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U300B High Strength Glass Electric Line Insulators Safety For Large Scale Grid Expansion

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U300B High Strength Glass Electric Line Insulators Safety For Large Scale Grid Expansion

Standards : Complies with ANSI, IEC, and other international standards

Usage : Electrical insulation

Temperature Rating : Up to 200°C

Material : Glass

MOQ : 1

Power-frequency puncture withstand voltage : Up to 140kV

Mechanical failing load : 100-550kN

Dry lighting impulse withstand voltage : Up to 140kV

Price : USD 4-8

Payment Terms : T/T,D/P,D/A,L/C,Western Union

Application : Large Scale Grid Expansion

Brand Name : TL

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U300B High Strength Glass Electric Line Insulators Safety For Large Scale Grid Expansion

Designed to support the rapid growth of national and regional power networks, this value-engineered glass insulator combines durability with economic efficiency. It provides reliable dielectric protection, minimizing energy loss between live conductors and tower structures during bulk power transmission. The unit's rugged construction offers proven resistance to mechanical fatigue and environmental wear, reducing maintenance demands across vast grid projects. By ensuring consistent overhead line performance, this insulator helps utilities lower total ownership costs while expanding their energy delivery capacity.

Data Sheet

Standard Type	Spacing(mm)	Diameter (mm)	Creepage Distance(mm)	Standard Coupling	Mechanical Faiing Load(kN)
U40B	110	175	190	11	40
U70BS	127	255	320	16	70
U70BL	146	255	320	16	70
U100BS	127	255	320	16	100
U100BL	146	255	320	16	100
U120B	146	255	320	16	120
U120BS	127	255	320	16	120
U160BL	170	280	400	20	160
U160BM	155	280	400	20	160
U160BS	146	280	400	20	160
U210B	170	280	400	20	210
U240B	170	280	400	24	240
U300B	195	330	490	24	300
U420B	205	380	550	28	420
U550B	240	380	620	32	550

U300B High Strength Glass Electric Line Insulators Safety For Large Scale Grid Expansion

Manufacturing standard glass insulators requires melting precisely formulated silica sand with specialized raw materials at high temperatures. The molten glass is pressed into molds, then rapidly cooled through tempering to create surface compression—boosting mechanical strength and ensuring harmless fragmentation if broken. Rigorous thermal shock tests and visual inspections eliminate defective units before assembly. Approved glass shells are bonded to metal caps and pins using high-strength cement. Every finished insulator undergoes mechanical load testing and electrical performance validation to guarantee reliability before shipment.

U300B High Strength Glass Electric Line Insulators Safety For Large Scale Grid Expansion

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U300B High Strength Glass Electric Line Insulators Safety For Large Scale Grid Expansion

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