O4 Si1 Ca2 — Properties & Data | MatWorld

O4 Si1 Ca2

ceramic

· O4 Si1 Ca2

This is a calcium silicate ceramic compound (Ca₂SiO₄), a member of the silicate ceramics family commonly found in Portland cement clinker and refractory materials. Calcium silicate phases are widely used in construction, refractories, and biomedical applications where high-temperature stability and chemical durability are required. The material is notable for its role as a binder phase in cement and concrete systems, and also for potential bioactive properties in bone scaffold and implant applications where controlled dissolution and biocompatibility are advantageous.

cement and concrete bindershigh-temperature refractoriesbone scaffold materialsbioactive ceramic implantsthermal insulationconstruction composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	165.5	GPa	DFT · OptB88vdW
Shear Modulus(G)	107.3	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.515	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.153	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.

O4 Si1 Ca2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental