Product Name:Diamond Burs Size:300 pcsStandard:CE / ISO / FDA / FSC Material: Diamond + Stainless Steel Packing: 5 Pcs Per BlisterSpeed : low speed
- Diamond bur has a stainless steel working part which is coated with fine diamond crystal .
- It is defined as the rotary grinding instruments for hard tissues such as tooth and bones .
- It is used connecting with dental handpiece .
- It can also be used for grinding metal, plastic , porcelain and other hard materials.
Flat head conical , apex type flame , taper head , pointed cone , cone round nose
cone type , flat type , column type , round ball , ball spire tight mouth , single
inverted cone, rugby, pear type, round type.
Shank hardness not less than 250hv0.5 .
The surface roughness R of the shank of the car should be no greater than 0.4mu m .
Corrosion resistance and corrosion resistance test shall not produce corrosion and deformation of the function, but it is allowed to have a slight electrical corrosion in the head and neck .
The radial circle of the needle should be no greater than 0.08 mm .