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Retention Konbs BT30/40/50 PULL STUDs

1. Material: 20CrMnTi;
2. Hardness: 54-57 HRC;
3. Carbon depth:＞0.8；
4. Hardness of thread is lower: 35±5 HRC

Model:
BT30-60;BT40-45;BT50-45
Brand:
CHONGDE

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Product Description

Retention Knobs BT30/40/50 Pull Studs

BT PULL STUD (standard MAS 403) mainly using for ChongDe high precision BT30/40/50 tool holders. It includes both coolant thru type and none coolant thru type. For the re, it has 30, 45, 60 and 90 degree these size for choose. The hardness of bar head and thread are different, the lower hardness of pull stud thread to protect the tool holder’s shank thread resisting hit.

Kindly Note: Please make sure the Retention Knob you choose is the right one for your machine. Using wrong Retention Knob can cause damage to your machine.

Features:

1. Material: 20CrMnTi;

2. Hardness: 54-57 HRC;

3. Carbon depth:＞0.8；

4. Hardness of thread is lower: 35±5 HRC, to protect shank thread.

5. Cryogenic treatment and thermal aging treatment can reduce the inner residual stress, improve durability and precision stability.

6. The nickel coating surface of the pull stud has good effects of anti-rust and wear-resisting.

Product Drawing and Size

P205 BT拉钉

Order No.	Model No.	Fig.	L	M	D	S	d1	L1	L2	d2	d3	θ	d4
CD130101.3045000	BT30-θ	Fig1	43	12	16.5	13	11	23	18	7	12.5	45°	-
CD130101.3060000		Fig1	43	12	16.5	13	11	23	18	7	12.5	60°	-
CD130101.309000		Fig1	43	12	16.5	13	11	23	18	7	12.5	90°	-
CD130101.3045025		Fig2	43	12	16.5	13	11	23	18	7	12.5	45°	2.5
CD130101.3060025		Fig2	43	12	16.5	13	11	23	18	7	12.5	60°	2.5
CD130101.3090025		Fig2	43	12	16.5	13	11	23	18	7	12.5	90°	2.5
CD130101.4045000	BT40-θ	Fig1	60	16	23	19	15	35	28	10	17	45°	-
CD130101.4060000		Fig1	60	16	23	19	15	35	28	10	17	60°	-
CD130101.4090000		Fig1	60	16	23	19	15	35	28	10	17	90°	-
CD130101.4045040		Fig2	60	16	23	19	15	35	28	10	17	45°	4
CD130101.4060040		Fig2	60	16	23	19	15	35	28	10	17	60°	4
CD130101.4090040		Fig2	60	16	23	19	15	35	28	10	17	90°	4
CD130101.5045000	BT50-θ	Fig1	85	24	38	30	23	45	35	17	25	45°	-
CD130101.5060000		Fig1	85	24	38	30	23	45	35	17	25	60°	-
CD130101.5090000		Fig1	85	24	38	30	23	45	35	17	25	90°	-
CD130101.5045060		Fig2	85	24	38	30	23	45	35	17	25	45°	6
CD130101.5060060		Fig2	85	24	38	30	23	45	35	17	25	60°	6
CD130101.5090060		Fig2	85	24	38	30	23	45	35	17	25	90°	6