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12" Precision Auto Lapping/Polishing Machine with Two 4" Work Stations - Unipol-1202

In stock
Item Number: UNIPOL1202
Transported by LTL Freight (Truck)

UNIPOL-1202 machine is equipped with a 12" super flat lapping plate. A high-precision lapping machine for polishing crystal components, semiconductor wafers, and ceramic substrates up to 4" in diameter. It can also be used as a standard grinding and polishing machine for preparing metallographic samples. 


  • AC 208-240V (50/60Hz)
  • (110V version is available with a 750W transformer at an extra cost)
  • 24VDC motor is optional to operate in Ar gas glovebox at the extra cost
Lapping Plates

  • Two 12" diameter flat lapping plates are included with flatness< 0.25 micron/Inch²
    • One is made of cast iron with growing for lapping
    • One is made of Auluminiu for holding polishing pads
  • Two rocking workstations with wafer holders and condition rings, which can be controlled independently for polishing 2 pcs of 4" wafers at the same time
  • Complete accessories are included for immediate use
Precision Rotating Plate Run-off < 5 micron
Heavy Duty Cast Aluminum Case with Bright Painting Color: Black or White
Two Workstations with 8° Rocking and adjustable speed 8" rocking with 0- 9 rocking/minute adjustable
Flat Sample Holders Two Flat Holders: 105 Dia. x 35 T mm,  which can carry  2 samples up to 4" in diameter
Condition Rings Two condition rings: 120 O.D. x 110 I.D. x 32 T mm, which ensures the polished surface flat
Variable Speed of Master Plate with Digital Display 0 ~ 125 rpm
Adjustable Timer for Auto-Stop 0 - 99 hours
Motor 300 W high torque DC motor
700mm L x 550mm W x 350mm H
Weight 154 lbs 
Optional Automatic Slurry Feeder Automatic slurry feeder SKZD-2 is optional, please click the 1st picture to order at an extra cost
The plastic rolling container can take the volume of slurry up to 1.0 Gallon (~3.8L) for a long time polishing.
Please click the left picture to order.
Dimensions of shipment 40" x 30" x 26"
Weight of shipment 245 lbs

Optional Parts
  • CE Certified
Operation Video         

  • One year limited with lifetime support
  • Rusting and damage due to improper storage condition or maintenance are not covered by warranty


No. Description Qty Picture (click to enlarge)
1  Unipol 1202 Polishing Machine 1 unit

2 12" Polyamide Foam Polishing Pad 1 pc
3 12" Poromeric Polishing Pad 1 pc
4 Conditioning Rings 2 pcs
5 Sample Holder 2 pcs
6 12" Cast Iron Plate 1 pc
7 12" Aluminum Plate 1 pc
8 Wax 1 pack
9 Power Cord 1 pc
10 Hex Wrench & Screwdriver 1 set
11 Fuse(10A) 2 pcs
12 Input Tube & Output Tube  1 pair

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1. Prices listed online are valid for the US market and who pay by credit card only. There will be extra charges for shipping & handling. Prices vary from country to country.
2. We may add extra charges for paper orders and NET 30 terms due to extra labor costs.
3. The prices listed are subject to change without notice.