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Ultra Precision ER50 High Speed Collet

Model:
ER50-6;ER50-7
Brand:
chongde

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Product Description

Ultra Precision ER50 Collet DIN6499B

ChongDe high precision ER50 collet DIN6499-form B(ER), concentricity is 5 microns or better, crafted from high quality Japanese JIS-SUJ2 material. Through -196℃ Cryogenic treatment and long time thermal aging processing, the stability of the collet is higher. Super slim size can avoid interference. Suitable for boring, milling, drilling, grinding, tapping, caving and reaming processing.

Features:

1. Material: JIS-SUJ2

2. Hardness: 46-50HRC;

3. Precision: ≤0.005mm；

4. End and the cylindrical are grinding for many times, can reach Ra 4.0, has a mirror effect;

5. 16 slot construction for rigid clamping and extra concentricity

6. True inch and metric size.

7. Suitable for boring, milling, drilling, tapping, grinding, carving and reaming processing.

Our advantages

1. Integrated precision : 3μ/5μ;

2. Imported material: JIS-SUJ2

3. Hardness: 46-50HRC

4. Clean appearance and accuracy stable

5. -196℃ long cryogenic treatment and ultra long time thermal aging processing, reducing residual stresses and increasing the hardness and toughness.

Product Drawing and Size

Model No.	dH7	D	D1	D2	L	L1	L2	L3	Collapsible Capacity
ER50	6.0-10.0	50	52	46	60	12.6	8.5	5.5	1
ER50	＞10.0-34.0	50	52	46	60	12.6	8.5	5.5	2

Clamping Range

ER50			ER50
Order No.	Model No.	Range	Order No.	Model No.
CD010201.50060	ER50-6	6-5	CD010201.50064	ER50-1/4
CD010201.50070	ER50-7	7-6	CD010201.50071	ER50-9/32
CD010201.50080	ER50-8	8-7	CD010201.50079	ER50-5/16
CD010201.50090	ER50-9	9-8	CD010201.50087	ER50-11/32
CD010201.50100	ER50-10	10-9	CD010201.50095	ER50-3/8
CD010201.50110	ER50-11	11-9	CD010201.50103	ER50-13/32
CD010201.50120	ER50-12	12-10	CD010201.50111	ER50-7/16
CD010201.50130	ER50-13	13-11	CD010201.50119	ER50-15/32
CD010201.50140	ER50-14	14-12	CD010201.50127	ER50-1/2
CD010201.50150	ER50-15	15-13	CD010201.50135	ER50-17/32
CD010201.50160	ER50-16	16-14	CD010201.50143	ER50-9/16
CD010201.50170	ER50-17	17-15	CD010201.50151	ER50-19/32
CD010201.50180	ER50-18	18-16	CD010201.50159	ER50-5/8
CD010201.50190	ER50-19	19-17	CD010201.50167	ER50-21/32
CD010201.50200	ER50-20	20-18	CD010201.50175	ER50-11/16
CD010201.50210	ER50-21	21-19	CD010201.50183	ER50-23/32
CD010201.50220	ER50-22	22-20	CD010201.50191	ER50-3/4
CD010201.50230	ER50-23	23-21	CD010201.50198	ER50-25/32
CD010201.50240	ER50-24	24-22	CD010201.50206	ER50-13/16
CD010201.50250	ER50-25	25-23	CD010201.50214	ER50-27/32
CD010201.50260	ER50-26	26-24	CD010201.50222	ER50-7/8
CD010201.50270	ER50-27	27-25	CD010201.50231	ER50-29/32
CD010201.50280	ER50-28	28-26	CD010201.50238	ER50-15/16
CD010201.50290	ER50-29	29-27	CD010201.50246	ER50-31/32
CD010201.50300	ER50-30	30-28	CD010201.50254	ER50-1"
CD010201.50310	ER50-31	31-29	CD010201.50262	ER50-1-1/32
CD010201.50320	ER50-32	32-30	CD010201.50258	ER50-1-1/16
CD010201.50330	ER50-33	33-31	CD010201.50278	ER50-1-3/32
CD010201.50340	ER50-34	34-32	CD010201.50286	ER50-1-1/8
			CD010201.50294	ER50-1-5/32
			CD010201.50302	ER50-1-3/16
			CD010201.50309	ER50-1-7/32
			CD010201.50318	ER50-1-1/4
			CD010201.50325	ER50-1-9/32
			CD010201.50333	ER50-1-5/16