Construction Features:
1. Use PA, POM, PC,high-quality engineering plastics
2. Metal core technology
3. High-quality piano springs
4. Light-proof design
5. two level or three level springback type idler,cluth reserved chain installation design
Performance Features:
1. cluth reductinon ratio range from 1:1~1:1.65
2. No-load tension is less than 0.3kg
3. Max load 5kg, usr for roller blinds less thant 8 quare meters.
Clutches application in the roller blind
Clutch Specification
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