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  • 608-2RS seal roller bearing with nylon cage
608-2RS seal roller bearing with nylon cage

608-2RS seal roller bearing with nylon cage

APPLICATION :skate shoes、RO pump、mini-electronic motor、trolleys、plastic welding machines、radial drilling machine ect.
Product advantages:
1. Strong R&D capability and comprehensive product line
2. 34 main production lines and 2 customized production lines
3. Advanced production equipment and laboratory equipment
4. Productivity (daily) 200,000 sets, 180,000 grinding and automatic assembly 165,000.
5. On-time delivery capability, the error is within 3-5 days
6. Multiple cooperation projects with 2 research institutions and university research institutes.

Th product YSK produces are widely used in various fields, please do no hesitate to contact us if any needs of bearings!

Bearing number Bore d  O.D D Width B Chamfer rmin  Load Rating Ball complement Maxronout Speed Weight
mm in mm in mm in mm Dynamic Cr Static Cor No. Size mm Grease r/mm Oil r/mm kg
605 05 0.1969 14 0.5512 05 0.1969 0.2 1.020 0.490 07 2.3810 32000 40000 0.0035
606 06 0.2362 17 0.6693 06 0.2362 0.3 1.130 0.560 08 2.3810 30000 38000 0.0060
607 07 0.2756 19 0.7480 06 0.2362 0.3 2.010 1.050 07 3.5000 28000 36000 0.0080
608 08 0.3150 22 0.8661 07 0.2756 0.3 2.530 1.360 07 3.9690 26000 34000 0.0150
609 09 0.3543 24 0.9449 07 0.2756 0.3 2.570 1.360 07 3.9690 24000 32000 0.0160
6000 10 0.3937 26 1.0236 08 0.3150  0.3 3.520 1.950 07 4.7630 22000 30000 0.0190
6001 12 0.4724 28 1.1024 08 0.3150  0.3 3.930 2.230 08 4.7630 19000 26000 0.0210
6002 15 0.5906 32 1.2598 09 0.3543 0.3 4.300 2.510 09 4.7630 18000 24000 0.0300
6003 17 0.6693 35 1.3780  10 0.3937 0.3 4.620 2.790 10 4.7630 17000 22000 0.0400
6004 20 0.7874 42 1.6535 12 0.4724 0.6 7.220 4.460 09 6.3500 15000 19000 0.0680
6005 25 0.9843 47 1.8504 12 0.4724 0.6 7.740 4.960 10 6.3500 14000 18000 0.0790
6006 30 1.1811 55 2.1645 13 0.5118 1.0 10.18 6.910 11 7.1430 12000 15000 0.1130
6007 35 1.3779 62 2.4409 14 0.5511 1.0 12.47 8.660 11 7.9380 10000 14000 0.1490
6008 40 1.5748 68 2.6772 15 0.5925 1.0 13.10 9.450 12 7.9380 09800 13000 0.1900
6009 45 1.7717 75 2.9528 16 0.6300  1.0 21.00 15.20 08 8.7310 08800 11000 0.2460
6010 50 1.9685 80 3.1496 16 0.6300  1.0 21.80 16.60 13 9.5250 08300 10000 0.2640
6011 55 2.1654 90 3.5433 18 0.7087 1.1 28.30 21.30 12 11.112 07500 09000 0.3840
6012 60 2.3622 95 3.7402 18 0.7087 1.1 29.50 23.20 13 11.112 07000 08300 0.4180
6013 65 2.5590 100 3.9370  18 0.7087 1.1 30.50 25.20 11 10.319 06500 07800 0.4380
6014 70 2.7559 110 4.3307 20 0.7874 1.1 38.00 31.00 13 11.906 06000 07100 0.6070

High-precision equipment guarantees the quality and reliability of product manufacturing

Outer Ring Face Grinding

quality control:
1. height:0um~-120um
2. heigh tparallel difference:≤5um
  • material loading-lift type
  • Incoming grinding
  • height & parallel difference Insepection
  • process diagram

Inner Ring Face Grinding

quality control:
1. height:0um~-120um
2. height parallel difference:≤5um
  • material loading-rotary
  • grinding-chuck type
  • height & parallel difference Insepection
  • processdiagram

Centerless Grinding Of Outer Ring (O.D.)

quality control:
1. O.D. roundness(2~15):≤1.0um
2. O.D. dimension:+10~+15um
3. Ovality:≤5um
4. Onical degree:≤5um
5. Perpendicular difference:≤8um
6. Appearance: no abrasion and black rust
  • material loading
  • material inputing
  • after grinding
  • O.D checking
  • Process diagram
  • outer ring O.D.roundness detection

Centerless Grinding Of Inner Ring (O.D.)

quality control:
1. O.D. roundness (2~15)≤0.8um
2. O.D. dimension:0~+5um
3. Ovality:≤5um
4. Conicity:≤5um
5. Perpendicular difference:≤5um
6. Appearance: no abrasion and black rust
  • material loading -rotary
  • grinding in process
  • after grinding
  • O.D. checking
  • Process diagram
  • Roundness checking

Super Grinding Of O.D.

quality control:
1. O.D. roundness (2~15):≤0.5um
2. Grinding quantity:2um~+5um
  • material loading -rotary
  • super grinding with oilstone
  • after grinding
  • grinding quantity inspection
  • O.D. roundness check

Outer Ring Raceway Grinding

quality control:
1. Raceway roundness:≤1.0um
2. Raceway diameter dimension:0~-15um
3. Raceway position:≤20um
4. Raceway parallel difference:≤6um
5. Raceway curvature:R2.55~R2.57
6. Appearance:No burn marks, no vibration marks, no abrasion
  • Material loading -rotary
  • Outer ring raceway grinder
  • Grinding in process
  • Raceway diameter measuring
  • Raceway R inspection
  • Process diagram
  • Roundness checking

Inner Ring Raceway grinding

quality control:
1. Raceway roundness:≤0.8um
2. Raceway diameter dimension:0~-15um
3. Raceway position:≤20um
4. Raceway parallel difference:≤6um
5. Raceway curvature:R2.45~R2.47
6. Appearance:No burn marks, no vibration marks, no abrasion
  • inner ring raceway grinder
  • grinding in process
  • washing & drying after grinding
  • Raceway R inspection
  • Roundness checking
  • Rocess diagram

Inner Ring I.D.(Bore) Grinding

quality control:
1. I.D.dimension:0~-7um
2. Ovality:≤4um
3. Conicity:≤4um
4. Appearance: no abrasion and black rust
  • Bore grinder
  • Grinding in process
  • Washing & drying after grinding
  • Bore size inspection
  • Process diagram

Inner Ring I.D.(Bore) Grinding

quality control:
1.Inside diameter data setting:-0.5um~-6um
2.Internal diameter calibration frequency: 100pcs/time
  • Automatic inner diameter detector for 100% online inspection
  • During the test, probe is into the bore for measurement

Quality Control Requirements Of Supergrinding Process

quality control:
1. Grinding Tolerance:8um~15um;
2. Ovality:≤0.5um;
3. Apparence: examine under a microscope, the magnified raceway, supergrinding finishing should be clean and clear, no scratch.

Fitting

quality control:
1. Clearance:8um~16um
2. No damage to raceway during measuring;
3. No scratch steel balls;
  • Automatic nested device
  • Measuring raceway diameter (outer ring & inner ring)
  • Radial clearance meter
  • Inserting steel ball
Quality product

Provide high-quality bearing products

The professional China Skate Roller Bearings manufacturers and Skate Roller Bearings factory takes "expanding the national industry and replacing imported bearings" as its mission. With high-quality products, We have won the trust of customers and developed rapidly. The company's own brands include YGA, QIJI and YSK. The company adheres to the concepts of people-oriented, ruled by law, prospering the enterprise by quality, and continuous innovation. It provides excellent talents with a good development platform to fully attract, cultivate and respect talents. The company establishes a scientific management mechanism and builds an excellent management team.
We sincerely welcome people from all walks of life to visit our company and cooperate with integrity!

Contact us

  • Address:

    1# Houheshan Rd, Tianhua Industrial District, Ningbo City, Zhejiang Province, China.

  • Phone:

    +86-(0)574 5898 1713

  • Fax:

    +86-0574-6222 6676

  • Email:

    info@yskbearing.com

If you need it, please contact us!

We have a strong R&D team,and we can develop and produce products according to the drawings or samples the customers offered.