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Waterproof Mastic (Waterproof) KCJN-806

Waterproof Mastic KCJN-806 is a premium self-fusing mastic with strong adhesion and excellent compatibility with cables and irregular surfaces. KCJN-806 offers a quick and simple application while ensuring superior waterproof performance.

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Application Scenarios

Appropriate for electrical insulation and waterproof sealing of cable joints up to 1 kV. Provides moisture protection for telecom base station joints, antennas, and feeder cables.

Product Performance Table


Available ModelKCJN-806

Dimensions 

(T x W x L)

3.0 mm x 63 mm x 600 mm

(0.118" x 2.480" x 1.969')

Base MaterialIIR
Dielectric Breakdown Strength15.9 kV/mm
Volume Resistivity3.5×1014 Ω·cm
Elongation at Break1,000%

Drip Point Temperature 

(130°C/266°F × 24 h)

No dripping

Low Temperature Resistance 

(-40°C/-40°F x 168 h)

No cracking

Ozone Aging Resistance 

(50 ± 5 ppm, 40°C/104F x 70 h)

No cracking

Peel Strength

64 N/50 mm


(Typical Values)

*Dimensions are customizable upon request.

Installation Guide

To apply Waterproof Mastic KCJN-806, remove the liner and wrap KCJN-806 around the target area, or embed the mastic directly into areas that require filling, insulation, sealing, and waterproof protection.

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  • Contact Us

    Email: info@sinokc.com

    Telephone: (+86)-0510-83109661

  • Our Location

    Address: Building No.1, No.8 Jinshansizhi Rd., Jinshanbei Science & Technology Park, Wuxi, Jiangsu, 214037, China

Technical Note

All statements, technical information, recommendations, and usage related to Wuxi Kuncheng New Material Technology Co., Ltd. are based on reliable information, but accuracy or completeness is not guaranteed. The data and information in this website may not be relevant to all product users.It is the user's responsibility to determine the suitability of the product for its intended application, and the user assumes all risks, injuries, death, and liability associated with such use. Wuxi Kuncheng New Material Technology Co., Ltd. expressly disclaims all express or implied warranties, including merchantability and fitness for a particular purpose to the fullest extent permitted by law and does not accept responsibility or liability, whether direct, indirect, or consequential, arising from use of the product or reliance on this website.