Slitting & Rewinding Technical Guides

Practical, field-tested guides for slitting, rewinding and converting lines: how to size, select and maintain air shafts, differential shafts, magnetic powder brakes and clutches, tension controllers and web guiding systems. Written by XW Machinery application engineers for plant engineers and purchasing teams.

Not sure which shaft or brake fits your line? Send us your core size, roll weight and line speed — our engineers reply with a sizing recommendation.

Luchtas voor folieopwik­kelmachines

How to choose an air shaft for film rewinding machines — core grip, lug vs leaf vs strip, torque and slip, balance at speed, differential options, and a practical selection...

Luchtas voor folieopwik­kelmachines

How to choose an air shaft for film rewinding machines — core grip, lug vs leaf vs strip, torque and slip, balance at speed, differential options, and a practical selection...

Oververhitting van magnetisch-poederrem: oorzak...

Magnetic powder brake overheating? See why unwind brakes run hot all roll long, calculate slip power as F x V / 60000, and fix the seven causes we see most.

Oververhitting van magnetisch-poederrem: oorzak...

Magnetic powder brake overheating? See why unwind brakes run hot all roll long, calculate slip power as F x V / 60000, and fix the seven causes we see most.

Hoe onderhoudt u een luchtexpanderende as

Learn how to maintain an air expanding shaft — air quality, bladder and valve care, journals, safe inspection steps, and the triggers that mean repair.

Hoe onderhoudt u een luchtexpanderende as

Learn how to maintain an air expanding shaft — air quality, bladder and valve care, journals, safe inspection steps, and the triggers that mean repair.

Waarvoor wordt een magnetisch-poederrem gebruikt?

A magnetic powder brake holds precise web tension on unwinds, loads test stands and limits torque. See 10 uses by machine, sizing rules and when to skip it.

Waarvoor wordt een magnetisch-poederrem gebruikt?

A magnetic powder brake holds precise web tension on unwinds, loads test stands and limits torque. See 10 uses by machine, sizing rules and when to skip it.

Hoe installeert u een luchtexpanderende as

Step-by-step guide to installing an air expanding shaft: safety checks, chuck mounting, clean air supply, runout alignment, core testing and commissioning.

Hoe installeert u een luchtexpanderende as

Step-by-step guide to installing an air expanding shaft: safety checks, chuck mounting, clean air supply, runout alignment, core testing and commissioning.

Magnetisch-poederkoppeling verliest koppel: oor...

A magnetic powder clutch losing torque? Learn the 10 real causes behind it, a 20-minute diagnostic sequence, and the fixes that restore rated tension.

Magnetisch-poederkoppeling verliest koppel: oor...

A magnetic powder clutch losing torque? Learn the 10 real causes behind it, a 20-minute diagnostic sequence, and the fixes that restore rated tension.

Hoe houdt een luchtas een papier- of filmkern v...

Discover how an air shaft grips paper and film cores through inflatable bladder technology, radial expansion, and friction. Learn component functions and selection tips.

Hoe houdt een luchtas een papier- of filmkern v...

Discover how an air shaft grips paper and film cores through inflatable bladder technology, radial expansion, and friction. Learn component functions and selection tips.

Oververhitting van magnetisch-poederkoppeling: ...

A magnetic powder clutch overheating? Learn the 8 real causes, how to measure slip power in 15 minutes, and the cooling fixes that stop thermal drift.

Oververhitting van magnetisch-poederkoppeling: ...

A magnetic powder clutch overheating? Learn the 8 real causes, how to measure slip power in 15 minutes, and the cooling fixes that stop thermal drift.

Koppelselectiegids voor magnetisch-poederkoppel...

Size magnetic powder clutch torque correctly: tension x radius formula, service factor, slip-power thermal check and a worked rewinder example for converters.

Koppelselectiegids voor magnetisch-poederkoppel...

Size magnetic powder clutch torque correctly: tension x radius formula, service factor, slip-power thermal check and a worked rewinder example for converters.

Hoe werkt een magnetisch-poederkoppeling? | XW ...

See how a magnetic powder clutch works: powder, coil and torque transmission explained, with sizing, slip-heat and duty-cycle tips for winders and rewinders.

Hoe werkt een magnetisch-poederkoppeling? | XW ...

See how a magnetic powder clutch works: powder, coil and torque transmission explained, with sizing, slip-heat and duty-cycle tips for winders and rewinders.

Luchtexpanderende as-componenten en hun functies

Learn the 8 core air expanding shaft components, how each part works, and how the assembly grips and releases a paper or film core.

Luchtexpanderende as-componenten en hun functies

Learn the 8 core air expanding shaft components, how each part works, and how the assembly grips and releases a paper or film core.

Differentiaalas slipt: oorzaken en oplossingen

Differential shaft slipping? Diagnose worn friction rings, low slip torque, contamination, core ID errors and chuck slip — with proven fixes and prevention.

Differentiaalas slipt: oorzaken en oplossingen

Differential shaft slipping? Diagnose worn friction rings, low slip torque, contamination, core ID errors and chuck slip — with proven fixes and prevention.