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POLISTAR-TUBE Abrasive Star, 2" Dia, 320 Grit

Product information "POLISTAR-TUBE Abrasive Star, 2" Dia, 320 Grit"

Technical information

2" Dia, 320 Grit

Dia. External2 in
Drive typeFlexible shaft drive
Grit320
Max. RPM7650
Pack qty10

POLISTAR-TUBE products are made of multi-layered cross buffs that are riveted together. They are designed for working on the inner surfaces of pipes and pipe bends. Use cross buffs with the suitable flexible shafts 4 PST-T DIN 10/M4 (EDP 94264).

Special features

  • Conforms to contours due to high flexibility.
  • Stainless steel rivets prevent contamination of stainless steel (INOX) workpieces.
  • Achieves very fine surface quality grades of up to 8 ?in (0.2 ?m).

Applications

  • Deburring
  • Step-by-step fine grinding
  • Leveling
  • Structuring (matt finishing, brush matting and satin finishing)
  • Surface work
  • Work on weld seams

Materials that can be worked

  • Steel materials with a hardness > 54 HRC
  • Steels up to 370 HV (< 38 HRC)
  • Aluminum
  • Annealed cast iron
  • Brass
  • Cast steel
  • Copper
  • Grey/nodular cast iron (GG/GJL, GGG/GJS)
  • Hardened, heat-treated steels over 370 HV (38 HRC)

Recommendations for use

  • For the best performance, use with a recommended peripheral speed of 3,000-4,000 SFPM.
  • Select the POLISTAR diameter based on the respective pipe's inner diameter: Dia. 2" for inner pipe dia. 1-3/8" - 1-5/8"
  • Grit size 320 designed for roughness value 0.2-0.3 ?m Ra.

Safety

  • For safety reasons, the maximum permitted rotational speed indicated must never be exceeded.
Pack Qty: 10

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