three-cavity tube
The standard for the high borosilicate glass 3.31.Physical and Chemical PerformanceExpansion Coefficient:(32.5plusmn;0.5)times;10-7/oCDensityg/cm32.23plusmn;0.02Water-resistance:First ClassAcid-resistance: First ClassAlkali-resistance: Second ClassSoftening Point: 820oCTemperature of Divitrification: 695oC-1180oC Technical Data Melting Temperature(oC): 1680Forming Temperature (oC) :1260Softening Temperature (oC)830Annealing Point(oC): 560Hardness:7
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Contact Us:
| Company name:
| Haining Jianeng Solar Energy Industry Co., Ltd.
 |
| Contact person:
| Mr. Yunfei Wu |
| Mobile Phone:
| 008613967358906 |
| Phone Number:
| 0086-573-87882577 |
| Fax Number:
| 0086-573-87871877 |
| Company Address:
| NO.158 Lianhong Road, Yuanhua town, Haining City |
| Country/Region:
| China |
| postcode:
| 314416 |
| Company Website URL:
| http:// |
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