7020 ACD/HCP4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7020 ACD/HCP4AL SKF:

d – 85 mm

D – 130 mm

B – 22 mm

d₁ – 100.83 mm

d₂ – 98 mm

D₁ – 114.12 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 36.3 mm

d_a – min. – 91 mm

d_b – min. – 91 mm

D_a – max. – 124 mm

D_b – max. – 125.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 103.5 mm

Basic dynamic load rating – C – 32.5 kN

Basic static load rating – C₀ – 28 kN

Fatigue load limit – P_u – 1.1 kN

Limiting speed for grease lubrication – 15000 r/min

Limiting speed for oil lubrication – 23000 mm/min

Ball – D_w – 11.112 mm

Ball – z – 26

G_ref – 12 cm3

Calculation factor – e – 0.68

Calculation factor – Y₂ – 0.87

Calculation factor – Y₀ – 0.38

Calculation factor – X₂ – 0.41

Calculation factor – Y₁ – 0.92

Calculation factor – Y₂ – 1.41

Calculation factor – Y₀ – 0.76

Calculation factor – X₂ – 0.67

Preload class A – G_A – 290 N

Preload class B – G_B – 890 N

Preload class C – G_C – 1780 N

Calculation factor – f – 1.11

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.06

Calculation factor – f_HC – 1.01

Preload class A – 206 N/micron

Preload class B – 312 N/micron

Preload class C – 410 N/micron

Mass bearing – 0.809 kg

BẠN MUA VÒNG BI 7020 ACD/HCP4AL SKF Ở ĐÂU?

• Địa chỉ: 19/4B TCH 25, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
• Hotline: 0902 698 990
• Email: info@sieuthivongbi.com