Casing ingredient and sintering process are the key factor effected on the quality & stability of diamond core bit. 

 Guilin SanYou Diamond Industrial Co., LTD is a company professional at produce diamond core bit, Long year series bits and reaming shell with more than 20 years’ experience in this field, with experienced research team and persist gaining feedback from different customers to improve our quality to better service our customers.

 We always pay great attention to the quality control and research since our foundation. Plentiful trail and research work are launched at traditional sinter reamer, we adopt φ2×4mm high strength & high abrasive resisting polycrystalline diamond to avoid such problems: polycrystalline diamond exposure too much and easily drop out to highly effective product life.

一、Assemble Assembling is the first step also the most complicated one. At first mixing various mental powder with diamond equally，then put the mixed powder into graphite mould and equipped with relative steel substrate, forwarding to sinter position.