Quick Details
- Color:Grey-light grey
- Mohs hardness:5-5~7
- Refractoriness:1300~1380℃
- Refractive index:1.483~1.506
- Expansion ratio:4~25
- Processing Time:7-15 days
- Port:Xingang
- Supply Ability: 30 Metric Tons Per Week
- Al2O3 Content (%):±12
- Application:lightweight concrete
- Brand Name:Kehui
- CaO Content (%):0.7~1.0
- Expanded Or Not:Expanded
- Fe2O3 Content (%):0.5~3.6
- K2O Content (%):2~3
- MgO Content (%):0.3
- Model Number:KH-PT4-8
- Na2O Content (%):4~5
- Place of Origin:China
- SiO2 Content (%):68~74
- Size:4mm-8mm
- Brand Name:Kehui
Perlite is natural,
sterile, ultra-lightweight, non-toxic, permanent, incombustible, asbestos-free, and virtually pH-neutral.
Benefits and features
Low thermal conductivity (0.047 w/mk)
High operating temperature (650º C)
Non-combustible
High compression resistance
Excellent corrosion and moisture
resistance
Extremely loght weight
Asbestos- free
