN GRINDING WHEELS Marposs has been dealing with wheel balancers for well over 12 years. The majority of its business has been concentrated in Europe, the Far East and as well the United States.

A Comprehensive Guide to CBN Grinding Wheels | Action ...

2019-11-26 · A CBN grinding wheel uses Cubic Boron Nitride, or CBN, as its grinding material. Cubic Boron Nitride is considered a super abrasive. As the name suggests, super abrasives are stronger than normal abrasives like Aluminum Oxide and Silicon Carbide. CBN is best used to grind

Product Info – Performance Plus The Leading Edge

Super Abrasive CBN Flywheel Grinding. I refined the development of this product in 1999. My product revolutionized Flywheel Grinding. It literally took the market by storm. Available in 6, 5, 3-3/4, 3, and 2 inch diameters. This product is truly 21st Century Flywheel Grinding.

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