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Tipped pcd turning and milling inserts polycrystalline diamond inserts with brazed pcd cut edges

Advantage of tipped pcd inserts over full faced pcd inserts is the lower toll, tipped insert is ane use only economic blazon, information technology requires a carrier like tungsten carbide base as substrate for the insert, and substrate have a pocket that will arrange and support the tip, the working tips are brazed to tungsten carbide base of operations, ane~four tips depends on dissimilar insert shapes, this braze joint of tipped pcd inserts represents the weak link not so good every bit full face pcd inserts, the maximum cut depth is non more than 80% of the tip length, tipped pcd inserts could be used for fine to super fine precision machining, continous to interrupted machining, to obtain a practiced surface finish. As pcd is a polycrystalline form of diamond, so the cutting temperature is limited and could not exceed 700℃, too the work material has no affinity with carbon, pcd inserts are widely used for machining non ferrous metals of tungsten carbide, aluminum, copper, zinc; and non metals textile of plastic, condom, wood, ceramics.

There are different shapes of inserts available in the market. Yous should take detailed noesis about all these shapes earlier you are going to buy. ane. C shape is the diamond shape (80 degree) 2. D Shape is also a Diamond shape (55 degree) iii. K Shape is a parallelogram in shape (55 caste) 4. R is for the round shape 5. S represents the square shape 6. T is for the triangle shape 7. V is some other code for diamond shape (35 degree) viii. Due west represents the Hexagon (lxxx degree)

PCD insert shape C (lxxx° diamond)

CCGW/CCMW0602 CCGW/CCMW09T3 CCGW/CCMW1204 CPGW/CPMW0602 CPGW/CPMW09T3 CCGT/CCMT0602 CCGT/CCMT09T3 CCGT/CCMT1204 CPGT/CPMT0602 CPGT/CPMT09T3

PCD insert shape D (55° Diamond)

DCGW/DCMW0702 DCGW/DCMW11T3 DPGW/DPMW0702 DPGW/DPMW11T3 DCGT/DCMT0702 DCGT/DCMT11T3 DPGT/DPMT0702 DPGT/DPMT11T3

PCD insert shape T (60° Triangle)

TCGW/TCMW0902 TCGW/TCMW1102 TCGW/TCMW16T3 TPGW/TPMW0902 TPGX/TPMX1103 TCGT/TCMT0902 TCGT/TCMT1102 TCGT/TCMT16T3 TPGT/TPMT0902

PCD insert shape V (35° Diamond)

VBGW/VBMW1604 VCGW/VCMW1103 VCGW/VCMW1604 VBGT/VBMT1604 VCGT/VCMT1103 VCGT/VCMT1604

PCD insert shape W (80° Hexagon)

WCGW/WCMW0402 WCGW/WCMW06T3 WCGT/WCMT0402 WCGT/WCMT06T3

superabrasives tooling tipped with synthetic polycrystalline diamond (PCD) has achieved a keen reputation for productivity in machining nonferrous materials from 1970s, though tipped pcd inserts are more expensive than tungsten carbide inserts, inserts with pcd cutting edges accept greatly increased the fine machining work parts, and the lifetime is about two hundred times than tungsten carbide inserts, clients tin process thousands of work parts instead of hundreds without compensating for size offsetting earlier an insert replacement.

The pcd tipped inserts are mainly used for the turning and milling of the non-ferrous hard metals, These inserts are manufactured especially for unlike types of technologies and other advanced material processes. These are highly beneficial and have different characteristics and advantages. These are better and cheaper than that of full acme surface pcd inserts and as well offer a ameliorate surface finishing.

These tipped inserts are fabricated of pure polycrystalline diamond and cannot be destroyed. Information technology provides the best performance and offering hardness too. It also has a loftier wearable resistant power with a long service life. They are also available in affordable prices and thus industries practise not have to spend a lot over these inserts. Information technology has a superior processing precision and with all these qualities and benefits, these inserts are grabbing a peachy position in market place worldwide.

Piece of work Cloth AND Application Work material Application Aluminum Automobile and motorcycle spare parts, engine, beat out, bearing. Aircraft spare parts, shell, compression components. Precision mechanical spare parts, hydraulic machine. Aluminum alloy Cast Aluminum Copper Automobile, vehicles, send spare parts, mandrel, gear, bearing parts. Electric machinery spare parts: electric motor, commutator. General mechanical spare parts: bearings, screws. Copper alloy Casting copper alloy Cemented carbide Sintered tungsten carbide mold Non metals cemented Solid woods and man-fabricated plywood, organic materials. Acrylic, reinforced synthetic resin, stone, ceramics, etc.

Recommended cutting condition Cutting material Cut speed Vc (grand/min) Feed f (mm/rev) Depth of cutting ap (mm) PCD Aluminum and Aluminum blend 200~3000 0.05~0.5 0.05~ane.0 Non metals cemented 100~500 0.05~0.5 0.05~i.0 Tungsten carbide 20~30 0.05~0.2 0.05~0.2

pcd inserts with bigger diamond particles perform a greater chafe resistance, merely the cut border is rough. on the other hand, smaller diamond particles offer the insert with a sharper cutting border, it will get a superior workpiece surface stop, but less lifetime.

Micro structure of PCD material PCD inserts cutting with/without bit billow

PCD Grain size=5μ for turning of aluminium alloy with silicon content (Si<12%), the inserts are suitable for cutting graphite, carbon, plastic, rubber, rood, copper and statuary alloys, zinc. it provides a skilful surface finish, excellent wear resistance, medium impact forcefulness.

PCD Grain size=25μ for rough to stop turning of aluminium with high silicon content (Si>12%), rough turning of highly abrasive composites, cemented tungsten carbide <12% cobalt, ceramics. it has high wear resistance and impact force.

Excellent surface stop of fine grain size PCD grain size affects work piece surface roughness PCD materials wear resistance comparison in dissimilar grain size

Selecting the optimum form of pcd tooling for a specific awarding is generally a function of surface finish requirements and tool life expectations. Material removal rates, tool geometries, and material characteristics also affect the human relationship betwixt machining productivity, tool life and surface cease.

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Source: http://www.pcd-insert.com/tipped_pcd_insert/tipped_polycrystalline_diamond_pcd_cutting_tool_inserts_for_turning_milling.html

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