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NEMA- Paper Phenolic Composite Tubes and Sheets

ZTELEC GROUP | 19-01-16

Paper Phenolic composite tubes and sheets, formulated to meet NEMA (Mil-I-24768/11 type PBG) applications are a versatile thermoset material and per……

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What About the Moisture Absorption Effects on Electrical Laminates & Composites?

ZTELEC GROUP | 19-01-16

Water or moisture absorption is important in determining the value of industrial laminates as a control of the uniformity of the product, affects th……

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What is “Surface Roughness” in Composite Materials?

ZTELEC GROUP | 19-01-16

Quite often in the process of manufacturing & fabricating industrial laminates a specific surface roughness is indicated. Be it the purpose of r……

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Insulating Tape Has Excellent Performance and Good Adhesion

ZTELEC GROUP | 19-01-15

Insulating tape refers to the tape used by electricians to prevent leakage and insulation. Also known as insulating tape, tape, consisting of a base……

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Why We Don’t Use Wood As the Core for Transformers?

ZTELEC GROUP | 19-01-14

The core of a transformer does not have to have “magnetic properties”. Air doesn’t have magnetic properties (well, ok, oxygen is slightly paramagnet……

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Epoxy Fiberglass Insulation Sheet Widely Used in Substations

ZTELEC GROUP | 19-01-14

Insulation board, also known as insulation pad, insulation pad, insulation pad, insulation blanket. Insulation mats are widely used in substations, ……

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What is the Feature Single Sided Panel for PCB?

ZTELEC GROUP | 19-01-11

The single panel is on the most basic PCB, with the parts concentrated on one side and the wires concentrated on the other side. Because the wire on……

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The Difference Between Single Sided Panel and Insulation Board Used in PCB

ZTELEC GROUP | 19-01-11

The single-sided printed circuit board was developed in the United States in the early 1950s with the advent of crystals. At that time, the main man……

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What is the Difference Between a Fiberglass Board and an Epoxy Board?

ZTELEC GROUP | 19-01-11

In the electronics industry, fiberglass is a very important raw material, and the use of this material is more conducive to future operations. This ……

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High Pressure Industrial Laminated Sheet FR4 G10 Fiberglass Insulation Sheet

ZTELEC GROUP | 19-01-9

Glass fiber reinforced plastic sheet composite material — natural color is typically a yellowish to light green. The most versatile all around lamin……

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Electrical Grade Insulation Kraft Craft Paper Flexible Paper for Transformers

ZTELEC GROUP | 19-01-9

We supply an excellent range of Electrical Grade Insulating Kraft Paper that is widely used for insulation in transformers motors and for wire cover……

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Electrical Insulation PVC Sleeves Have Been on the Way to Turkey

ZTELEC GROUP | 19-01-9

2715 PVC Coated Electrical Insulation Fiberglass Sleeving Product Description: 2715 Fiberglass sleeving coated with polyvinyl chloride resin is the ……

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The Treatment of Abnormal Phenomena in the Operation of the Isolating Switch

ZTELEC GROUP | 19-01-8

When an abnormality occurs in the operation of the isolating switch, the monitoring should be strengthened first, and the load should be immediately……

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What are the Differences Between Polyester Resin and Fiberglass Resin?

ZTELEC GROUP | 19-01-8

Strictly speaking the original fiberglass resin was polyester resin. The problem is that the industry evolved but the names for the complete materia……

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Which Material Provides the Best Insulation from Thermal (Heat) Radiations?

ZTELEC GROUP | 19-01-7

Fiberglass Fibreglass matting is also used as insulating material and offers the following advantages: · High resistance to fire; · High resistance ……

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Why is It Desired That an Electrical Insulating Material Have Less Thermal Conductivity?

ZTELEC GROUP | 19-01-7

Since critical radius of insulation decides whether heat transfer would increase or decrease upon further increasing the thickness. These both techn……

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What is KVA Rating?

ZTELEC GROUP | 19-01-7

For any electrical machine or equipment, usually the operating voltage V in volts and maximum current A in amps are specified. This gives an idea of……

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Why do We Use kVA Instead of kW to Rate Alternators and Transformers?

ZTELEC GROUP | 19-01-4

Let us begin with the difference between kVA and kW. The k just means 1000 times whatever the units are. VA is Volts multiplied by Amps. V x A. W is……

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What are Electrical Transformers Used For?

ZTELEC GROUP | 19-01-4

Transformer is an electrical device that transforms the voltage at one level to the volatge at different in ratio of the nurmber of turns in their p……

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Wish you All the Best in 2019 and Make Energy and Power for All

ZTELEC GROUP | 19-01-4

We want to take this time to say thank you for a great year! We truly appreciate all of our loyal customers who continue to trust our electrical pro……

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2019 Paper Insulated DDP Diamond Dotted Paper with a Big Discount

ZTELEC GROUP | 19-01-3

Diamond Dotted Insulation Paper is made of electrical insulation paper with diamond-shape epoxy resin dotted in both sides. The epoxy resin used in ……

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What is the Use of a Conservator in Transformer?

ZTELEC GROUP | 19-01-2

It is a cylindrical tank mounted on supporting structure on the roof of the transformer’s main tank. Function: When transformer is loaded and ……

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What are the Materials Needed for the Construction of a Transformer?

ZTELEC GROUP | 19-01-2

There are many different kinds of transformers, each made with different materials. A typical power transformer begins with a core made from thin sh……

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What is the Working Principle of the Contact Transformer?

ZTELEC GROUP | 19-01-2

When the grid on the high and medium voltage side is a neutral (or effective) grounding system, the contact transformer can be an autotransformer. W……

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