90% Whiteness Gypsum Powder For Chalk Making - 90% Whiteness Gypsum Powder For Chalk Making

90% Whiteness Gypsum Powder For Chalk Making, 1. Fineness of 120 mesh, 2. Very good for making Chalk - details see: https://www.buildingsupplieshub.com/90-whiteness-gypsum-powder-for-chalk-making-10086180
Place of Origin: China (Mainland)Brand Name: ASModel Number: 90% Whiteness Gypsum Powder For Chalk Making 
90% Whiteness Gypsum Powder For Chalk Making
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90% Whiteness Gypsum Powder For Chalk Making

A) Whiteness is 90% above(2hourse),

the intensity is 2.6mp above,

fineness of 120 mesh,

marked thick 75% or other data,

Initial setting 7 minutes, Final setting for 15 minutes.

B) Whiteness is 85% above,

the intensity is 2.6mp above(2 hourse),,

fineness of 120 mesh,

Initial setting 7 minutes, Final setting for 15 minutes.

Packaging Detail:Nylon bag & plastic bag
Delivery Detail:15days after receiving the deposit

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