Composed of the minute abrasive. We have our pride in producing.
Demand of super finishing stone is now increasing, because it is applied to the rotative or drive members of the internal engines, machine tool precision testing machine, gauge shaft, bearing and others and to improve the performance and life of the machines. Yeonjisa is producing the product, which does saving the cost and processing effect in objective. Especially, recently the CBN super finishing stone, which is developed that, has a good abrasion-proof, so that it contributed to save the cost a lot.
Characteristic & Grain size
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Abrasive
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A, WA, RA, MA, C, GC, SD, CBN
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Grain size
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# 400 ~ # 12000
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Bond
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V : Vitrified
B : Resinoid
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Size
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Rectangle
(mm)
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T
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W
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L
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0.5㎜↑~ 100㎜↓
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100㎜↓
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Precision
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＋0 ~ -0.05㎜
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±0.1㎜
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Reinforcing materials
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S(sulfur), W(wax)
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Harfdness
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RH Θ40 ~ 100
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