Grinding and Lapping

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The grinding and lapping department is a peculiarity of the company. The machinery park is composed by three CNC surface grinding, one CNC grinder with rotary table and one lapping machine that permit to reach high levels of roughness and planarity. In addition to this, Fratelli Magro performs round grinding using one CNC machine for exterior and interior and one lapping machine for the holes.

This processing is carried out by the following categories of machinery:

screw screw

Surface grinding

Features:

  • Surface grinding machine up to 3000x1000x1000mm with rounding table Ø800
  • Surface grinding machine with rounding table up to Ø1400 and h = 600mm

Machinery:

  • Surface grinding ROSA GOLD 30.10
  • Surface grinding ROSA IRON 12.6
  • Surface grinding ROSA STEEL 13.7
  • Surface grinding with rotary table FAVRETTO MR – 100
  • Surface grinding ROSA IRON 11.6
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Lapping

Features:

  • Lapping for surfaces with Ø1500 table
  • Honing machine

Machinery:

  • Basic honing machine SUNNEN MBB - 1660
  • Lapping ASTEC LAM PLAN MM 8150 S
screw screw

Cylindrical grinder

Features:

  • For external and internal round, up to Ø350 and l = 1500mm

Machinery:

  • Cylindrical grinder TACCHELLA ELEKTRA - evo 1523