TPBN is the brand for QS Advanced Materials high purity boron nitride material. It is still hot pressed ceramic BN. With extra purification process, it has much lower impurity content, and the BN purity is about 99.9%

SDS of QSAM's BN99 boron nitride material

PBN Crucible COA

Product Catalog | QS Advanced Materials Inc

BN99 is the code name for QSAM's most regular boron nitride material. It has a little CaO used as binder (~0.5%), with BN purity >99%

Product specification of QSAM's PBN crucibles and other PBN products.

Aluminum nitride ceramic products

Boron Nitride Zirconia composite material ZCBN

1920x1080 Zirconium Crystal [QSRE]

1920x1080 Zirconium Crystal [QSRE]

Boron Nitride composite material. BNALN. Aluminum nitride content helps to increase the hardness and thermal conductivity for BN.