Lighting Glass

$0.00

This product has a minimum quantity of 1000

A: Lead Glass Tubing

Property of 13% lead Glass Tube

No.Chemical And Physical PerformanceDataUnit
1Coefficient of Expansion Rate9.3 +/- 0.510-6K-1
2Softening Point660 +/- 10oC
3Temperature for the specific electrical resistance of 108 omega. cmtk100t>= 240oC
4Contents of lead11.5%
520oC Density ro2.66 +/- 0.05G/CM3

Specification of 13% lead Glass Tube 

DiameterWall ThicknessStraightness
Outer DiameterToleranceWall ThicknessToleranceSkewness of W.T.
2.5 ~ 2.82.65 +/- 0.15    
4.0 ~ 4.34.15 +/- 0.15    
8.95 ~ 9.459.20 +/- 0.25    
9.0 ~ 9.59.20 +/- 0.25    
9.2 ~ 9.79.20 +/- 0.25    
9.7 ~ 10.29.45 +/- 0.25    
9.75 ~ 10.259.95 +/- 0.25    
10.25 ~ 10.510.0 +/- 0.25    
9.8 ~ 10.310.25 +/- 0.25    
11.4 ~ 11.910.5 +/- 0.25    
11.5 ~ 12.011.65 +/- 0.25    
11.6 ~ 12.011.75 +/- 0.25    
11.6 ~ 12.111.80 +/- 0.20    
11.6 ~ 12.211.90 +/-     
11.6 ~ 12.2     
11.8 ~ 12.2     
14.0 ~ 14.5     
14.0 ~ 14.5     
14.05 ~ 14.55     
14.8 ~ 15.4     
15.6 ~ 16.2     
16.0 ~ 16.5     
16.2 ~ 16.8     
16.8 ~ 17.4     
17.6 ~ 18.2     
19.0 ~ 19.6     
19.0 ~ 20.0     

Property of 21% lead Glass Tube  

Chemical and Physical PropertyData
Coefficient of Expansion Rate(20oC-300oC)91.0 +/- 2 +/- 10-7/K
Soften Point635 +/- 10oC
When the Mass resistance is 100M Omega cm, temperature of TK-100>= 240oC
Density2.83 +/- 0.03g/cm3
Content of Lead21%

Specification of 21% lead Glass Tube

DiameterDeviation of DiameterWall ThicknessDeviation of Wall ThicknessSkewness of Wall ThicknessStraightness
2.5 ~ 3.2+/- 0.100.60+/- 0.10 0.10 
3.2 ~ 4.0+/- 0.170.70+/- 0.10 0.10
4.0 ~ 4.5+/- 0.200.70+/- 0.10 0.10
4.5 ~ 5.5+/- 0.200.90+/- 0.10 0.10
5.5 ~ 6.0+/- 0.201.00+/- 0.10 0.10
6.0 ~ 10.0+/- 0.200.80+/- 0.10 0.10
10.0 ~ 12.0+/- 0.200.80+/- 0.10 0.10
12.0 ~ 15.0+/- 0.301.00+/- 0.10 0.10
15.0 ~ 18.0+/- 0.301.00+/- 0.10 0.10
18.0 ~ 20.0+/- 0.301.30+/- 0.10 0.10
20.0 ~ 25.0+/- 0.301.50+/- 0.15 0.10
Other specifications can be made according to customer's requirements
Skewness of Wall thickness/one cross section Maximum wall thickness-Minimum wall thickness 
Limit deviation of our diameter is +/- 0.15. Limit deviation of wall thickness is +/-0.05

 B: Lighting Bulb and Tubing

Technical data

Item Data Unit
Coefficient of linear expansion 20/30040.5 +/- 1.010-6 K-1
Softening point 780 +/- 10oC
Annealing point 555 +/- 10oC
strain point505 +/- 10oC
Temperature for the specific    Electrical resistance of 108 cm(din52356)tk 100t                 > 235oC
Thermal stability> 235oC
20oC Density ro2.26 +/- 0.015g/cm3
Water resistance1 

Bulbs for High-Pressure Mercury Light

TypeDiameterLengthWell ThicknessPower
    L1L2S1S2S3
BT7070 +/- 1.03436 +/- 1.0< 48200+/-5.0165+/-5.00.6-1.50.7+/-0.20.95+/-0.2560
BT7575 +/- 1.03536 +/- 1.0< 50203+/-5.0161+/-5.00.6-1.60.7+/-0.20.95+/-0.2580
BT8080 +/- 1.03436 +/- 1.0< 52233+/-5.0185+/-5.00.8-1.71.0+/-0.251.0+/-0.251.25
BT9090 +/- 1.03945 +/- 1.0< 64246+/-2.0194+/-5.00.8-1.71.0+/-0.31.05+/-0.3250
BT120118 +/- 2.04650 +/- 1.0< 78310+/-5.0248+/-5.00.8-1.71.0+/-0.31.05+/-0.3400

Bulbs for High-Pressure Sodium Light

TypeDiameterLengthWell ThicknessPower
    L1L2S1S2S3
BT6262 +/- 1.04242 +/- 1.0=66260+/-5.0220+/-5.01-30.8+/-0.21.15+/-0.30100

Bulbs for High-Pressure Sodium Light

TypeDiameterLengthWell ThicknessPower
L1L2S1S2
T37.5*10837.5=1.0< 60180+/-5.0132+/-5.01.0-3.51.0+/-0.380
T37.5*20837.5=1.0< 60208+/-5.0160+/-5.01.0-3.51.0+/-0.380
T46*22046+/-1.0< 67220+/-5.0165+/-5.01.0-3.71.15+/-0.3100
T46*26546+/-1.0< 67265+/-2.0210+/-5.01.0-3.71.15+/-0.3250
T46*29046+/-1.0< 67290+/-5.0235+/-5.01.0-3.71.15+/-0.3400

Bulbs for High-Pressure Halogen Light

Type

DiameterLength
1234L1L2
ED5555 +/- 1.05.0 +/- 1.536 +/- 1.0< 52170 +/- 5.0115 +/- 5.0
ED9090 +/- 1.013.5 +/- 1.5