Material
Quartz glass
Purity :
More than 99.99%
About the pyramids:
As the per quartz crystal singing pyramds, we have 3"to 26". Each Crystal Pyramid is hand made with pure quartz crystal material. The dimensions of each pyramid are scaled to the same dimensions as the Cheops Pyramids in Egypt. The most popular sizes are 14" 8" 5" and 3".
About Notes:
There are no notes of the pyramids . If you like the deeper tones, select a larger pyramid. If you like higher pitch tones, chose the smaller pyramids.
Item no: | GY-CP | ||||
Production period: | 2-15days after receive the payment | ||||
Payment term | T/T,L/C,Paypal,Western union,ect | ||||
Shipping port | From donghai to shanghai,shenzhen or qingdao,via,DHL, | ||||
EMS,UPS,SEA WAY,ect | |||||
Package: | Inner carton with foam&plastic sheet,outer wooden case. | ||||
MOQ: | 1pcs |
Detail photos:
Physical properity:
SiO2 | 99.997% |
Density :(g/cm3) | 2.2 |
Degree of hardness moh' scale (Pa) | 6.6 |
Melting point: | 1732°C |
Working temperature : | 1100°C |
Max temperature can reach in a short time : | 1450°C |
Acid tolerance: | 30 times than Ceramics,150 times than stainless steel |
Visible light transmittance: | above 93% |
UV spectral region transmittance: | 80% |
Resistance value: | 10000 times than ordinary glass |
Annealing point: | 1180°C |
Softening point: | 1630°C |
Strain point: | 1100°C |