MOTOVARIO
Motovario products are supplied with the following surface treatment features:
Die-cast aluminium alloy cases for gears
Die-cast materials undergo the following surface cleaning operations:
De-burring by means of a mechanically operated shearing system.
Accurate shot-peening.
Painting.
Washing and passivation.
Grey-coloured cast-iron cases for gears
Die-cast materials are always painted.
Painting specifications:
Orange-peel blue epoxy-polyester RAL 5010. Polyester resin based heat-hardening powders, altered with
epoxy resins.
Mechanical properties
Tests carried out onto degreased Unichim white lattens (film thickness: 60 microns) comply with the
following specifications: adherence (ISO2409).
Heat resistance
24 HOURS AT 150°C.
Corrosion strength
ASTM B 117/97 salt fog from 100 to 500 hours depending on the support’s preliminary treatment.
Performance:
Loading capacity in accordance with DIN 3990, ISO 6336, AGMA 2101, ISO 10300, DIN 3991,
ISO 281, DIN 743.
Dynamic efficiency
η
d:
The operating efficiency is the ratio between the output power P2 and the power absorbed by thegear
reducer P1:
η
d=P2/P1.
S-range shaft-mounted reducers have an average value equal to:
S..2 stages = 0,96
S..3 stages = 0,94
S Series
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ATEX
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IEC
TECHNICAL CATALOGUE
2.1 DESIGN FEATURES
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