Materiais mais utilizados

Informações gerais e técnicas dos materiais mais utilizados na fabricação de nossos rolamentos.


Detalhes Gerais

Principais dados referente a composição e detalhes técnicos dos rolamentos ZEN.

Material Detalhes Aplicações
Aço cromo 100Cr6
(Nr.1.3505)
Hard wearing
Good stock and
corrosive resistance
Standard
Aço inoxidável AISI 440C
(Nr.1.4125)
Very good corrosive resistance Food industry, Pharmaceutical industry,
Ship building and other corrosive surrounding
Aço inoxidável AISI420
(Nr. 1.4021)
Very good corrosive resistance Food industry, Pharmaceutical industry,
Ship building and other corrosive surrounding
AISI304 Very good corrosive resistance Corrosive surroundings
AISI316 Excellent corrosive resistance Corrosive surroundings
AISI 316L Excellent corrosive resistance Corrosive surroundings
Si3N4 High temperature Insulation
Excellent corrosive resistance
Chemistry, electronic,
food, marine, medical
Zr02 High temperature Insulation
Excellent corrosive resistance
Chemistry, electronic,
food, marine, medical
Al203 High temperature Insulation
Excellent corrosive resistance
Chemistry, electronic,
food, marine, medical

The static and dynamic load rating of AISI 400 C-ball-bearings is approximately 75-80% of the 100 Cr6-ball-bearings

 


Detalhes Técnicos

Principais dados referente a composição e detalhes técnicos dos rolamentos ZEN.

 

Material Hardness Max. Temp. C Si Mn P S Cr Mo Ni
100 Cr6 (Nr. 1.3505) 60-64HRC Max. 150°C 0,5~1,10 0,15~0,35 ≤0,5 ≤0,025 ≤0,025 1,3~1,6 ≤0,08
AISI 440 C (Nr. 1.4125) ≥58HRC Max. 230°C 0,95~1,2 ≤1,1 ≤1,0 ≤0,04 ≤0,03 16,0~18,0 ≤0,75
AISI420(Nr. 1.4021) ≥55HRC Max. 230°C 0.16~0.25 ≤1.00 ≤1.5 ≤0.04 ≤0.03 12,0~14,0
AISI304 15~20HRC 900 ≤0.07 ≤1.00 ≤2.00 ≤0.035 ≤0.030 18,0~208,0 8,0~10,0
AISI316 15~20HRC 900 ≤0.08 ≤1.00 ≤2.00 ≤0.035 ≤0.030 16,0~19,0 1.80-2.50 10,0~14,0
AISI 316L 15~20HRC 450 ≤0.03 ≤1.00 ≤2.00 ≤0.035 ≤0.030 16,0~18,0 2.00-3.00 12,0~15,0

 

Material Hardness Max. Temp Component
Si3N4 75~80HRC 1050 88% Si3N4 / 4% Al2O3 / 4% Y2O3 / 4% other
Zr02 70HRC 750 95% ZrO2 / 5% Y2O3
Al203 80HRC 1750 99.5% Al2O3 / 0.5% others

 


 

Classe de Tolerância – Equivalência

Classe de Tolerância ISO AFBMA
DIN P0 Klasse class 0 ABEC1
DIN P6 Klasse class 6 ABEC3
DIN P5 Klasse class 5 ABEC5
DIN P4 Klasse class 4 ABEC7
DIN P2 Klasse class 2 ABEC9


Propriedades do Plástico

Material HDPE PP POM PA6 PA66 PBT GF30 PVDF PPS PTFE PEEK PI
Long time working temp. (°C) 90 100 110 100 100 120 150 230 260 260 300
Density 0。96 0.91 1.42 1.13 1.14 1.53 1.77 1.35 2.18 1.32 1.35
Tensile strength at yield 25 30 70 85 80 50 75 25 95
Tensile strength at break 35 170 13.5 4.6 116
Ball indentation hardness 50 80 160 170 190 80 190 30
Impact strength (None) 60 50 75
Coefficient of sliding friction 0.29 0.3 0.34 0.38-0.45 0.35-0.42 0.24 0.3 0.08-0.01 0.3-0.38 0.3-0.38
Slide wear 11 4.6 0.23 0.9 21 0.3-0.38
Vicat softening temp. (°C) 130 165 175 220 260 225 172 280 327 343
DSC/Tg ( °C) Heat deflection temp. -95 -18 -60 60 72 60 -18 90 -20 143
HDT/A ( °C) Heat deflection temp. 42-49 65 124 75 100 210 95 110 55 140 368
HDT/B ( °C) Max working temp 70-85 105 170 190 >200 225 140 121 182
Short time (°C) 90 140 150 160 170 200 150 260 260 300 350
Coef. of linear expansion 13-15 17 10 8 8 3.5 13 5 12 5.0 4.9
Dielectric constant at 1Mhz 2.4 2.25 3.7 3.7-7 3.6-5 3.8 8 2.1 3.2-3.3 3.1
Volume resistivity >
Anti-hot water and alkali for washing + + (+) (+) + + + + (+)
Flammability UL94 HB HB HB HB HB HB V0 V0 V0 V0 V0
Anti-weathering + (+)

+ = resistant | (+) = Partly resistant | – = not resistant | none = no breaks

 

 

 

 


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