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技术参数

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角接触球轴承(机床主轴轴承普通系列)

外形尺寸			型号	rsmin	rsmin	额定载荷a=15°		极限转速		额定载荷a=15°		极限转速
d	D	B	型号	rsmin	rsmin	Cr（Kn）	Cor(Kn)	脂	油	Cr（Kn）	Cor（Kn）	脂	油
8	22	7	708	0.30	0.30	3.80	1.73	75000	120000	3.75	1.66	67000	100000
9	24	7	709	0.30	0.30	5.20	2.40	67000	100000	5.10	2.32	60000	90000
10	19	5	71800	0.30	0.10	1.90	0.98	75000	120000	1.80	0.93	70000	110000
	22	6	71900	0.30	0.30	3.00	1.53	70000	110000	2.90	1.46	63000	95000
	26	8	7000	0.30	0.30	4.25	2.08	60000	90000	4.05	2.00	56000	85000
	30	9	7200	0.60	0.60	5.85	2.90	56000	85000	5.60	2.80	50000	75000
12	21	5	71801	0.30	0.10	2.08	1.18	67000	100000	1.96	1.12	60000	90000
	24	6	71901	0.30	0.30	3.35	1.86	60000	90000	3.20	1.76	56000	85000
	28	8	7001	0.30	0.30	4.75	2.60	56000	85000	4.55	2.50	50000	75000
	32	10	7201	0.60	0.60	7.65	3.90	50000	75000	7.35	3.75	45000	67000
15	24	5	71802	0.30	0.10	2.28	1.50	56000	85000	2.16	1.40	50000	75000
	28	7	71902	0.30	0.30	5.00	2.90	50000	75000	4.80	2.75	48000	70000
	32	9	7002	0.30	0.30	6.20	3.40	48000	70000	6.00	3.25	43000	63000
	35	11	7202	0.60	0.60	9.65	5.00	45000	67000	9.30	4.80	40000	60000
17	26	5	71803	0.30	0.10	2.32	1.60	50000	75000	2.20	1.53	48000	70000
	30	7	71903	0.30	0.30	5.30	3.15	48000	70000	5.00	3.00	43000	63000
	35	10	7003	0.30	0.30	8.65	4.90	43000	63000	8.30	4.75	38000	56000
	40	12	7203	0.60	0.60	10.80	5.85	38000	56000	10.40	5.60	36000	53000
20	32	7	71804	0.30	0.10	3.8	2.65	43000	63000	3.65	2.50	38000	56000
	37	9	71904	0.30	0.30	7.35	4.55	38000	56000	6.95	4.40	36000	53000
	42	12	7004	0.60	0.60	10.40	6.00	36000	53000	10.00	5.70	32000	48000
	47	14	7204	1.00	1.00	14.60	8.15	32000	48000	14.00	7.80	30000	45000
25	37	7	71805	0.30	0.10	4.15	3.20	36000	53000	3.90	3.00	32000	48000
	42	9	71905	0.30	0.30	8.15	5.70	32000	48000	7.80	5.50	30000	45000
	47	12	7005	0.60	0.60	14.60	9.15	30000	45000	13.70	8.65	28000	43000
	52	15	7205	1.00	1.00	15.60	9.30	28000	43000	15.00	9.00	26000	40000
30	42	7	71806	0.30	0.10	4.40	3.65	30000	45000	4.15	3.40	28000	43000
	47	9	71906	0.30	0.30	8.65	6.55	28000	43000	8.15	6.30	26000	40000
	55	13	7006	1.00	1.00	15.00	10.20	26000	40000	14.30	9.80	24000	38000
	62	16	7206	1.00	1.00	23.20	14.60	24000	38000	22.00	14.00	22000	36000