MK series

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A-MK

A-MK

Alundum "A" is a powder with impurities such as silica and iron oxide removed and contains a small quantity of titanium which makes it suitable for making the hardest abrasive.

Usage

For grinding whetstones, coated abrasives,sand blasts, fireproof material, and filters.

Chemical composition (%)
Ａｌ2Ｏ3 Na2Ｏ
 ＳｉＯ2 Fe2O3
Ａ-ＭＫ 94.5
or more		 1.5～4.0 1.50
or less		 0.50
or less
Bulkiness specific gravity
Degree of grain 8 10 12 14 16 20 24 30 36 46
Representative value 2.01 2.00 2.00 1.97 1.95 1.93 1.91 1.86 1.85 1.81
Degree of grain 54 60 70 80 90 100 120 150 180 220
Representative value 1.75 1.75 1.70 1.69 1.67 1.66 1.65 1.63 1.62 1.62

AV: It is already adjusted for making the vitrified bond whetstone.
A-MK: It is already adjusted for making the resin bond whetstone.

Packaging

20 kg in 3-layer Kraft paper bag / 500 kg in flexible container bag / 1000 kg in flexible container bag

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