miropowder product performance introduction

Calcite powder

White powder, insoluble in water, dissolvable in acid. It is of CaCO₃ high purity, stable structure, even quality, and widely used in dope, paint, plastic, rubber, pottery and porcelain, paper making, and etc as the filling materials.

Specification (fineness)	throughput rate (%)	Main technical index (%)
		whiteness	CaO	MgO	Fe2O3	moisture	ignition loss
325 mesh	97	89	55	0.2	0.2	0.3	42.17
400mesh	98	90	55	0.2	0.2	0.3	42.17
500mesh	98	92	55	0.2	0.2	0.3	42.17
600mesh	98	92	55	0.2	0.2	0.3	42.17

Superfine active calcium carbonate

White powder, insoluble in water, dissolvable in colophony and other high polymer. It is of good fluidness, brightness, even distribution and high filling. It is widely used in plastic, rubber and other chemical products as a good filling materials.

Grammite powder:

White powder, insoluble in water, dissolvable in acid. It is of CaCO₃ high purity, stable structure, even quality, and widely used in dope, paint, plastic, rubber, pottery and porcelain, paper making, and etc as the filling materials.

Specification (fineness )	throughput rate (%)	Main technical index (%)
		whiteness	SiO2	CaO	Fe2O3	moisture	ignition loss
200mesh	96	85	49	42	0.2	0.3	3
325mesh	97	88	49	42	0.2	0.3	3
400mesh	98	90	49	42	0.2	0.3	3
500mesh	98	91	50	42	0.2	0.3	3
600mesh	98	92	50	42	0.2	0.3	3

Magcogel

It is sage green or grey powder, of soapy feeling and appeared as the mash with water. It is widely used in dope, foundry, oil chemical, dyeing, paper making, metallurgy and so on as sorbent, adhesion agent and bulking agent.

Light calcium powder

White powder, insoluble in water, dissolvable in acid, widely used in building dope as fillings.

Specification (fineness )	throughput rate (%)	whiteness	CaO	envelop rate (g/m2)
200mesh	98	90	85	300
325mesh	98	91	88	284

Heavy calcium carbonate

White or light yellow powder, insoluble in water, dissolvable in acid, widely used in plastic products, pottery and porcelain, food and etc as fillings.

Specification (fineness )	Main technical index (%)
	Fineness(mesh)	whiteness	CaO	MgO	Fe2O3	moisture	ignition loss
	250	80	54	0.3	0.6	0.3	40-42
	325	85	54	0.3	0.6	0.3	40-42
	400	88	54	0.3	0.6	0.3	40-42

Light calcium carbonate

White or light yellow powder, insoluble in water, dissolvable in acid, widely used in plastic products, rubber, paint paper making and etc as fillings.

French chalk

It is sage green or grey powder, of soapy feeling and appeared as the mash with water. It is widely used in dope, rubber, medicine, dyeing, paper making and so on as fillings.

Specification (fineness )	throughput rate (%)	Main technical index (%)
		Whiteness	SiO2	MgO	Al2O3	moisture
325mesh	98	89	56	28	1.2	0.3
400mesh	98	90	56	28	1.2	0.3
600mesh	98	90	56	28	1.2	0.3

Dolomite powder

White powder, insoluble in water, dissolvable in acid, widely used in dope, plastic, cement, glass and so on as the fillings.

Specification (fineness )	throughput rate (%)	Main technical index (%)
		Whiteness	CaO	MgO	Fe2O3	moisture	ignition loss
325mesh	97	90	29	20	0.3	0.3	46.5
400mesh	98	91	29	20	0.3	0.3	46.5
600mesh	98	92	29	20	0.3	0.3	46.5