Product Description
Retarder is an additive to prolong the setting time.
The purpose of adding retarder to concrete is to prolong the hydration and hardening time of cement, make the fresh Gypsum remain plastic for a long time, and adjust the setting time of the fresh concrete.
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Item |
Specification |
|
Appearance |
White powder |
|
Water Content (Powder) (%): |
<3 |
|
pH Value (20ºC) (20% Liquid): |
<10-11 |
|
Dosage Recommendation(%): in relation of weight of binder |
powder: 0.05~0.1% ( 1h - setting time for reference ) ( The setting time will be prolonged by dosage increase.but due to setting retarding effect maybe different by different gypsum, it should make testing design for dosage before production application. ) |
Application
*wall plaster
*plaster adhesives
*plaster precast
*gypsum filler
*gypsum mode
*gypsum decorating coating
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