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roll final polishing
diamond lapping film
roll final polishing

Electrostatic Coated Microfinishing Film Roll for Ultra-Fine Surface Finishing

Electrostatic Coated Film Roll

Concentrated particle size distribution, delivers a high material removal rate and provides more sustained cutting power.
Back base: Polyester film(High tensile strength, excellent surface flatness, oil and water resistant)
Consistent polishing effect, resistant to scratching
The polyester film tape base can be dry or wet ground without shrinking or deforming
The back features a non-slip layer, ensuring it does not easily slide once installed on the device.
High-strength adhesive formula, exhibits excellent heat resistance and chip evacuation capabilities, delivering sustained grinding power.
Abrasive: Alumina, silicon carbide, diamond
Application: Roll manufaturer, Automobile industry(crankshaft/camshaft)
material
crankshaft
camshaft
roll
gear shaft
Diameter [mm]
101.6mm*15mm
101.6mm*45mm
203.2mm*15mm
1380mm*200mm
abrasive
9 μm
15 μm
20 μm
30 μm
45 μm
60 μm
80 μm
100 μm
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Electrical Microfinishing Film is a precision electrostatic coated film roll designed for ultra-fine surface finishing across automotive, roll manufacturing, printing cylinders, and advanced industrial components.

1
Electrostatic-coated abrasive polishing film utilize high-voltage electrostatic forces to embed fine abrasive grains onto the surface of a polyester film substrate, ensuring a uniform and oriented distribution of the abrasives.
2
Suitable for sanding painted surfaces, metals, and plastics across various sectors—including automotive, 3C electronics components, and furniture manufacturing—delivering superior grinding efficiency as well as a bright, refined mirror-finish effect.
3
Available abrasive types include aluminum oxide, silicon carbide, and diamond, designed to meet the processing requirements of workpieces with varying degrees of hardness.
roll polishing

Surface Finishing Challenges We Solve

1. Chatter Marks Caused by Uneven Abrasive Distribution

In crankshaft and camshaft microfinishing processes, inconsistent abrasive distribution often leads to visible chatter marks (surface vibration patterns) on the finished surface.
The electrostatic coating structure of our Microfinishing Film ensures uniform abrasive grain orientation, providing stable and consistent contact during superfinishing operations and effectively reducing chatter marks.

2. Backing Failure Under Coolant Exposure

In wet microfinishing environments, conventional abrasive tapes often suffer from coolant absorption, directly affect production stability and increase downtime.

Electrostatic Coated Film Roll uses a high-strength polymer film backing designed for coolant resistance, ensuring stable mechanical performance under continuous wet processing conditions.

3. Inconsistent Surface Finishing Quality

Electrostatically oriented abrasive structure of the superfinishing abrasive film provides consistent cutting performance across the entire surface, ensuring stable and repeatable finishing results.

4. Limited Process Compatibility in Precision Finishing
Our microfinishing tape is engineered for multi-industry precision finishing, including:

  • automotive crankshaft & camshaft finishing
  • industrial roll manufacturing
  • gravure cylinder polishing
  • rubber roller finishing
  • ceramic and cermet surface processing
crankshaft polishing

Model Overview

Grit/Abrasive Silicon Carbide Aluminium Oxide Diamond
9 μm
12 μm - -
15 μm
20 μm
30 μm -
40 μm
50 μm -
60 μm
80 μm
100 μm - -
125 μm -

Assistance & Information Contact us

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info@moresuperhard.com
+86 17324838957
+86 17324838957

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