Fillers

Classification:

According to Use

We have a complete range of products with more than 50 kinds of aluminum hydroxide and aluminum oxide products, which are widely used in composite materials BMC/SMC, artificial marble, electronic copper cladding boards, refractory materials, flame-retardant materials, wires and cables, insulators, LED lamps, ceramic rolled rods and other industries. Product particle size can be customized according to customer requirements.

Key words:

Fillers

Yidye New Material

+86-13589573654

ziboyideye@gmail.com

Product inquiry

Fillers

Al(OH)₃（ordinary）

CAS NO. 21645-51-2

▎General Properties

Molecular weight

Mohs hardness

Density g/cm³

2.4

Ratio of refraction

1.58

▎Physical and Chemical Properties

Item/Model		HJM-7	HJM-8	HJM-20	HJM-8G	HJM-10G	HJM-10K	HJM-20K
Chemical constituent	Al(OH)₃ [%] ≥	99.5	99.5	99.5	99.5	99.5	99.5	99.5
	Al₂O₃ [%] ≥	64.5	64.5	64.5	64.5	64.5	64.5	64.5
	SiO₂ [%] ≤	0.02	0.02	0.02	0.02	0.02	0.02	0.02
	Fe₂O₃ [%] ≤	0.01	0.01	0.01	0.01	0.01	0.01	0.01
	Na₂O [%] ≤	0.30	0.30	0.30	0.30	0.30	0.30	0.30
	Loss on ignition ≤	35.0	35.0	35.0	35.0	35.0	35.0	35.0
	Attached water ≤	0.3	0.3	0.3	0.3	0.3	0.3	0.3
	+325 mesh 325 mesh≤	0.01	0.01	25	0.01	0.1	0.1	25
	oil absorption ≈	27	26	21	24	24	27	22
Mean particle diameter （D50） µ m≈		7	9	20	8	10	10	20
Whiteness [R457] ≥		95	94	91	97	97	92	87
PH value ≈		9