·The effectiveness of the grinding wheel was assessed and its grinding performance was compared with a commercial grinding wheel during deep grinding operations on Al SiC P composite material which is as such treated as a difficult to grind material in the grinding industry [28 29] Conducted grinding experiments involved incrementally
·In order to better understand the grinding performance and surface integrity of particulate reinforced titanium matrix composites PTMCs in creep feed grinding comparative grinding experiments have been conducted using three kinds of conventional abrasive wheels The grinding force and grinding temperature specific grinding energy surface microhardness
·The grinding performance force power MRR wheel wear and G ratio and the surfac haracteristics avg roughness peak valley height and pitch value were investigated by varying the process par meters depth of cut = 16 24 32 and 40 μm and feed rate = 7 nd 14 m/min a cons ant speed of 1500 rpm At first the spiral grooves of
·In this paper a novel micro structured CVD diamond wheel was presented for precision grinding of optical glass to improve the grinding performance First continuous and clear micro grooves of 4 6 µm width and 8 µm depth were ablated on the surface of a CVD diamond by a pulsed laser
·The grinding performance of AcBN grains was improved significantly compared with the monocrystalline cBN superabrasives by altering the fracturing mode from brittle trans granular fracture into the coexistence modes of inter granular and trans granular fractures owing to the existence of ductile metallic phases and numerous micro cBN
·However the grinding mode namely up‐grinding UG or down‐grinding DG is usually neglected while unbefitting grinding mode choice may cause inferior surface quality To investigate effects of grinding modes on grinding performance of anisotropic CF/PEEK grinding experiments in UG and DG were carried out under different fiber orientation angles θ
·High Performance Grinding HPG processes expand the field of grinding from traditional finishing operations to highly efficient and high precision machining Current developments have led to new grinding challenges which refer to the configuration of improved processes with high performance capabilities [2] Depending on the requirements
·Laser processing has its advantages of high energy density good controllability and high flexibility; it has shown its importance in advancing modern manufacturing Laser processing is used in this paper to fabricate an end grinding wheel with orderly arranged abrasive particles and the performance of the fabricated grinding wheel is compared with that of a
·The grinding performance of hydrophilic structured grinding wheels and non structured grinding wheels was evaluated under extreme working conditions Under the condition of grinding depth of 50 μm 100 μm and 200 μm compared with that of the non structured
·To address the challenges associated with the low ultra precision grinding efficiency of single crystal SiC this paper proposes an ultra precision processing method based on the heterogeneous Fenton reaction Ceramic bonded grinding discs were prepared with the heterogeneous Fenton reaction and the influence of the chemical reaction parameters on the
·The grinding performance of VLSGW and unstructured grinding wheel USGW grinding SiC were compared Compared with USGW VLSGW can reduce normal and tangential grinding forces by up to % and % At the same time VLSGW has a better workpiece surface topology and wear resistance than USGW
·Grinding is a manufacturing process which significantly contributes in producing high precision and durable components required in numerous applications such as aerospace defence and automobiles
·The performance of the hammer mill for grinding corn and grain sorghum was studied by Martin and Behnke [15] They concluded that high power was consumed for fine grinding and it was only suitable for making high quality pellets Datta [3] reported that coarse size reduction
·The grinding performance of traditional grinding wheels USGW and SFSGW on magnesium fluoride ceramics was compared The effects of SFSGW on the surface quality surface roughness and wheel damage of the workpiece were investigated The results showed that the surface roughness of ceramics after grinding by SFSGW was reduced by %
·The ball mill is a rotating cylindrical vessel with grinding media inside which is responsible for breaking the ore particles Grinding media play an important role in the comminution of mineral ores in these mills This work reviews the application of balls in mineral processing as a function of the materials used to manufacture them and the mass loss as
·Grinding aids GAs also called grinding additives are introduced in liquid or solid form in the ball mill or vertical cement mills during grinding because of their anticipated merits They can be divided into amines and their salts polyalcohols lignosulfonates fatty acids and fatty acid salts based on their chemical makeup [ 1 ]
·Ultrasonic assisted grinding UAG can effectively reduce the grinding force and improve the machining quality of carbon fiber reinforced ceramic matrix composites C/SiC due to its excellent machining performance Many researches have shown that the machining performance of UAG is closely related to the kinematic trajectory characteristics of the abrasive
·The grinding force ratio F n /F t varies in the range of and with the increase in MRR in CG and UVAG respectively Fig 4c The WA wheel has an excellent grinding performance and the grinding force ratio is small and stable because the grinding wheel has a good self sharpening effect in UVAG
·In order to enhance the grinding performance of alumina ceramic materials the surface of the grinding wheels is ablated by laser radiation before grinding and the three types of leaf vein bionic grinding wheels with different micro groove pitches are formed to compare the grinding experiments with normal grinding wheels The grinding forces and surface roughness
·To distinguish the grinding performance of the multidirectional MD and unidirectional UD carbon fiber reinforced thermoplastic CFRTP composites MD and UD carbon fiber reinforced poly etherether ketone CF/PEEK composites were employed in
·Previous work by Wikedzi 2018 concentrated on grinding circuit performance with the case of Buzwagi Gold Mine BGM The survey data collected at BGM plant between April and June 2015 indicated
·The fabrication of grinding wheels with a 3D controllable arrangement is a promising technology to evaluate the grinding performance of grinding wheels Fig 13 The roughness of crystal surface machined by UV resin bond grinding wheel with radial arraying a and grinding wheel b
·To reduce the usage of grinding fluid nanofluid has recently been applied to grinding process with minimum quantity lubrication MQL technique In this study surface grinding of hardened AISI 52100 steel under different spraying parameters was carried out Grinding performance was investigated and compared in terms of grinding forces surface
· Grinding Mechanism having Advanced Secondary Rotational Axis GMASRA is one of the newer plane surface grinding methods that have an uncommon abrasion mechanism Unlike conventional methods in GMASRA there are two rotations of a wheel The first rotation is the same as in conventional grinding methods which is the circumferential
