Gypsum plaster is also called POP. It’s white cementation produced by dehydrating mineral gypsum, partially or completely. It’s often added […]
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D&J Chemicals was founded in 2013, the enterprise is located in Jinzhou Economic Development Zone, Hebei Province. It covers an area of more than 27,000 square meters and has an annual yield of 10,000 tons of methyl cellulose.
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Hydroxypropyl Methylcellulose (HPMC) For Gypsum Plasters
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Gypsum plaster is also called POP. It’s white cementation produced by dehydrating mineral gypsum, partially or completely. It’s often added with decelerators or hardeners. Employed with water in a plastic state, it sets and hardens by the chemical reunification of gypsum and water. DJCELLULOSE’s high-quality HPMC products can help your gypsum plaster perform better.
| Recommended Grade | DJ-HP100WP | DJ-HP70WP |
| Appearance | White or off-white powder | White or off-white powder |
| Water Retention Rate(%) | 97%min. | 97%min. |
| Moisture content | ≤5 ％ | ≤5 ％ |
| pH value | 6-7 | 6-7 |
| Viscosity | 140000 mPa.s (NDJ-1, 2% solution, 20℃) | 80000 mPa.s (NDJ-1, 2% solution, 20℃) |
HPMC in Gypsum Plaster – The Perfect Additive
Good Water Retention & Thickening Effect
It is well known that cement reacts with water and cracks form when it dries. Gypsum plaster added HPMC, with water retention and thickening effect. There are no cracks after the surface dries out.
Better Performance, Better Workability
Gypsum plaster does not require as much labour as mortar plaster to complete or achieve a perfect smooth effect finishing. It reduces labour and creates visually appealing rooms at the same time.
Durable And Fire Resistance
Gypsum plaster is light and durable, which means that its use adds very little weight to the building. It ensures the frame is able to cope with natural disasters and maintain its shape over a long time. In addition, gypsum plaster is highly resistant to fire and can hold the fire for up to 3 hours.