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Tipped PCD inserts

Tipped pcd turning and milling inserts

polycrystalline diamond inserts with brazed pcd cutting edges

Advantage of tipped pcd inserts over total faced pcd inserts is the lower cost, tipped insert is 1 apply but economic type, it requires a carrier like tungsten carbide base equally substrate for the insert, and substrate have a pocket that volition arrange and back up the tip, the working tips are brazed to tungsten carbide base of operations, i~4 tips depends on different insert shapes, this affix articulation of tipped pcd inserts represents the weak link not and then good as
full face pcd inserts, the maximum cutting depth is non more than fourscore% of the tip length, tipped pcd inserts could be used for fine to super fine precision machining, continous to interrupted machining, to obtain a good surface cease. As pcd is a polycrystalline form of diamond, then the cutting temperature is express and could not exceed 700℃, besides the work material has no affinity with carbon, pcd inserts are widely used for machining not ferrous metals of tungsten carbide, aluminum, copper, zinc; and non metals material of plastic, condom, wood, ceramics.

There are different shapes of inserts available in the market. You should have detailed knowledge about all these shapes earlier you are going to buy.

1. C shape is the diamond shape (lxxx degree)
two. D Shape is also a Diamond shape (55 caste)
3. K Shape is a parallelogram in shape (55 caste)
4. R is for the round shape
5. S represents the foursquare shape
half dozen. T is for the triangle shape
7. V is another code for diamond shape (35 degree)
viii. Westward represents the Hexagon (80 caste)

PCD insert shape C (fourscore° diamond)


PCD insert shape D (55° Diamond)


PCD insert shape T (60° Triangle)


PCD insert shape 5 (35° Diamond)


PCD insert shape West (80° Hexagon)


superabrasives tooling tipped with
synthetic polycrystalline diamond
(PCD) has achieved a great reputation for productivity in machining nonferrous materials from 1970s, though tipped pcd inserts are more expensive than tungsten carbide inserts, inserts with pcd cut edges take profoundly increased the fine machining piece of work parts, and the lifetime is nearly two hundred times than tungsten carbide inserts, clients can procedure thousands of work parts instead of hundreds without compensating for size offsetting before an insert replacement.

insert tip cutting edge insert tip cutting edge

The pcd tipped inserts are mainly used for the turning and milling of the non-ferrous difficult metals, These inserts are manufactured especially for different types of technologies and other advanced material processes. These are highly benign and take different characteristics and advantages. These are better and cheaper than that of
full height surface pcd inserts
and also offer a better surface finishing.

These tipped inserts are fabricated of pure polycrystalline diamond and cannot exist destroyed. It provides the best performance and offer hardness as well. It also has a loftier wear resistant ability with a long service life. They are too available in affordable prices and thus industries do non take to spend a lot over these inserts. It has a superior processing precision and with all these qualities and benefits, these inserts are grabbing a smashing position in market place worldwide.

Work material Application
Aluminum Automobile and motorcycle spare parts, engine, trounce, bearing.
Shipping spare parts, shell, compression components.
Precision mechanical spare parts, hydraulic machine.
Aluminum blend
Bandage Aluminum
Copper Automobile, vehicles, ship spare parts, mandrel, gear, bearing parts.
Electric machinery spare parts: electrical motor, commutator.
General mechanical spare parts: bearings, screws.
Copper alloy
Casting copper blend
Cemented carbide Sintered tungsten carbide mold
Non metals cemented Solid forest and man-fabricated plywood, organic materials.
Acrylic, reinforced synthetic resin, rock, ceramics, etc.
Recommended cut status
Cutting fabric Cutting speed
Vc (m/min)
f (mm/rev)
Depth of cutting

ap (mm)
PCD Aluminum and Aluminum alloy 200~3000 0.05~0.v 0.05~1.0
Non metals cemented 100~500 0.05~0.v 0.05~1.0
Tungsten carbide xx~30 0.05~0.two 0.05~0.two

pcd inserts
with bigger diamond particles perform a greater chafe resistance, but the cut border is rough.

on the other paw, smaller diamond particles offer the insert with a sharper cutting border, it volition become a superior workpiece surface end, merely less lifetime.

Micro structure of PCD material PCD inserts cutting with/without chip breaker
PCD micro structure chip breaker

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

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

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

Selecting the optimum grade of pcd tooling for a specific application is mostly a function of surface end requirements and tool life expectations. Cloth removal rates, tool geometries, and textile characteristics as well touch on the relationship between machining productivity, tool life and surface finish.

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