Vòng bi tang trống d170-180mm SKF Type 2 

Loại

Spherical roller bearings

Cấu tạo vòng bi

Full cover rings

Kiểu con lăn

Spherical roller

Số dãycon lăn

2

Thiết kế vòng bi

Standard, Flangeless inner ring and two stamped steel cages, Guide ring centred on the inner ring

Loại trục sử dụng

Standard, Tapered 1:12, Tapered 1:30

Nắp đậy

Open, Sealed

Kiểu nắp đậy

HNBR contact seals on both sides

Đường kính lỗ trục

170mm, 180mm

Đường kính ngoài

260mm, 280mm, 310mm, 360mm, 250mm, 300mm, 320mm, 380mm

Độ dày vòng bi

67mm, 90mm, 88mm, 109mm, 86mm, 110mm, 120mm, 52mm, 74mm, 100mm, 96mm, 118mm, 112mm, 126mm

Tốc độ quay tham khảo

2200rpm, 1600rpm, 1800rpm, 1200rpm, 1900rpm, 1400rpm, 2600rpm, 2000rpm, 1500rpm, 1700rpm, 1100rpm, 1300rpm

Tốc độ quay giới hạn

2800rpm, 630rpm, 2400rpm, 400rpm, 480rpm, 1800rpm, 360rpm, 2600rpm, 500rpm, 2000rpm, 560rpm, 2200rpm, 380rpm, 430rpm, 1600rpm, 530rpm, 1900rpm, 1700rpm

Tải trọng động

745kN, 746kN, 963kN, 966kN, 1086kN, 1088kN, 1270kN, 1273kN, 1183kN, 1185kN, 1472kN, 1863kN, 519kN, 883kN, 884kN, 1134kN, 1136kN, 1263kN, 1264kN, 1449kN, 1452kN, 1237kN, 1239kN, 1557kN, 2077kN

Tải trọng tĩnh

1060kN, 1080kN, 1460kN, 1500kN, 1860kN, 1930kN, 2160kN, 830kN, 1250kN, 1270kN, 1730kN, 1760kN, 1800kN, 1560kN, 2120kN, 2450kN

Tải trọng mỏi giới hạn

100kN, 137kN, 170kN, 132kN, 134kN, 173kN, 176kN, 76.5kN, 114kN, 156kN, 160kN, 196kN, 140kN, 186kN, 193kN

Phương truyền lực

Combined radial and axial

Kiểu vòng cách

Pressed cage, Outer ring centred

Chất liệu vòng cách

Sheet metal, Sheet steel

Chất liệu con lăn

Steel

Khoảng hở/Tải trọng ban đầu/Cấp dung sai

Clearance CN, Clearance C2, Clearance C3, Clearance C4, Clearance C5, Tolerance class P5, Clearance C2L, Special internal clearance

Chất bôi trơn

Filled 25-45% LGEP 2 grease, Solid oil, Filled 70-100% LGEP 2 grease, Filled 70-100% LGHB 2 grease, Non-lube, Filled to 25-45% with SKF LGWM2 grease, LGHB2 grease

Nhiệt độ hoạt động

120°C or less, -40...150°C, 250°C or less, 300°C or less

Đặc điểm

Annular groove and three lubrication holes in the outer ring, Bearing for vibratory applications, surface-hardened stamped steel cages, Bearing for vibrating applications with PTFE-coated bore, Bearing with grooves on the ends of the outer ring for averting turning in housings, Case-hardened inner ring, Surface-hardened steel, Six lubrication holes in the inner ring, Bearing rings or washers dimensionally stabilized for use at operating temperatures up to +250°C, Case-hardened inner ring with a helical groove in the bore , Bearing rings or washers dimensionally stabilized for use at operating temperatures up to 300°C, Standard fill, Special reduced outside diameter tolerance for outer ring, Manufacturing requirement. Spherical roller bearings for vibrating screens

Đường kính tổng thể

260mm, 280mm, 310mm, 360mm, 250mm, 300mm, 320mm, 380mm

Chiều dài tổng thể

67mm, 90mm, 88mm, 109mm, 86mm, 110mm, 120mm, 52mm, 74mm, 100mm, 96mm, 118mm, 112mm, 126mm

Khối lượng tương đối

7.01kg, 17.5kg, 22kg, 27.5kg, 28.5kg, 37.5kg, 61kg, 7.9kg, 17kg, 23kg, 28kg, 34.5kg, 76.5kg, 29kg, 39.5kg, 86.2kg