Cotranglobal:Overall Solutions for the Application and Development of Polymer Materials

Leader supplier of waterproof & insulation solutions provider

Leader supplier of waterproof & insulation solutions provider

Leader supplier of waterproof & insulation solutions provider

Leader supplier of waterproof & insulation solutions provider

Why Choose Cotran

Established In

2008

COTRAN is a national high and new technology enterprise, HQ located in Shenzhen, China.

COTRAN was successfully listed on the GEM in 2017 (stock code: 300731).

Reliability

Cotran has been passed ISO9001, ISO14001 and ISO45001 certificate as well as China National Accreditation Service certificate.
R&D
Cotran owned 67 patents (Including 17 innovation patents ), leading or participating in drafting and revising 1 industry standards.
Global Delivery
Cotran has the global delivery network, including Brazil warehouse, rapid delivery alibality is our most biggest advantage.
Quality
Cotran products passed SGS, UL, CSA, CE, ASTM, RoHS etc. All products are subject to strict inspection and 100% satisfied by Huawei and ZTE.

Cotran products

Cotran has been focusing on the research and development and manufacturing of functional polymer materials, and its products are widely used in Telecom, Power, New Energy, industry and other fields.

Silicone Cold Shrink Tube With Mastic KC97
◆ High elastic silicone rubber tube structure with mastic built-in, dual lay...
Waterproof Silicone Rubber Cold Shrink Tube KC92
◆ IPX7 class, stable and long life during operation; ◆ Easy to install, only...
KC96 EPDM Cold Shrink Tube
◆ High elastic EPDM rubber tube structure. ◆ Good puncture resistant, abrasi...
Customized silicone rubber cold shrink tube enRR-CST
◆IPX8 class, stable and long-life during operation ◆Easy to install, only tw...
Silicone rubber cold shrink tube En-CST
◆IPX8 class, stable and long-life during operation ◆Easy to install, only tw...
Silicone Rubber Cold Shrink Tube With Mastic en-KC97
◆ High elastic silicone rubber tube structure with mastic built-in, dual lay...
Dual Layer Structure EPDM Cold Shrink Tube KC96-DUAL
◆ Dual layer structure,design for 1/2' ◆ Installation Easily ◆ Applicable to...

Water Seal Mastic Self Adhesive Tape KC86
◆ Continuous waterproofing. ◆ Highly self-fusing tape. ◆ Suitable for irregu...
Waterproof Insulation Waterseal Mastic Tape KC80
◆ Continuous waterproofing. ◆ Highly self-fusing tape. ◆ Suitable for irregu...
All-Weather Electrical PVC Tape KC63
◆ High tensile strength. ◆ Flame retardant. ◆ High elongation at break. ◆ Th...
Self Adhesive PVC Electrical Insulation Tape KC62
◆ High tensile strength. ◆ High elongation. ◆ Good insulation property. ◆ Ex...
Color Coding Electrical PVC Tape KC61
◆ High tensile strength. ◆ High elongation. ◆ Good insulation property. ◆ Ex...
EPR High Voltage Insulation Tape KC71
◆ Can be used to splice and terminate cable, the emergency overload temperat...
EPR Electrical Semi-conducting Tape KC72
◆ Can be used to repair XLPE cable terminations and joints or shielding for ...
Premium Color Coding Electrical PVC Tape KC60
◆ High tensile strength and elongation rate. ◆ Good insulation property. ◆ E...
KC80-S Cable Insulation Sealing Protective Pad
KC80-S cable insulation sealing protective pad is a self-adhesive sheet made...
PIB Self-Fusing Electrical Tape KC74
KC74 self amalgamating tape for insulating and moisture sealing of telecommu...

Cold Shrink Cable Accessories 10-36KV
Cotran cold shrink terminations (indoor/outdoor) are precisely designed to m...
Cold Shrink Cable Accessories 1KV
Cotran cold shrink terminations and joints are composed of a series of pre-e...
Heat shrink cable accessories 10-36KV
Cotran heat shrink terminations (indoor/outdoor) are precisely designed to m...
Heat shrink cable accessories 1KV
Cotran heat shrink terminations and joints are composed of a series of pre-e...
Heat Shrinkable Busbar Insulation Tube
Designed for insulation of copper and aluminum busbars- for electrical subst...
Low Voltage Cast Resin Straight Through Joint
COTRAN cast resin joint kits are reliable jointing solutions for intermediat...
Heat Shrinkable Cable Straight Termination Kit Cable Joint(8.7/15kV-26/35kV)
Straight Through Jointing Kit offered provide for suitable insulating and se...
64/110KV YJZGG Dry Insulated Gis Termination For 64/110kv Xlpe Cable
Dry GIS termination has composite structure of stress cone and epoxy sheath,...
64/110KV YJZWGG Pre-Fabricated Dry Outdoor Termination For 64/110kv Xlpe Cable
Pre-fabricated dry termination is integrally composited of stress cone and s...
Shear bolt Connector&Lug
The shear bolt connectors are intended for stranded and solid aluminum and c...

High Temperature Resistance Fireproof Tape KC70
◆ Can be used to splice and terminate cable, to avoid fire ◆ Physical a...
Fire Retardant Tape KC77
KC77 Fire Retardant Tape is a flexible tape with high expansion rate, fire p...
High Temperature Non-solidified Fireproof Mastic KC7000
Thermal expansion, Elastic material, good plasticity, easy to install and op...
Solidified Fireproof Mastic KC8020
KC8020 is a one-component room temperature vulcanized silicone rubber produc...
Metal Composite Fireproof Board KC8000
KC8000 is a metal composite fireproof board with heated expansion property, ...
Heat-absorbing and Fireproof Blanket KC9000
KC9000 heat-absorbing and fireproof blanket is a fireproof product that can ...
Flexible Fireproof and Explosion-proof Blanket KC9001
KC9001 Flexible fireproof and explosion-proof blanket is suitable for the ou...
Anti-condensation Moisture-controlling Tablets KC4000
Excellent hygroscopic performance, hygroscopic capacity can reach more than ...
Fireproof/Waterproof Sealant KC1002
KC1002 is a fireproof, waterproof sealant, specially designed for building a...
Moisture Proof Sealing Material KC3000
KC3000 Moisture proof sealing material is widely used for moisture proof sea...

Viscoelastic Anti-Corrosion Adhesive Tape
The viscoelastic anti-corrosion adhesive tape is an ideal anti-corrosion pro...
PE Anti-Corrosion Adhesive Tape
PE anticorrosive adhesive tape is mainly used in oil and gas transmission; C...
Primer for Anti-Corrosion Tape
The anticorrosive primer and PE anticorrosive tape together constitute the p...
Anticorrosive Coating for Towers
Anticorrosive coating for towers is a two-component, thick-type, one-side po...

Brazing Aluminum Cooling Plate for Electric Vehicle Power Battery
◆High production efficiency ◆Large thermal transfer area ◆Flexible flow chan...
Energy Storage System Cell Water Cooling Plate
◆High production efficiency ◆Large thermal transfer area ◆High per...
New Energy Car Power Battery Water Cooled Sheet
◆High production efficiency ◆Large thermal transfer area ◆High per...
Battery Electric Vehicle Aluminum Alloy Liquid Cooled Plate
◆High production efficiency ◆Large thermal transfer area ◆High per...
New Energy Automobile Brazed Water Cooled Plate
◆High production efficiency ◆Large thermal contact area ◆Uniform and stable ...
Electric Automobile Aluminum Water Cooling Plate
◆High processing efficiency ◆Lower energy consumption ◆Large thermal tr...
Electric Vehicles Battery Pack Water Cold Plate
◆Excellent surface flatness ◆Large thermal transfer area ◆Flexible flow chan...
New Energy Vehicle Battery Pack Liquid Cold Plate
◆Flexible flow channel design ◆Thin thickness to save space ◆Easy processing...
New Energy Automobiles Stamping Liquid Cooling Plate
◆Excellent surface flatness ◆Large thermal transfer area ◆Flexibleflow chann...
Electric Vehicles Power Battery Water Cold Plate
◆Good surface flatness ◆Large thermal transfer area ◆Flexible flow channel&n...

Latest News

Welcome to visit us at Enlit Asia exhibition September 2025

Aug 15, 2025 Welcome to visit us at Enlit Asia exhibition September 2025

We are glad to invite you to visit our booth at the upcoming Enlit Asia exhibition. Cotran will be showcasing our latest products and solutions at Booth 727 during the event, which will take place fro...

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Join Us in The Smarter E South America August 2025

Aug 05, 2025 Join Us in The Smarter E South America August 2025

We are pleased to announce our participation at The Smarter E South America, showcasing firestop products and solutions for power. Visit us at Booth R3.62 from August 26-28, 2025 at Expo Center Norte,...

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1000℃ Burning Test for KC70 Fireproof Tape

Jun 09, 2025 1000℃ Burning Test for KC70 Fireproof Tape

KC70 is a 0.76mm thick, premium grade, fire-retardant, electric arc proofing tape. It has excellent flame-retardant oxygen index, and outstanding self-fusion to protect most types of electrical cables...

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Invitation to Visit COTRAN at SENDI 2025 in Belo Horizonte, Brazil

Apr 23, 2025 Invitation to Visit COTRAN at SENDI 2025 in Belo Horizonte, Brazil

We COTRAN will be exhibiting at SENDI 2025 exhibition in Belo Horizonte, Brazil. We invite you to visit us to find out our new products and solutions. Event Details: Booth: No. 169 Date: May 27th-30th...

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What COTRAN offer for wrap-around straight cable joints?

Mar 05, 2025 What COTRAN offer for wrap-around straight cable joints?

What COTRAN offer for wrap-around straight cable joints? For a straight cable joint, it is import to make it waterproof, insulating and semi-conducting. We have good solutions for these. ◆ KC80 waterp...

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Installation Introduction for Busbar and Terminal Connection

Feb 10, 2025 Installation Introduction for Busbar and Terminal Connection

A good waterseal and insulated solution for busbar and terminal connection. 1. Use cleaning paper to wipe the parts that need waterproof protection, such as busbars and lugs. 2. Wrap spacer tape aroun...

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