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NTH HYDRAULIC CHUCKS

BLT 2-JAW EXTRA LONG JAW STROKE THROUGH HOLE POWER CHUCK

2-JAW EXTRA LONG JAW STROKE THROUGH HOLE POWER CHUCK

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Brand：NTH

It‵s a crank type 2 jaw power chuck, and extra long jaw stroke.

Matching surfaces of all parts are hardened, ground and lubricated directly

Construction of high rigidity and high clamping accuracy and high rotary speed.

The connecting spec is same as other "Through-hole power chuck", No need change the "Draw tube"



Size unit: mm

Spec/Model Plunger stroke
mm 		Jaw stroke Dia.
mm 		Max chucking Dia.
mm 		Min chucking Dia.
mm

Max.D.B.Pull

kgf 		Max clamping force
kgf
BLT-05 A4 12 18 135 6 10.4(1060) 11.4(1165)
BLT-06 A5 15 24 168 10 15.7(1600) 17.2(1760)
BLT-08 A5 20 32 210 10 22.8(2330) 27(2750)
BLT-08 A6 20 32 210 10 22.8(2330) 27(2750)
BLT-10 A6 25 37.5 254 18 31.8(3240) 37.2(3800)
BLT-10 A8 25 37.5 254 18 31.8(3240) 37.2(3800)
BLT-12 A6 30 45 304 30 43.1(4400) 50(5100)
BLT-12 A8 30 45 304 30 43.1(4400) 50(5100)
BLT-15 A11 35 52 381 50 56.2(5370)

60.6(6180)


Spec/ Model Max RPM Inertia moment
kg*m2 		Weight
kg 		Weight(Ad.)
kg 		Matched cylinders Max.pressure
Mpa(kgf/cm2)
BLT-05 A4 4200 0.018 6.9 7.7 H-1036 1.6(16)
BLT-06 A5 3600 0.016 12.6 14.4 H-1246 1.8(18)
BLT-08 A5 3000 0.167 22 24.9 H-1552 1.7(17)
BLT-08 A6 3000 0.167 22 23.1 H-1552 1.7(17)
BLT-10 A6 2400 0.338 37 44 H-1875 1.8(18)
BLT-10 A8 2400 0.338 37 42.5 H-1875 1.8(18)
BLT-12 A6 2100 0.8 60 65.5 H-2091 1.9(19)
BLT-12 A8 2100 0.8 60 147 H-2091 1.9(19)
BLT-15 A11 1600 2.52 133 140 H-2511 1.7(17)


Spec/Model A B B (Ad.) C(H6) D D1 D2 E E1 F Gmax Gmax(Ad.) Gmin

Gmin(Ad.)

H J
BLT-05 A4 135 65 76 110 82.6 63.51 96 4 15 32 1 16 -11 4 20 12
BLT-06 A5 168 84 97 140 104.8 82.56 116 5 18 42 6.5 24.5 -8.5 9.5 19 20
BLT-08 A5 210 96 118 170 133.4 82.56 104.8 5 27 52 7 34 -13 14 20 30
BLT-08 A6 210 96 114 170 133.4 106.38 150 5 23 52 7 30 -13 10 20 30
BLT-10 A6 254 110 130 220 171.4 106.38 133.4 5 25 70 8 33 -17 8 25 45
BLT-10 A8 254 110 123 220 171.4 139.72 190 5 18 70 8 26 -17 1 25 45
BLT-12 A6 304 127 140 220 171.4 139.72 190 5 18 91 15 33 -15 3 28 50
BLT-12 A8 304 127 177 220 171.4 196.87 171.4 6 33 120 12.5 45.5 -22.5 10.5 39 60
BLT-15 A11 381 150 166 300 235 196.87 260 6 22 120 12.5 34.5 -22.5 -0.5 39 60


 Spec/ Model K max L L1 L1(Ad.) M N P Q max Q min R max R min S T U
BLT-05 A4 M40×1.5 4-M10 15 15 31 62 14 23 13.75 31 22 25 10 3-M6
BLT-06 A5 M55×2 6-M10 15 15 37 73 20 25.75 16.25 39 27 31 12 3-M6
BLT-08 A5 M60×2 6-M12 18 17 38 95 25 28.25 16.25 49.25 33.25 35 14 6-M10
BLT-08 A6 M60×2 6-M12 18 20 38 95 25 28.25 16.25 49.25 33.25 35 14 3-M6
BLT-10 A6 M85×2 6-M16 22 18.5 43 110 30 35.25 17.25 64.25 45.25 40 16 6-M12
BLT-10 A8 M85×2 6-M16 22 24 43 110 30 35.25 17.25 64.25 45.25 40 16 6-M12
BLT-12 A6 M100×2 6-M16 20 17 51 130 30 46.25 19.25 77 54.5 50 21 3-M8
BLT-12 A8 M100×3 6-M16 20 31 51 130 30 46.25 19.25 77 54.5 50 21 6-M16
BLT-15 A11 M130×2 6-M20 33 30 63 165 43 51.25 27.25 94.25 68.25 62 22 3-M10
Subject to technology changes without prior information
 Non-standard requirements can be made

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