TennisProPaul
Banned
Best Tension Holding Strings Are Below
Nylon, Zyex, & Polyolefin
BRAND / STRING / MATRIAL/ GUAGE/ STIFFNESS RATING/ TENSION LOSS
1. Tecnifibre NRG2 16 Nylon/Polyurethane 1.31 197 8.05
2. Gamma Dura Spin 16 w/Wearguard Nylon 1.37 217 8.95
3. Tecnifibre X-One Biphase 18 Nylon/Polyurethane 1.19 181 8.96
Polyester
BRAND / STRING / MATRIAL/ GUAGE/ STIFFNESS RATING/ TENSION LOSS
1. Gamma Dura Blast 16 Polyester 1.30 303 12.68
2. Babolat Pro Hurricane 16 Polyester 1.31 241 13.61
3. Pacific Poly Force 17 Polyester 1.24 294 13.41
Gut
BRAND / STRING / MATRIAL/ GUAGE/ STIFFNESS RATING/ TENSION LOSS
1. Bow Brand Championship 16 Natural Gut 1.3 111 7.36
2. Grand Slam Gut 17 (uncoated) Natural Gut 1.28 105 7.87
3. Wilson Natural 17 Natural Gut 1.26 103 8.13
Aramid/Kevlar/Technora/Vectran
1. Forten Aramid Composite 16 Kevlar/Nylon 1.28 619 9.55
2. Forten Aramid Gear 16L Kevlar 1.42 610 10.43
3. Forten Aramid Composite 17 Kevlar/Nylon 1.17 597 11.27
from:
http://www.racquetsportsindustry.com/issues/200509/200509stringselector.html
http://tt.tennis-warehouse.com/showthread.php?t=106955
Nylon, Zyex, & Polyolefin
BRAND / STRING / MATRIAL/ GUAGE/ STIFFNESS RATING/ TENSION LOSS
1. Tecnifibre NRG2 16 Nylon/Polyurethane 1.31 197 8.05
2. Gamma Dura Spin 16 w/Wearguard Nylon 1.37 217 8.95
3. Tecnifibre X-One Biphase 18 Nylon/Polyurethane 1.19 181 8.96
Polyester
BRAND / STRING / MATRIAL/ GUAGE/ STIFFNESS RATING/ TENSION LOSS
1. Gamma Dura Blast 16 Polyester 1.30 303 12.68
2. Babolat Pro Hurricane 16 Polyester 1.31 241 13.61
3. Pacific Poly Force 17 Polyester 1.24 294 13.41
Gut
BRAND / STRING / MATRIAL/ GUAGE/ STIFFNESS RATING/ TENSION LOSS
1. Bow Brand Championship 16 Natural Gut 1.3 111 7.36
2. Grand Slam Gut 17 (uncoated) Natural Gut 1.28 105 7.87
3. Wilson Natural 17 Natural Gut 1.26 103 8.13
Aramid/Kevlar/Technora/Vectran
1. Forten Aramid Composite 16 Kevlar/Nylon 1.28 619 9.55
2. Forten Aramid Gear 16L Kevlar 1.42 610 10.43
3. Forten Aramid Composite 17 Kevlar/Nylon 1.17 597 11.27
from:
http://www.racquetsportsindustry.com/issues/200509/200509stringselector.html
http://tt.tennis-warehouse.com/showthread.php?t=106955