алмаз бурения нефтяных скважин немного

diamond oil drilling bit is anunbacked polycrystalline diamond product,which is manufactured by the same ultra-high pressure and high temperature techniquesasother PCDproducts.It is thermally stable up to 1200°C for its binder is chemically insert and has a similar coefficient of thermal expansionlike that of diamond.It is suitable for mining bits and oil drilling bits. TSPSeries The specification of common use ofTSP Series. D is the diameter. H is the height. A is the point angle,includes 90 o,120 o and 180 o. All the units of dimension is mm. Index Spec.(D x H x A) R1012-120 Φ1x1.2x120o R2040-120 Φ2x4x120o R2040-180 Φ2x4x180o R2060-120 Φ2x6x120o R3060-120 Φ3x6x120o R3080-120 Φ3x8x120o R4050-90 Φ4x5x90o R4060-120 Φ4x6x120o R4080-120 Φ4x8x120o R5050-120 Φ5x5x120o R5080120 Φ5x8x120o R6060-120 Φ6x6x120o R6060-180 Φ6x6x180o R6080-120 Φ6x8x120o R150150-90 Φ15x15x90o W and B are the width. T is the height. All the units of dimension is mm.Index Spec.(Wx B x T) L151550 1.5x1.5x5 L202020 2x2x2 L252525 2.5x2.5x2.5 L303030 3x3x3 L303040 3x3x4 L303060 3x3x6 L404040 4x4x4 L404060 4x4x6 L404080 4x4x8 L505050 5x5x5 L505080 5x5x8 W and B are the width. T is the thickness. All the units of dimension is mm. Index Spec.(Wx B x T) T404026 4x4x2.6 T505020 5x5x2 T505030 5x5x3 T606020 6x6x2 T606040 6x6x4 T707020 7x7x2 W is the length. H is height. L is the width. r is the radius of round. All the units of dimension is mm.Index Spec.(W x H x L x r) A100303015 10x3x3xR1.5