Name: Common core rod
Brand: TID-Tech
Availability: InStock

Product Details

Insulator core rod with grinding Advantage:

1.The largest manufacturer of insulator core rod in China,owing 100 production lines.

2.Vaccum injection technique is used in core rod manufacturing.

3.The exclusive company doesn’t use mould release agent in manufacturing.

4. Vacuum immersion technique.

5.Good performance in bonding with silicone rubber housing

6.The exclusive manufacturer of core rod in China that passed KEMA type test.

7.TID-Tech core rods passed the stress corrosion resistance test for 7200 hours in Wuhan High Voltage Research Institute

8.TID-Tech core rods have already operated in the highest voltage lines of China(1000KV).

Technical parameters

No.	Classify	Item	Units	Common type	Acid resistant
1	Physical	Density(23+2℃)	g/cm3	≥2.1	≥2.1
2		Water diffusion test	%	≤0.05	≤0.05
3		Hardness(Barcol)	/	70 ~ 75	70 ~ 75
4		Fiber glass content	%	78 ~ 84	78 ~ 84
5	Mechanical	Bending strength(normal	Mpa	≥800	≥800
6		Thermal bending strength(150℃,60min)	Mpa	≥300	≥300
7		Tensile strength	Mpa	≥1200	≥1200
8		Interlaminar shear strength	Mpa	≥50	≥50
9		Compression strength	Mpa	≥600	≥600
10		Vibration fatigue test	times	≥120000	≥120000
11	Electrical	Dye penetration test	min	≥15	≥15
12		Water diffusion test	uA	≤100	≤100
13		Mass resistivity	Ω*m	≥1010	≥1010
14		DC breakdown voltage test (10mm)	kV	≥50	≥50
15		Lighting impulse withstand test(+100kV)	times	≥5	≥5
16		Power frequency withstand test	kV/mm	0.3	0.3
17		Partial discharge test	PC	<5	<5
18	Others	Heat stability test (165℃,30min)	/	Complete, no crack and damage	Complete, no crack and damage
19		Stress corrosion test	h	≥100	/
20		Glass transformation temperature	℃	≥120	≥120
21		Distortion temperature	℃	≥200	≥200