Characteristics:          caustic magnesite grade G 75 is very active magnesia powder, which is mainly used in the building industry and in the chemical industry.

		method	typical
Chemical data:	MgO	AA8.2.1.1.*                 [%]	78,0
	CaO	AA8.2.1.3. – RFA*     [%]	6,0
	Fe2O3	AA8.2.1.3. – RFA*     [%]	2,7
	SiO2	AA8.2.1.1.*                 [%]	6,0
	L.O.I.	1050°C/1h                   [%]	7,0
	pH value	DIN ISO 787-9	12,0
Physical data:	bulk density	EN 459-2             [kg/dm3]	0,7 – 0,8
	residue on sieve	EN 14016-2
	200 µm	[%]	2,0
	90 µm	[%]	30
	setting time***	AA8.2.1.5.*	range
	start	[min]	20 – 250
	end	[min]	40 – 280
	***setting times (MgCl2-solution, 20°Bé) are adjusted according to the customer’s requirements

 

^*…… internal test method

 

The data given above is typical values targeted by production and are checked by quality control of our supplier with the help of the mentioned methods. It is still the user’s duty to control the product upon delivery. Our supplier reserves the right to modify the manufacturing process of this product. As presented product is a processed natural mineral, variations in the concentration of accompanying minerals are possible. This edition cancels and replaces all previous editions of this document.