K2Si2O5

ceramic

· K2Si2O5

K2Si2O5 is a potassium silicate ceramic compound belonging to the silicate family, commonly used as a binder, flux, or precursor material in ceramic and glass manufacturing. It is encountered in industrial applications including glass melting, refractory production, and as a bonding agent in ceramic coatings and adhesives, where its chemical stability and melting characteristics make it valuable for high-temperature processing. Engineers select potassium silicate compounds for applications requiring thermal stability, chemical resistance, and controlled sintering behavior, particularly in environments where alkali-based binders outperform traditional alumino-silicates.

ceramic binders and coatingsglass and refractory manufacturinghigh-temperature adhesivesthermal protection systemssilicate-based fluxes

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.889	eV/atom	—

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

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.

K2Si2O5

Other Properties

Regulatory Screening

Environmental