Cr8 B4

semiconductor

· Cr8 B4

Cr₈B₄ is a hard ceramic compound belonging to the chromium boride family, combining chromium and boron in a specific stoichiometric ratio to form a refractory material with high hardness and thermal stability. This compound is primarily investigated in materials research for wear-resistant coatings, cutting tool applications, and high-temperature structural components where superior hardness and chemical resistance are required. Chromium borides represent an alternative to traditional carbide-based tools in specialized applications, offering distinct oxidation resistance and mechanical properties at elevated temperatures.

wear-resistant coatingscutting tool insertshigh-temperature applicationsrefractory ceramicsarmor and hardening layers

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00120	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3460	eV/atom	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Cr8 B4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control