Model No.:
Product Origin:China
Brand Name:ERJIN
Price Terms:FOB, CFR, CIF
Payment Terms:T/T, L/C
Certification:
Description:Features: 1) Outer tube diameter: 47 / 58mm 2) Inner tube diameter: 37 / 47mm 3) Glass thickness: 1.6mm 4) Length: 1.5 / 1.8m 5) Material: borosilicate glass 3.3 6) Absorptive coating: graded Al-N / Al 7) Vacuum: <5 x 10 - 3Pa 8) Absorptance:>92% (AM1.5) 9) Emittance: <8% (80°C) 10) Thermal expansion: 3.3 x 10 - 6°C 11) Stagnation temperature:> 200°C 12) Heat loss: <0.8W/m