Gold Member Since 2012
Audited Supplier
Shandong Rifa Textile Machinery Co., Ltd.

Seamless Machine, Seamless Knitting Machine, Knitting Machine manufacturer / supplier in China, offering Seamless Underwear Knitting Machine (RIFA brand), Terry Rapier Loom (RF50N), Terry Rapier Loom (RFTL60) and so on.

(/ )

Supplier Homepage Product Circular Knitting Machie Seamless Underwear Knitting Machine (RIFA brand)

Seamless Underwear Knitting Machine (RIFA brand)

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Shanghai, China
Production Capacity: 500 Sets/Year
Payment Terms: L/C, T/T

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: RFSM20
  • Knitting Machine Cut: Rfsm20
  • Knitting Style: Flat
  • Needle Style: Groz Brand
  • Computerized: Computerized
  • Condition: New
  • Trademark: RIFA
  • Specification: 2650*3200*3000 mm (L*W*H)
  • HS Code: 8447120000
  • Type: Circular
  • Knitting Product Type: Socks
  • Knitting Method: Single
  • Needle Bar Style: Circular Knitting Machine
  • Certification: CE, ISO9001: 2000
  • Diameters: 12",13",14",15",16",17"
  • Transport Package: Standard Export Wooden Cases Packing
  • Origin: China
Product Description
RFSM Seamless Underwear Knitting Machine

  Possibility to use cotton, wool, filament, spandex and blended yarn to knit various underwear, briefs, bra, sportswear, outwear and etc.

  Possibility to knit plain, jacquard, plaiting, terry and etc. with automatic tying function.

  8 yarn fingers per feed, each yarn finger has multi-position, which can satisfy the need of different structure and multi-color knitting..

  Constant yarn feeder technology could adjust yarn tension automatically to ensure the fabric elasticity keeping identical.

  According to the customer's requirement, stepper motor with conjugate cam could change the fabric's identity to realize the 3D knitting. 

  Intelligent control system could realize the function of texture transformation, identity adjustment, automatic lubrication, finished product output and output statistics. In the meantime, also have the function of automatic detection, yarn broken sensor, fault alarm(abnormal voltage, abnormal oil pressure, abnormal oil level),error display, power off protection(UPS) and etc.
The pattern plate-making is compatible with Santoni system which can be directly leading to JPG, BMP and other formats.

RFSM20 Sketch Map(Dimension Drawing):

RFSM20 Layout Drawing

 Seamless Underwear Knitting Machine (RIFA brand)


RFSM20 Technical Parameters:
ItemTechnical parameter
Needle gauge
-GG 16-28/inch
No. of feeds
-8 for every diameter
Speed factor

Type of actuator

- Two pcs per feed (Two 16-level serial actuators each feed)

Yarn finger mouth

-8 yarn fingers per feed (including 2 yarn fingers for color)

Stitch cam

-One stitch cam per feed, adjustment by independent step motors for each feed


-One trapper each feed(two trappers on feed no.2 and 6 for standard, two trappers on feed no.4 and 8 for optional)

Yarn storage device

-One no. each feed (optional: no.2 each feed)

Constant yarn feeders

-2 pcs per unit(max. up to no.10 )

Yarn sensors

-43 pcs per unit(max. up to no.64)

Main motor power

RFSM20 Environment Requirement:
ItemSpecific requirements



Power supply

-Voltage: 380V; Frequency: 50HZ-60HZ;Voltage fluctuation:less 10%
Compressed air
-Pressure:0.6-0.7Mpa; Flow: 0.05M3/min; Connector tube outer diameter:¢12MM
Compresses air shall be treated with water, dust and oil removal

Absorbed air
-Pressure:-0.8MPa; Flow

Seamless Underwear Knitting Machine (RIFA brand)
Send your message to this supplier
Ms. Lisa Lv
Sales manager
To: Ms. Lisa Lv

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now