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Circular Loom Machine
Created with Pixso. 0–68 Rpm Variable Speed Circular Loom Machine For Cement Packaging Sack Fabric

0–68 Rpm Variable Speed Circular Loom Machine For Cement Packaging Sack Fabric

Brand Name: Cholly
Model Number: SBY-2300X10S
MOQ: 1
Price: Negotiable
Detail Information
Place of Origin:
china
Name:
PP Circular Weaving Loom
Applicable Material:
PP, PE And Synthetic Tape Yarn
Shuttle Quantity:
10 Shuttles
Fold Diameter:
1900–2300 Mm
Output Capacity:
Up To 87 M/h
Operating Speed:
0–68 Rpm, Frequency Controlled
Weft Density:
10–16 Picks/Inch
Maximum Warp Quantity:
2592 Ends
Main Motor Power:
7.5 KW, Frequency Controlled
Yarn Monitoring:
Automatic Stop For Warp Or Weft Abnormalities
Warp Feeding System:
Automatic Warp Let-Off With Tension Adjustment
Application:
Cement Packaging Sack Fabric
Highlight:

68 Rpm large circular weaving loom

,

16 Picks/Inch large circular weaving loom

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10 Picks/Inch circular weaving loom machine

Product Description

0–68 rpm Variable-Speed Circular Loom Machine for Cement Packaging Sack Fabric

Speed Control for Cement Sack Weaving

Cement packaging fabric may require different settings depending on tape-yarn specifications, weft density and tubular fabric width. This Variable-Speed Circular Loom Machine supports frequency-controlled operation from 0 to 68 rpm, allowing the operator to adjust the weaving process for the required sack fabric.

The purpose of variable speed is not to keep the loom at its maximum setting at all times. It allows controlled adjustment during startup, specification changes and continuous production.

Three Operating Stages

Startup inspection

After threading, shuttle installation and lubrication, the operator should use inching mode to check the main shaft, shuttles, winding mechanism and cooling fan. Continuous operation should begin only after the rotation direction and machine condition have been checked.

Continuous weaving

During normal production, speed can be adjusted according to the required cement sack fabric density and surface condition. The loom supports 10–16 picks/inch, so running speed and weft-density settings must be coordinated.

Restart after yarn replacement

After a warp break, weft break or weft-package replacement, the machine should not immediately return to a high speed. The operator should first check yarn positioning, shuttle condition and warp tension.

Relationship Between Speed and Fabric Settings

Adjustment Production condition to observe
Operating speed Shuttle movement, vibration and abnormal noise
Weft density Number of picks per unit length
Warp tension Tension balance on both sides
Tape-yarn specification Linear density and elongation consistency
Fold diameter Tubular width required by the cutting plan
Winding speed Coordination with woven fabric output
Lubrication Continuous lubrication of the cam, slider and shuttles

Increasing speed without checking fabric density, warp tension and winding conditions may affect fabric dimensions or increase production interruptions.

Application

The machine is mainly used to weave PP or PE tape yarn into continuous tubular fabric for cement packaging sacks. It supports the weaving and winding stages in cement sack material production. The woven fabric must subsequently undergo coating, printing, cutting, valve construction or sewing according to the finished sack design. Fine-powder containment, moisture protection and valve-filling requirements depend on downstream coating and bag-converting processes rather than loom speed alone.

Technical Specifications

Specification Machine configuration
Model SBY-2300X10S
Machine type Plastic Circular Weaving Loom
Applicable material PP, PE and synthetic tape yarn
Operating speed 0–68 rpm
Speed control Frequency conversion
Maximum output Up to 87 m/h
Weft density 10–16 picks/inch
Fold diameter 1900–2300 mm
Maximum warp quantity 2592 ends
Maximum weft package diameter Ø105 mm
Main motor power 7.5 kW
Warp feedingAnd accepted? No. Automatic warp let-off  
Warp monitoring Stop for broken or loose warp
Weft monitoring Stop for broken or exhausted weft
Main application Tubular fabric for cement packaging sacks

Operator Speed-Setting Checklist

  • Confirm the PP or PE tape-yarn specification;
  • Set the required weft density;
  • Check the shuttles and winding mechanism in inching mode;
  • Verify balanced warp tension;
  • Check lubrication of the cam, slider and shuttles;
  • Increase speed gradually while inspecting the fabric;
  • Recheck the machine after yarn replacement or stoppage;
  • Record speed, density and acceptable fabric output.

FAQ

Must the machine always operate at 68 rpm?

No. The operating speed should be selected according to tape quality, weft density, fold diameter and machine condition.

Does changing speed affect the sack fabric specification?

Speed changes must be coordinated with weft-density and winding controls. Acceptance should be based on the finished fabric specification.

Can the loom produce complete cement sacks?

No. It produces tubular woven fabric. Coating, printing, cutting and sewing require downstream equipment.

Does 68 rpm always produce 87 m/h?

Not necessarily. Output also depends on fabric density, width, tape-yarn condition, replacement time and production stoppages.