# JC – 100 – JOINTING COMPOUND

Canonical page: https://jadcoaustralasia.com.au/product/jc-interior-20kg/
Publisher: Jadco Australasia
Regional website: Australia

Gypsemna’s JC- 100 Joint compound, is a professional quality vinyl-based factory premixed formulation, designed for embedding drywall tape on gypsum board, spotting fasteners, finishing joints and corner beads for patching plaster walls.

## Overview

Gypsemna JC-100 is a high-performance, ready-mix vinyl-based joint compound designed for finishing gypsum plasterboard systems. Engineered for smooth application and a superior surface finish, it provides excellent workability and consistency across a wide range of drywall applications. Ideal for taping, jointing, and finishing, JC-100 delivers reliable results on site while reducing effort during application.

## Specifications

Standards ASTM C475 / C475M compliant Suitable for finishing levels as per ASTM C840 Material Type Ready-mix vinyl-based joint compound Application Taping, jointing, and finishing of gypsum plasterboards Coverage Approx. 1kg covers 1.6 – 3 m² depending on application thickness Packaging 28 kg bucket Storage Up to 12 months in unopened containers under protected conditions

## Key features

Gypsemna JC-100 offers excellent adhesion, ensuring strong and reliable bonding across gypsum plasterboard joints. Its smooth consistency allows for easy application with reduced tool drag, improving efficiency during finishing works. The low shrinkage formula helps maintain a consistent surface, reducing the need for rework, while the extended open time provides greater flexibility on site. Designed to minimise air bubbles and surface imperfections, it delivers a high-quality, smooth finish suitable for a wide range of drywall applications. The compound is non-toxic and safe for interior use, making it a dependable solution for both residential and commercial projects.

## Enquiries and documents

Use the [product page](https://jadcoaustralasia.com.au/product/jc-interior-20kg/) to enquire or request available technical documents. Document downloads may require contact details.

Contact: admin@jadcoaustralasia.com.au · +61 422 281 003