PVA Elastic Whetstone (Crystal Whetstone)

Product Name

PVA Elastic Whetstone (Crystal Whetstone)

Overview

The elastic effect of the PVA sponge automatically aligns the cutting edges of the abrasive grains, leaving no deep scratches on the object to be polished, making it possible to obtain an extremely uniform and highly accurate finished surface.
The continuous pores of the PVA sponge (average porosity 50-80%, general abrasive 30-50%) suppresses heat generation and clogging during polishing. Grinding materials can be polished. In addition, by changing the properties of the binder, it is possible to optimize it for various uses. Simplifies conventional lapping and buffing work. It shortens the processing time and omits processes.

 

[Applications] HD aluminum substrates, soft metal parts, copper rolls for gravure printing, aluminum rolls, polishing of various painted surfaces, glass, general metals

Crystal Grindstone Product List (for wet grinding)

Application Product name/product No. Count Size Hardness Maximum peripheral speed
Soft metal wrap Crystal whetstone A, LP C#400, C#600, C#800,  C#1000, C#1500, C#2000, C#3000 Applicable to each size of wrapping machine - 13m/SEC
Stone polishing Crystal whetstoneA, SZ C#400, C#600, C#800, C#1000, C#1500 250 x 120 x 50 (square)mm
150 x 50 x 40 (round)mm
etc.
Soft


Hard
13m/SEC
Crystal whetstoneA, HSZ C#400, C#600, C#800, C#1000, C#1500 250 x 120 x 50 (square)mm
150 x 50 x 40 (round)mm
etc.
13m/SEC
Roll polishing Crystal whetstoneR GC#800, GC#1000, GC#1500, GC#2000, GC#3000 250 x 50 x 50 (round)mm
195 x 50 x 50 (round)mm
Soft


Hard
13m/SEC
Crystal whetstoneA, GV C#400, C#600, C#800,  C#1000, C#1500, C#2000, C#3000 250 x 50 x 50 (round)mm
195 x 50 x 50 (round)mm
13m/SEC
Crystal whetstoneD C#400, C#600, C#800, C#1000, C#2000, C#3000 250 x 50 x 50 (round)mm
200 x 75 x 50 (round)mm
195 x 50 x 50 (round)mm
13m/SEC
Painting surface repair Crystal whetstoneA, SZ C#400, C#600, C#800,  C#1000, C#1500, C#2000, C#3000 60 x 30 x 20 (square)mm
etc.
- 13m/SEC
Glass metal polishing Crystal whetstoneB C#400 255 x 25 x 25.4 (round)mm
305 x 30 x 127 (round)mm
etc.
Soft


Hard
21m/SEC
Crystal whetstoneN GC#400, GC#600, GC#800 255 x 25 x 25.4 (round)mm
305 x 30 x 127 (round)mm
etc.
33m/SEC
Crystal whetstoneC GC#500 255 x 25 x 25.4 (round)mm
305 x 30 x 127 (round)mm
etc.
33m/SEC

Round: (OD) x (T) x (ID)mm

For Soft Metal Wrap

Overview

A grinding wheel with a high porosity and continuous antagonistic structure made of silicon carbide abrasive grains, PVA resin, and thermosetting resin. It is used for polishing parts of relatively soft metals (copper, brass, stainless steel, etc.).

Product Name/Variety and Application

Product name/ product No. Application Count
Crystal whetstone A, LP Aluminum Parts for HD C#400 ~ C#3000
Each soft metal part

For Stone Polishing

Overview

It exhibits stable, high-quality polishing performance in the intermediate finishing and polishing processes for various stone materials such as marble, granite, and terrazzo.

Product Name/Variety and Application

Product name/ product No. Applicable material Hardness Count
Crystal whetstone A, SZ Marble Medium C#400~C#1500
Crystal whetstone A, HSZ Granite
Terrazzo
Hard C#400~C#1500

For Roll Polishing

Overview

It exhibits amazing polishing power for rolls of various materials, and can obtain a sharp finished surface.
The grinding accuracy is very high, and it is a whetstone that brings a great advantage in terms of economy.

Product Name/Variety and Application

Product name/ product No. Application Characteristics Hardness Performance Count
Cut Roughness Wear
Crystal whetstone R Plastic roll A unique soft and brittle whetstone that exhibits excellent performance in polishing plastics. Soft Medium Dense High  GC#800~GC#3000
Crystal whetstone A, GV Copper roll for gravure printing In soft metal roll polishing, it exhibits high polishing power and provides an excellent finish. Medium Large Rough Medium  C#400~C#3000
Crystal whetstone D Aluminum roll Long life and excellent finish can be obtained in soft metal roll polishing. Hard Medium Dense Low  C#400~C#3000

For Paint Polishing

Overview

It was created using charcoal, a natural material, as a model. It is elastic and does not clog easily, so it can be used to finish various painted surfaces finely and smoothly, such as painted surfaces and automobile repair surfaces.

Product Name/Variety and Application

Product name/ product No. Applicable material Count
Crystal whetstone A, SZ Polishing of various painted surfaces such as painted surfaces and automobile painted surfaces C#400~C#3000

For Glass and General Metal Polishing

Overview

Classified as a relatively hard whetstone in the crystal whetstone series, it is used for finishing general metals and glass.
Even in continuous polishing, clogging does not occur and an excellent finished surface can be obtained.

Product Name/Variety and Application

Product name/ product No. Applicable material Hardness Count
Crystal whetstone B Glass chamfering, edge removal, etc. Soft C#400
Crystal whetstone N Glass chamfering, edge removal, etc. Hard GC#400~GC#800
Crystal whetstone C Final polishing and deburring of general metals Hard GC#500

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