Mg4 H2 O5 — Properties & Data | MatWorld

Mg4 H2 O5

ceramic

· Mg4 H2 O5

Mg4H2O5 is a magnesium hydroxide-based ceramic compound that belongs to the family of alkaline earth hydroxides and hydrated magnesium minerals. This material exhibits characteristics relevant to lightweight structural applications and is primarily investigated in research contexts for its potential in composite reinforcement, flame retardancy, and specialized ceramic applications where magnesium's low density and the hydroxide's thermal stability are advantageous. Notable benefits include excellent specific stiffness relative to weight and inherent flame-retardant properties, making it of interest where conventional ceramics or metallic alternatives present weight penalties or thermal sensitivity concerns.

lightweight ceramicsflame-retardant fillerscomposite reinforcementthermal barrier researchmagnesium-based mineralsstructural ceramics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	99.88	GPa	DFT · OptB88vdW
Shear Modulus(G)	76.19	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.546	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.466	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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.

Mg4 H2 O5

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental