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Tool holders 580

Precision collet chuck Type ER

Design: JIS B 6339 (MAS-BT), Form AD/B, precision balanced. Made of alloy case-hardened steel, with a core tensile strength of min. approx. 950 N/mm 2 and a hardness depth of min. 0.5 mm. All functional surfaces finely machined and guaranteed quality thanks to double 100 % control. Taper tolerance: AT3. Balancing quality: G2.5 22000 min -1 . Concentricity: < 0.003 mm. Hardened 60 -2 HRC. Application: For clamping tools with cylindrical shank in collets to DIN 6499. Scope of delivery: Collet chuck complete with clamping nut (balanced, with anti-friction coating for increased clamping force). Note: Dimension I 2 specifies the maximum insertion depth for tools.

B JIS 6339 MAS/BT

Form AD/B

≤ 3 µm

l1

l2

3234

3234

Clamping range mm

Clamping range mm

Order No.

BT

Collet

d 1

l 1 BT Collet d 1 l 1

Order No.

mm

mm

mm

mm

Systems

Clamping

4160 4161 4162 4250 4251 4252 4320 4321 4323 4400 4401 4402

0.5–10 0.5–10 0.5–10 1 –16 1 –16 1 –16 1.5–20 1.5–20 1.5–20 2.5–26 2.5–26 2.5–26

77.00 83.00

40 ER16 28 70 40 ER16 28 100 40 ER16 28 160 40 ER25 42 70 40 ER25 42 100 40 ER25 42 160 40 ER32 50 70 40 ER32 50 100 40 ER32 50 160 40 ER40 63 70 40 ER40 63 100 40 ER40 63 160

5160 5161 5162 5250 5251 5252 5320 5321 5322 5400 5401 5402

0.5–10 0.5–10 0.5–10 1 –16 1 –16 1 –16 1.5–20 1.5–20 1.5–20 2.5–26 2.5–26 2.5–26

128.00 145.00 177.00 139.00 145.00 191.00 139.00 145.00 204.00 151.00 157.00 217.00 (W394)

50 ER16 28 70 50 ER16 28 100 50 ER16 28 160 50 ER25 42 70 50 ER25 42 100 50 ER25 42 160 50 ER32 50 70 50 ER32 50 100 50 ER32 50 160 50 ER40 63 80 50 ER40 63 100 50 ER40 63 160

3

107.00

77.00 91.00

137.00

80.00 94.00

139.00

91.00

107.00 151.00 (W394)

Collet chuck Mini type ER

Design: JIS B 6339 (MAS-BT), Form AD/B, made of alloy case- hardened steel, with a core tensile strength of approx. 950 N/mm 2 and a hardness depth of min. 0.5 mm. Taper according to DIN 254. Taper angle: Tolerance AT3. Taper surface roughness: Ra < 0.001 mm. Balancing quality: G6.3 15000 min -1 . Concentricity: < 0.01 mm. Hardened 58 ±2 HRC. Application: To nest tools with cylindrical shank in collets in accordance with DIN 6499 (ER), slim design. Scope of delivery: Collet chuck complete with clamping nut. Note: Suitable clamping nuts are found on Ç 3/103.

B JIS 6339 MAS/BT

Form AD/B

≤ 10 µm

l

1

Order No. Collet l 1 mm 4011 16 82.00 40 ER11 70 4021 16 86.00 40 ER11 100 4031 16 112.50 40 ER11 160 4041 22 82.00 40 ER16 70 4051 22 86.00 40 ER16 100 4061 22 112.50 40 ER16 160 4071 35 82.00 40 ER25 70 4081 35 86.00 40 ER25 100 4091 35 112.50 40 ER25 160 (W364) Order No. d 1 mm 3585 BT Collet l 1 mm 5041 22 129.50 50 ER16 70 5051 22 140.50 50 ER16 100 5061 22 151.50 50 ER16 160 5071 35 129.50 50 ER25 70 5081 35 140.50 50 ER25 100 5091 35 151.50 50 ER25 160 (W364) d 1 mm 3585 BT

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