Granite Surface Plate

Granite surface plates are made out of superior quality genuine granite under constant guidance and supervision of our experts.These plates are in high demand in the field of engineering of mechanical,automobile for precision gauging ,layout inspection, and marking purposes.They are available in weights of 156kg, 338kg, 2312kg, thickness of 130mm, 150mm, 200mm, 300mm.It is ground finished and the surface contains T-slots,dovetail-shaped slots,holes and so on.

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Detailed Description for Granite Surface Plate

Granite Surface Plate are designed by utilizing superior quality granite under the guidance of our experts in line with the predefined industry standards. The offered plates are demanded in engineering, mechanical and automobile industry for precision gauging, layout inspection and marking purposes. These Granite Surface Plates are offered in several dimensions to our valuables customers at an affordable price.

SALIENT FEATURES:

1. Made from close grained granite having uniform colour & texture with a hardness  between 5.6 to 7 on Moh's scale    sound and free from flaws fissures and large inclusions of softer minerals.

2. Made generally as per IS-7327-2003. Also available on request confirming to DIN-876-1972, BS-817-1988, JIS-B-   7513 and US Federal Specification GGG-P-463-C.

3. Metallic threaded inserts , Metallic T-slots , Plates with two or four ledges also can be supplied regarding specific request at extra cost. 

4. Rexine cover provided for top working surface with each surface plate. 

5. MS Fabricated Stand / Cupboard type / Cast Iron individual Column type Stand / Granite special Stand alongside Vibration Isolation Plates with leveling screws are available on request at extra cost. 

 

APPLICATIONS:

Granite surface are used for precision guaging , inspection , layout and marking purposes . they are preferred by precision tools rooms , Engineering industries and Research laboratories

 

ADVANTAGES:

1. No rust , No corrosion 

2. Relatively wrap free

3. No compensation hump when nicked

4. Longer wear 

5. Smoother action 

6. Greater precision 

7. Non magnetic 

8. Long care after commissioning 

9. Lower co-efficient of thermal expansion and non glaring surface 

 

Standard Sizes And Tolerance Of Flatness

 Flatness tolerance of various Grades (microns)
 Flatness tolerance of various Grades (microns)  Flatness tolerance of various Grades (microns)  Flatness tolerance of various Grades (microns)
 (L*B)  Grade-0  Grade-1  Grade-2  Grade-3
 160*100  3.0  6.0  12.0  25.0
 250*160  3.5  7.0  14.0  27.0
 250*250  3.5  7.0  15.0  30.0
 400*250  4.0  8.0  16.0  32.0
 400*400  4.5  9.0  17.0  34.0
 630*400  5.0  10.0  20.0  39.0
 630*630  5.0  10.0  21.0  42.0
 1000*630  6.0  12.0  24.0  49.0
 1000*1000  7.0  14.0  28.0  56.0
 1600*1000  8.0  16.0  33.0  66.0
 2000*1000  10.0  19.0  38.0  76.0
 2500*1600  11.5  23.0  46.0  92.0

 

 

Non Standard And Large Sizes 

 
 
 500*500  600*450  600*600
 750*500  750*600  800*600
 900*600  1000*500  1000*600
 1000*750  1200*800  1200*900
 1200*1200  1500*750  1500*1000
 1500*1200  1500*1500  1800*1200
 2000*1250  2000*1500  2000*2000
 2400*1200  2500*1000  2500*1500
 2500*1600  2500*2000  3000*1000
 3000*1250  3000*1500  3000*1000 
 3000*2500  3000*3000 4000*1000 
 4000*1500  4000*2000  4000*2500
 4000*3000  5000*1000  5000*2000
 6000*1000  6000*1500  6000*2000

 

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