Gypsum Retarder (alkali resistant type)

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Product name: Gypsum Retarder WN-711 (alkali resistant type) 
Product description
This product is a new type of alkali-resistant protein gypsum retarder.
Specification

Items	Standards
Appearance	Powder, no deterioration and hardening
Rate of water content/%	≤5
color、odor	Light yellow、no odor
Particle size	130-150 mesh
Bulk density	0.40-0.45g/ml
Security	Non-toxic, non-irritating, non-flammable and non-explosive

 

Application
Industrial desulfurization gypsum.

Usage and dosage
0.06-0.08%。
Note:  The above values ​​are recommended values. Due to the different mineral composition of gypsum resources in different regions, the quality of calcination and the storage time, the setting and solidification time of gypsum will be affected by them. When using this product for the first time or changing the type of gypsum, strict trial mixing tests should be carried out to determine the best addition amount.

Product Property
Good retarding effect can be achieved at low dosage
The linear relationship between retarding time and dosage is clear and controllable, and customers can adjust the time according to their needs.
Good adaptability, strong adaptability to all kinds of gypsum.
Little impact on the later strength of gypsum products
Good compatibility with other gypsum additives.
Uniform and stable mixture with good dispersibility.
The production process is stable and reliable, and the product quality is highly stable.

Compatibility
It is compatible with commonly used gypsum additives such as water reducers, defoamers and stabilizers.

Packaging and storage 
25kg double-layer liner packaging, users can specify packaging.
It should be stored in a cool and dry place. It is slightly hygroscopic and needs to be protected from moisture, high temperature and pressure to avoid clumping or caking.
If the product is not completely used up, the packaging must be tightly sealed to prevent the intrusion of moisture from the air.

Expiration date
12 months from the date of production.
If the product exceeds the shelf life, it must be tested and verified before use.