7018 ACE/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7018 ACE/P4AL SKF:

d – 35 mm

D – 62 mm

B – 14 mm

d₁ – 43.7 mm

d₂ – 43.7 mm

D₁ – 53.3 mm

K – 0.5 mm

C₁ – 8.4 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 13.6 mm

d_a – min. – 39.6 mm

d_b – min. – 39.6 mm

D_a – max. – 57.4 mm

D_b – max. – 60 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

d_n – 45.3 mm

Basic dynamic load rating – C – 15.6 kN

Basic static load rating – C₀ – 9.5 kN

Fatigue load limit – P_u – 0.4 kN

Limiting speed for grease lubrication – 24000 r/min

Limiting speed for oil lubrication – 36000 mm/min

Ball – D_w – 7.938 mm

Ball – z – 16

G_ref – 1.98 cm3

Calculation factor – f₀ – 9.7

Preload class A – G_A – 60 N

Preload class B – G_B – 120 N

Preload class C – G_C – 240 N

Preload class D – G_D – 480 N

Calculation factor – f – 1.06

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_2D – 1.09

Calculation factor – f_HC – 1

Preload class A – 36 N/micron

Preload class B – 47 N/micron

Preload class C – 64 N/micron

Preload class D – 90 N/micron

Mass bearing – 0.153 kg

BẠN MUA VÒNG BI 7018 ACE/P4AL SKF Ở ĐÂU?

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