Glass Mica Cable Tape




Mica Cable Tape Manufacturers – Thermal & Electrical Insulation Experts



The product line of Rubymica includes premium Glass Mica Cable Tape that provides exceptional insulation capabilities to electrical cables. Through excellent thermal strength and dielectric properties Glass Mica Cable Tape achieves perfection for high-voltage and fire-survival applications. We have produced the tape through precise manufacturing methods that guarantee its capability to retain integrity while offering flexible performance at extreme temperatures.


As an esteemed Mica Cable Tape manufacturer Rubymica maintains global standard product quality across all operations. The product serves transformer and power station systems together with industrial cable systems. Customers should select Rubymica to receive exceptional quality together with prompt service and specialized technical assistance. The advanced Glass Mica Cable Tape from our company provides superior protection for cables active in challenging environments.


Our mica cable tape is engineered for exceptional electrical insulation and thermal protection in high‑temperature, high‑voltage environments, making it an ideal choice for power cables, fire‑survival cables, transformers and industrial wiring systems. Constructed by laminating natural mica with reinforced glass cloth and heat‑resistant resin, this cable tape delivers superior fire resistance, dielectric strength and mechanical durability, ensuring reliable performance even under extreme heat and fire conditions. The flexibility and tensile strength of the tape allow it to be wrapped tightly around conductors and cable bundles, providing consistent insulation and structural support for long‑term use. Whether used in power generation, heavy industry or safety‑critical electrical installations, mica cable tape helps prolong cable life, enhance circuit integrity and meet stringent fire‑safety standards.


Specifications

Feature Heat Resistant, Good Quality, Fire Resistant
Application Industrial Use
Material Glass Mica
Number Of Flower Glass Mica Tapes


Technical Data (GMCAB Tapes )

Properties

Test Method

Unit

Value

Value

Value

Value

Total substance

IEC 60371-2

g/m2

121+10

134+10

175+15

222+16

Mica Paper

IEC 60371-2

g/m2

80+5

/80+5

120+9

160+10

Glass Content

IEC 60371-2

g/m2

23+3

34+3

34+3

34+3

Resin Content

IEC 60371-2

g/m2

18+2

20+2

21+3

28+3

Nominal thickness

IEC 60371-2

Mm

0.09+0.01

0.10+0.01

0.12+0.01

0.14+0.01

Tensile Strength

IEC 60371-2

N/cm

>120

>120

>120

>120

Stiffness

IEC 60371-2

N/m

<55

<55

<55

<55

Break Down voltage

IEC 60243-1

Kv

>1.2

>1.2

>1.2

>1.2


Technical Data (Gmpcab Tapes)

Properties

Test Method

Unit

Value

Value

Value

Nominal Thickness

IEC 60371-2

Mm

0.12+0.02

0.14+0.02

0.16+0.02

Total Substance

IEC 60371-2

g/m2

170+17

225+20

257+20

Mica Paper

IEC 60371-2

g/m2

100+7

150+10

180+10

Glass content

IEC 60371-2

g/m2

35+3

35+3

35+3

Polyester Film

Iec 60371-2

g/m2

16+3

16+3

16+3

Resin Content

IEC 60371-2

g/m2

19+4

24+4

28+4

Tensile Strength

IEC 60371-2

N/cm

>150

>150

>150

Break Down Voltage

IEC 60243-1

Kv

>4

>4

>4

Volatile Contents

IEC 60371-2

%

<0.5

<0.5

< 0.5


Availability

Length

300-500m

Tape width

5-10 mm or in multiple of 5mm up to 1000 mm

Core ID.

76 mm (max roll diameter - 310mm)

 

 

Traverse Spool

Length

500 m – 15km

Tape Width

5-10 mm or in multiple of 5mm up to 1000 mm

Core ID.

76mm, 120mm (max roll diameter – 310 mm)

Note : Traverse Spools can be customized as per desired specifications.


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