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chang'eng Angular Contact QujmeH moQ bearing qul naQmey universal

chang'eng Angular Contact QujmeH moQ bearing qul naQmey universal

7000DB-7022DB, 7024DB, 7026DB, 7028DB. 7040DB; 7200DBD. 7240BDB, 7300DBD. 7340BDB; 7905DB. 7960DB

1. precision

Dev bang law' law' lifetime. ghaH especially applications DeSDu' max Sov wIHutlh spindle bearing precision. speed. manufactured hth jen precision bearings precision Segh 4, calss 2 Segh 5 (p4, p2 'ej p5) 'ej ben abec 7, abec 9 'ej abec 5 law'.

le' applications, e.g. vacuum pumps, gyroscopes law' law' 'aD engineering 'ej optical pat, bearings internal tolerance Segh hg (jen precision) je woDDI' (ultra precision) manufactures hth. apart from requirements mentioned, Saturjaj selection criteria Sev tolerance Segh. QIj SabtaHbogh motlh Sar relationship below.

GB GHAP T30794

ISO

DIN

AFBMA

[TAH

4 Segh

P4

ABEC7

B

Segh 2

P2

ABEC 9

D

Segh 5

P5

ABEC5

2. contact tajvaj

Dumerbe' tajvaj contact pong 'ach not naQ lutDaj tlhegh tu'lu'be' DuqIppu'chugh lang QujmeH moQ je raceways contact plane perpendicular bearing axis. Daqvo' externally apply loads vo' chuStaHvIS wa' latlh along Hechmo'.

chut lulajpu'bogh tajvaj contact vaj bearing choH 'ej during speed, external raD je difference pa' Hat DuqIppu'chugh inner outer Qeb yo'SeH.

contact tajvaj ghur

wej nup speed vuS

b. radial rigidity nup

c. axial rigidity ghur

spindle bearings 15 °, 25 °, 30 ° 'ej 40 ° contact tajvaj manufactures hth. latlh contact tajvaj lupoQ request.

3. Hap 'u'

materialis factor HeghDI' bearings nIv hardness 'ej anti-corrosion pagh tuj-resistance DuHIvDI' poQ applications chong selection. vaj Hap 'u' Hol reH wutlh maH.

chrome yoDSutlIj naQ:

specDeghchemical Composition (wt vatlhvI')
[TAHsimnPScrmo
JISSUJ20.95~1.100.15~0.350.50 MAX0.025 MAX0.025 MAX1.30~1.60-
ASTM GHAP AISI GHAP SAEE521000.98~1.100.15~0.350.25~0.450.025 MAX0.025 MAX1.30~1.60-
GBgcr150.95~1.050.15~0.350.20~0.400.027 MAX0.020 MAX1.30~1.65-

4. lubrication


5. chay' hth vay' tuj treatment bearings

preheat samples DeSDu' 843 [taH (1550 f) sybron thermolyne 30400 furnace 'ej austenitizing samples lo' neH keith furnace DeSDu' 843-1215 [taH (1550-2220_f); Hat consisted heat-treatments SIbI' tlha' pong warm high-speed oil merlu'taH DeSDu' 48.9 [taH (120 f). Qu' pre-heating prior to austenitizing samples Hat ramp je thermal yay' bot.

qeng wa' tuj treatment per yoDSutlIj naQ cryogenic merlu'taH DeSDu'-48.9 [taH (-120_f) SIbI' qaSpu'DI' oil marten Daq formation ghur merlu'taH. qaSmoHlu' cryogenic merlu'taH pong QaD chuch submerging vaj ethanol.

: HoSnIS mIw Qav, DeSDu' Hat ranging vo' 135 537 [taH (275-1000_f) qach 'oH.

maHvaD DubelmoHchugh contact latlh De':tang@fycbearings.com

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