Plastic-grade talc powder

Applied in low, medium and high grade filled plastics such as polypropylene, nylon, and polyvinyl!

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Applied in low, medium and high grade filled plastics such as polypropylene, nylon, and polyvinyl!

Product Categories

Product Keywords

| Detailed Description

Applied in low, medium and high grade filled plastics such as polypropylene, nylon, and polyvinyl!

Physicochemical properties		High-quality product			Class 1 product			Qualified product
Product grade		Plastic	Rubber	Calbe	Plastic	Rubber	Calbe	Plastic	Rubber	Calbe
Whiteness (%)		90.0	90.0	90.0	85.0	85.0	85.0	80.0	80.0	80.0
Fineness: 45 μm pass rate ≥ Fineness 45 μm, Pass rate ≥		99.0	98.0	98.0	98.0	98.0	98.0	98.0	98.0	98.0
Moisture ≤		0.5	0.5		0.5	0.7		0.5	1.0
Silicon dioxide ≥		61.0			58.0			55.0
Magnesia ≥		31.0			29.0			27.0
Ferric oxide ≤		0.5			1.00			1.50
Aluminum sesquioxide ≤		1.00			2.00			3.00
Calcium oxide ≤		0.5			1.5			4.5
Ignition loss (1000℃) ≤		6.00	7.00	6.00	8.00	9.00	8.00	9.00	24.0	10.0
pH			8.0–10.0			8.0–10.0			8.0–10.0
Acid-soluble matter ≤			6.0			15.0			20.0
Acid-soluble iron (calculated as Fe₂O₃)			1.00	0.2		2.00	0.50		3.00	1.0
Soluble copper ≤			0.005			0.005			0.005
Soluble manganese ≤			0.05						0.05
Acid-insoluble matter ≥				90.0			87.0			85.0
Magnet aspiration ≤				0.04			0.07			0.10
Volume density g/cm³	Loose density ≤	0.45			0.55			0.65
Volume density g/cm³	Density ≤	0.90			0.95			1.00