A: We pay great attention with the quality of our products and we have many quality certificates: ISO9001, ISO14001, CE European Union certification certificate, ROHS certificate etc.
SFA Series
SFA series
Ball Screw
Ball Screw – End Cap Circulation High-Speed Series Features
- End Cap Circulation Design:Enables high-speed, quiet operation with a high Dm-N value.
- Special Circulation Design:Maintains smooth motion even with high leads.
- Patented Dustproof Design:Provides excellent dust protection.
- Comprehensive Specifications:Available in a wide range of lead sizes and dimensions.
- Zero Backlash & High Rigidity:Ensures precise and stable performance.
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Description
| Circulation type | Model | Characteristic | |
| Single Nut | Double Nuts | ||
| Internal Circulation type | SFK SFU SFI SCI | DFU DFI | •Dedicated diameter of screw takes only little space. •Applicable to those with smaller lead / the outside diameter of the screw |
| External Circulation type | SFV XFV | DFV | •Economy •Applicable to larger lead and diameter. •Applicable for high loading purpose. |
| End-caps Circulation type | SFS SFY | DFS | •Suitable for high speed positioning |
Size Table of SFA Screws
| Model no. | d | l | Da | Dimension | Load Rating | K | ||||||||||
| D | A | E | B | L | W | H | X | Q | n | Ca(kgf) | Ca(kgf) | kgf/μm | ||||
| SFA0802 – 3.8 | 8 | 2 | 1.2 | 14 | 27 | 3 | 5 | 17.5 | 21 | 18 | 4 – Φ3.4 | / | 3.8*1 | 208 | 419 | 13 |
| SFA0802S – 3.8 | 8 | 2.5 | 1.2 | 14 | 27 | 3 | 5 | 20 | 21 | 18 | 4 – Φ3.4 | / | 3.8*1 | 207 | 418 | 13 |
| SFA0805 – 1.8 | 8 | 5 | 1.2 | 14 | 27 | 3 | 5 | 19 | 21 | 18 | 4 – Φ3.4 | / | 1.8*1 | 107 | 195 | 6 |
| SFA1004 – 3.8 | 10 | 4 | 2 | 26 | 46 | 4 | 10 | 30 | 36 | 28 | 4 – Φ4.5 | M6*1 | 3.8*1 | 439 | 827 | 16 |
| SFA1006 – 2.8 | 10 | 6 | 1.588 | 18 | 35 | 5 | 6 | 26 | 27 | 22 | 4 – Φ4.5 | / | 2.8*1 | 247 | 482 | 11 |
| SFA1012 – 1.8 | 10 | 12 | 1.588 | 18 | 35 | 5 | 6 | 32 | 27 | 22 | 4 – Φ4.5 | / | 1.8*1 | 164 | 311 | 7 |
| SFA1205 – 2.8 | 12 | 5 | 2.5 | 24 | 40 | 5 | 10 | 30 | 32 | 30 | 6 – Φ4.5 | M6*1 | 2.8*1 | 487 | 886 | 14 |
| SFA1210 – 2.8 | 12 | 10 | 2.5 | 24 | 40 | 5 | 10 | 42 | 32 | 30 | 6 – Φ4.5 | M6*1 | 2.8*1 | 472 | 865 | 13 |
| SFA1220 – 1.8 | 12 | 20 | 2.5 | 24 | 40 | 5 | 10 | 50 | 32 | 30 | 6 – Φ4.5 | M6*1 | 1.8*1 | 313 | 578 | 8 |
| SFA1605 – 3.8 | 14.8 | 5 | 2.778 | 28 | 48 | 5 | 10 | 31 | 38 | 40 | 6 – Φ5.5 | M6*1 | 3.8*1 | 821 | 1706 | 22 |
| SFA1610 – 2.8 | 14.8 | 10 | 2.778 | 28 | 48 | 5 | 10 | 42 | 38 | 40 | 6 – Φ5.5 | M6*1 | 2.8*1 | 643 | 1311 | 17 |
| SFA1616 – 1.8 | 14.8 | 16 | 2.778 | 28 | 48 | 5 | 10 | 43 | 38 | 40 | 6 – Φ5.5 | M6*1 | 1.8*1 | 423 | 818 | 11 |
| SFA1616 – 2.8 | 14.8 | 16 | 2.778 | 28 | 48 | 5 | 10 | 59 | 38 | 40 | 6 – Φ5.5 | M6*1 | 2.8*1 | 618 | 1272 | 16 |
| SFA1620 – 1.8 | 14.8 | 20 | 2.778 | 28 | 48 | 5 | 10 | 50 | 38 | 40 | 6 – Φ5.5 | M6*1 | 1.8*1 | 424 | 841 | 11 |
| SFA2005 – 3.8 | 20 | 5 | 3.175 | 36 | 58 | 7 | 10 | 33 | 47 | 44 | 6 – Φ6.6 | M6*1 | 3.8*1 | 1135 | 2655 | 29 |
| SFA2010 – 3.8 | 20 | 10 | 3.175 | 36 | 58 | 7 | 10 | 52 | 47 | 44 | 6 – Φ6.6 | M6*1 | 3.8*1 | 1160 | 2765 | 299 |
| SFA2020 – 1.8 | 20 | 20 | 3.175 | 36 | 58 | 7 | 10 | 52 | 47 | 44 | 6 – Φ6.6 | M6*1 | 1.8*1 | 585 | 1268 | 14 |
| SFA2020 – 2.8 | 20 | 20 | 3.175 | 36 | 58 | 7 | 10 | 72 | 47 | 44 | 6 – Φ6.6 | M6*1 | 2.8*1 | 855 | 1972 | 21 |
| SFA2505 – 3.8 | 25 | 5 | 3.175 | 40 | 62 | 7 | 10 | 33 | 51 | 48 | 6 – Φ6.6 | M6*1 | 3.8*1 | 1239 | 3219 | 33 |
| SFA2510 – 3.8 | 25 | 10 | 3.175 | 40 | 62 | 7 | 10 | 52 | 51 | 48 | 6 – Φ6.6 | M6*1 | 3.8*1 | 1263 | 3333 | 35 |
| SFA2520 – 2.8 | 25 | 20 | 3.175 | 40 | 62 | 7 | 12 | 76 | 51 | 48 | 6 – Φ6.6 | M6*1 | 2.8*1 | 943 | 2400 | 25 |
| SFA2525 – 1.8 | 25 | 25 | 3.175 | 40 | 62 | 7 | 12 | 60 | 51 | 48 | 6 – Φ6.6 | M6*1 | 1.8*1 | 647 | 1578 | 16 |
| SFA2525 – 2.8 | 25 | 25 | 3.175 | 40 | 62 | 7 | 12 | 85 | 51 | 48 | 6 – Φ6.6 | M6*1 | 2.8*1 | 947 | 2454 | 25 |
| SFA3205 – 3.8 | 32 | 5 | 3.175 | 50 | 80 | 9 | 12 | 35 | 65 | 62 | 6 – Φ9 | M6*1 | 3.8*1 | 1407 | 4347 | 41 |
| SFA3210 – 3.8 | 32 | 10 | 3.969 | 50 | 80 | 9 | 13 | 53 | 65 | 62 | 6 – Φ9 | M6*1 | 3.8*1 | 1883 | 5234 | 42 |
| SFA3220 – 2.8 | 32 | 20 | 3.969 | 50 | 80 | 9 | 13 | 72 | 65 | 62 | 6 – Φ9 | M6*1 | 2.8*1 | 1459 | 3954 | 32 |
| SFA3232 – 1.8 | 32 | 32 | 3.969 | 50 | 80 | 9 | 13 | 78 | 65 | 62 | 6 – Φ9 | M6*1 | 1.8*1 | 962 | 2471 | 20 |
| SFA3232 – 2.8 | 32 | 32 | 3.969 | 50 | 80 | 9 | 13 | 110 | 65 | 62 | 6 – Φ9 | M6*1 | 2.8*1 | 1406 | 3844 | 31 |
| SFA4005 – 3.8 | 38 | 5 | 3.175 | 63 | 93 | 9 | 15 | 39 | 78 | 70 | 8 – Φ9 | M8*1 | 3.8*1 | 1544 | 5474 | 49 |
| SFA4010 – 3.8 | 38 | 10 | 6.35 | 63 | 93 | 9 | 14 | 57 | 78 | 70 | 8 – Φ9 | M8*1 | 3.8*1 | 3863 | 10046 | 53 |
| SFA4020 – 2.8 | 38 | 20 | 6.35 | 63 | 93 | 9 | 15 | 78 | 78 | 70 | 8 – Φ9 | M8*1 | 2.8*1 | 3815 | 9950 | 52 |
| SFA4040 – 1.8 | 38 | 40 | 6.35 | 63 | 93 | 9 | 15 | 96 | 78 | 70 | 8 – Φ9 | M8*1 | 1.8*1 | 1980 | 4783 | 25 |
| SFA4040 – 2.8 | 38 | 40 | 6.35 | 63 | 93 | 9 | 15 | 136 | 78 | 70 | 8 – Φ9 | M8*1 | 2.8*1 | 2895 | 7441 | 38 |
| SFA5005 – 3.8 | 48 | 5 | 3.175 | 75 | 110 | 10.5 | 15 | 42 | 93 | 85 | 8 – Φ11 | M8*1 | 3.8*1 | 1689 | 6883 | 58 |
| SFA5010 – 3.8 | 48 | 10 | 6.35 | 75 | 110 | 10.5 | 18 | 57 | 93 | 85 | 8 – Φ11 | M8*1 | 3.8*1 | 4314 | 12873 | 63 |
| SFA5020 – 2.8 | 48 | 20 | 6.35 | 75 | 110 | 10.5 | 18 | 98 | 93 | 85 | 8 – Φ11 | M8*1 | 2.8*1 | 4399 | 13333 | 66 |
| SFA5050 – 1.8 | 48 | 50 | 6.35 | 75 | 110 | 10.5 | 18 | 117 | 93 | 85 | 8 – Φ11 | M8*1 | 1.8*1 | 2254 | 6311 | 31 |
| SFA5050 – 2.8 | 48 | 50 | 6.35 | 75 | 110 | 10.5 | 18 | 167 | 93 | 85 | 8 – Φ11 | M8*1 | 2.8*1 | 3296 | 9817 | 47 |
Frequently Asked Questions
A: Yes, sample is available. If you are interested, you can contact us by e-mail ([email protected]) to get more photos and information.
A: Normal order delivery of linear motion products is generally controlled within 1-2 months.
Normal order delivery for linear unit and higher precision products is generally controlled within 7-15 working days.
A: Our cooperating transportation companies include DHL, TNT, UPS, etc. Sea transportation, air transportation and express delivery are all available. If you have a specific carrier, please let us know when you place the order.
A: You can contact us by e-mail ([email protected] ) and we will recommend the most suitable project according to your requirements.
A: T/T in advance.
A: LIMON agent in Asia: Singapore, Japan, India
LIMON agent in Europe: Hungary, Turkey, Israel
LIMON agent in South America: Brazil
A: LIMON do quite well in Europe, Asia and South America, also China is a potential market for us. Now LIMON’s distributors have covered more than 32 country and regions.
A: We are really looking forward to having you as a solid partner of LIMON. Please contact us by e-mail ([email protected] ) , we can start talk and get to know more about each other.
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