Gao Jiwei: COB LED packaged into LED general lighting mainstream technology solution

Technology is the main driving force behind the industry's development, especially for the emerging LED industry. On the afternoon of December 15th, the 2012 Hi-Tech LED Conference Technology Specialized by Shanxi Guangyu Lighting--the latest technology of LED industry chain was held in Shenzhen Guanlan Lake (Dongguan Club) International Conference Center. The experts and technical leaders of the conference attended the LED. The industry's recent technological development and other issues are being discussed.

Participants highlighted the current state of the art in the LED industry, including phosphors, LED drivers, innovative COB light source technology, new SMD LED packaging and new test technologies, and future design trends for LED lighting. The leaders of many LED companies participating in the conference answered the questions about the new LED technology.


Dr. Gao Jiwei, Technical Director of Hangke Optoelectronics, said that with the development of LED applications, there are many requirements for packaging. COB LED packaging technology is the mainstream technical solution for LED general lighting that is recognized by domestic and foreign industry. COB packages have many advantages in terms of heat dissipation, overall illumination, and cost. The key to the future development of COB depends on the market, and it needs to continue to mature in technology and technology, while reducing costs and improving cost performance.


Specifications

1.Steel Processed Reel
2.In accordance with GB4004-83, JB/T7600.3-94 and DlN46395 standards

- choice of flange with or without ribs

- extra stiffeners in the drum

- painting

- hot galvanizing

- stainless steel version

- dynamic balancing



Serial Number

Specification Model
Lateral Plate Diameter D1
Major Diameter D2
Axle Hole Diameter D4
Carrying Hole Diameter D5
Center Distance E of Axle Hole and Carrying Hole
External Width L1
Internal Width L2
1
315
315
120
33.5
16
86
238
200
2
400
400
160/200
56
16
71-112
300
250
3
440
440
220
80
16-28
180
316
292
4
450
450
180/224
56
16-28
71-112
335
280
5
500
500
250
56
16-28
142
335
315
6
560
560
224/280
56
16-28
71-112
425
355
7
600
600
250/300
56/60
16-28
71-112
340/3
85
300/3
50
8
630
630
335
80
16-32
140
495
450
9
710
710
355/400
80
28-40
71-112
530
450
10
760
760
355
32.5/54
21-35
64-115
95-126.5
345
315
295
280
11
762
762
355/400
60
25-40
135
360
280
12
787
787
450
127
25.4
120
560
485
13
800
800
450
200
28-40
135
600
500
14
900
900
380
80
28-40
400
764
720
15
1000
1000
500
200
28-40
320
780
660

 


Punching Wire Spool

Punching Wire Spool, Pressed Steel Spool, Single Wall Reel, Pressed Bobbin

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