Ultra PX belt - oil proof type 　 Major Specifications

Major Specifications

Belt width	Unit mass　kg/m	Initial tension 　N {kgf}
		Recommended value	Maximum value
15	0.070	177 {18.0}	235 {24.0}

Material	Rubber	High strength synthetic rubber (Oil Proof Type)
	Tooth fabric	Nylon with superior wear-resistance
	Cord	High strength glass fiber
Ambient conditions	Oil and water resistant	Can be used in contact with oil and water (including water-soluble coolant).
	Available for the following pulley types	PX Pulley P8M
	Operating Ambient Temperature	0℃～60℃（When in contact with oil）
	RoHS compliant	Compliant
	Electroconductive	None

※Can be used in heat resistant applications. Contact a Tsubaki representative for more information.

Belt length

※ Expand all Collapse all

Circumference480　～　632

Circumference640　～　800

Circumference816　～　920

Circumference936　～　1096

Circumference1120　～　1264

Circumference1280　～　1480

Circumference1520　～　1904

Circumference1960　～　2320

Circumference2400　～　3048

Circumference3200　～　4400

Standard transmission capacity　kW

Small pulley rotation speed r/min	Upper row: Number of teeth of small pulley Lower row: Pitch diameter　mm
	20	22	24	26	28	30	32	34	36	38	40	44	48	50	56	60	64	72
	50.93	56.02	61.12	66.21	71.30	76.39	81.49	86.58	91.67	96.77	101.86	112.05	122.23	127.32	142.60	152.79	162.97	183.35
20	0.11	0.12	0.13	0.14	0.15	0.17	0.18	0.19	0.20	0.21	0.23	0.25	0.28	0.29	0.33	0.36	0.40	0.46
40	0.19	0.21	0.24	0.26	0.28	0.30	0.33	0.36	0.38	0.40	0.42	0.47	0.52	0.55	0.62	0.67	0.73	0.84
60	0.27	0.31	0.34	0.37	0.40	0.44	0.47	0.50	0.53	0.56	0.60	0.67	0.74	0.77	0.89	0.96	1.04	1.20
100	0.43	0.48	0.52	0.57	0.62	0.67	0.71	0.77	0.82	0.88	0.93	1.03	1.14	1.20	1.38	1.50	1.62	1.87
200	0.76	0.84	0.93	1.01	1.10	1.19	1.28	1.37	1.46	1.57	1.69	1.85	2.06	2.16	2.48	2.70	2.93	3.40
300	1.06	1.17	1.29	1.41	1.54	1.66	1.78	1.92	2.05	2.18	2.29	2.59	2.88	3.03	3.48	3.79	4.11	4.79
400	1.32	1.47	1.62	1.78	1.93	2.09	2.25	2.41	2.59	2.75	2.92	3.28	3.65	3.84	4.41	4.81	5.22	6.08
500	1.57	1.75	1.93	2.12	2.30	2.50	2.69	2.89	3.09	3.30	3.50	3.93	4.37	4.60	5.30	5.78	6.29	7.32
600	1.81	2.01	2.22	2.44	2.65	2.88	3.10	3.33	3.57	3.80	4.05	4.54	5.06	5.32	6.14	6.71	7.29	8.51
700	2.04	2.26	2.50	2.75	2.99	3.24	3.50	3.75	4.02	4.29	4.57	5.13	5.72	6.02	6.95	7.59	8.26	9.65
800	2.25	2.51	2.77	3.04	3.31	3.59	3.87	4.17	4.46	4.76	5.07	5.70	6.35	6.69	7.73	8.45	9.20	10.7
900	2.46	2.74	3.03	3.32	3.61	3.92	4.24	4.55	4.88	5.21	5.55	6.25	6.97	7.34	8.48	9.29	10.1	11.8
1000	2.66	2.96	3.28	3.58	3.91	4.24	4.58	4.93	5.28	5.64	6.02	6.78	7.56	7.96	9.22	10.0	10.9	12.8
1100	2.86	3.19	3.52	3.87	4.23	4.59	4.95	5.33	5.71	6.10	6.51	7.32	8.18	8.62	9.99	10.9	11.9	13.9
1200	3.06	3.42	3.78	4.15	4.53	4.92	5.31	5.72	6.13	6.55	6.98	7.87	8.79	9.26	10.7	11.7	12.8	15.0
1300	3.26	3.64	4.02	4.42	4.82	5.24	5.67	6.10	6.54	6.99	7.45	8.40	9.40	9.90	11.4	12.5	13.7	16.1
1400	3.46	3.86	4.27	4.69	5.12	5.57	6.01	6.47	6.95	7.43	7.92	8.94	9.99	10.5	12.2	13.4	14.6	17.1
1450	3.55	3.96	4.39	4.82	5.26	5.72	6.18	6.66	7.15	7.64	8.15	9.20	10.2	10.8	12.5	13.8	15.0	17.6
1500	3.65	4.07	4.51	4.95	5.41	5.87	6.35	6.85	7.35	7.85	8.38	9.46	10.5	11.1	12.9	14.2	15.5	18.2
1600	3.83	4.27	4.73	5.21	5.69	6.18	6.69	7.21	7.74	8.28	8.84	9.98	11.1	11.7	13.6	15.0	16.3	19.2
1750	4.11	4.59	5.08	5.59	6.12	6.64	7.19	7.75	8.32	8.91	9.50	10.7	12.0	12.6	14.7	16.1	17.6	20.8
1800	4.19	4.69	5.20	5.71	6.25	6.79	7.35	7.92	8.52	9.11	9.72	11.0	12.3	12.9	15.1	16.5	18.1	21.3
2000	4.56	5.09	5.65	6.21	6.79	7.39	8.00	8.63	9.28	9.93	10.6	11.9	13.4	14.1	16.5	18.1	19.8	23.3
2400	5.25	5.87	6.51	7.17	7.85	8.54	9.27	10.0	10.7	11.5	12.3	13.9	15.6	16.5	19.2	21.2	23.1	27.3
2800	5.91	6.61	7.34	8.09	8.87	9.66	10.4	11.3	12.1	13.0	13.9	15.8	17.8	18.8	21.9	24.1	26.4	31.3
3000	6.22	6.97	7.75	8.54	9.37	10.2	11.0	11.9	12.8	13.8	14.7	16.7	18.8	19.9	23.3	25.6	28.1	33.3
3600	6.93	7.79	8.66	9.56	10.4	11.4	12.4	13.4	14.5	15.5	16.6	18.9	21.3	22.5	26.4	29.1	31.9	37.9
4000	7.36	8.29	9.20	10.1	11.1	12.2	13.2	14.3	15.4	16.6	17.8	20.2	22.8	24.1	28.3	31.3	34.3	40.8
5000	8.29	9.34	10.4	11.5	12.6	13.8	15.1	16.3	17.6	19.0	20.4	23.2	26.2	27.8	32.7	36.2
6000	9.05	9.05	11.4	12.6	13.9	15.2	16.6	18.0	19.5	21.0	22.6	25.8	29.2	31.0	36.5	40.4

・Avoid using in the gray highlighted range as the belt will have a shorter service life.

・The lower right of the bold outlined cells have a pulley speed greater than 33m/s. Ensure the pulley is well balanced.

Standard Transmission Torque　N・m

Small pulley rotation speed r/min	Upper row: Number of teeth of small pulley Lower row: Pitch diameter　mm
	20	22	24	26	28	30	32	34	36	38	40	44	48	50	56	60	64	72
	50.93	56.02	61.12	66.21	71.30	76.39	81.49	86.58	91.67	96.77	101.86	112.05	122.23	127.32	142.60	152.79	162.97	183.35
20	53.2	58.0	62.9	67.7	72.5	82.2	87.0	91.9	96.7	101	111	120	135	140	159	174	188	217
40	46.1	50.9	58.2	63.0	67.9	72.7	77.6	84.9	89.7	94.6	99.4	111	123	130	147	160	174	201
60	43.7	48.6	53.4	58.3	63.1	69.6	74.5	79.3	84.2	89.1	95.5	106	118	123	140	152	165	191
100	40.9	45.8	49.7	54.5	59.4	64.3	68.2	73.0	77.9	83.7	88.6	98.3	109	114	131	143	154	178
200	36.1	40.0	44.4	48.3	52.7	56.6	61.0	65.4	69.8	74.7	80.6	88.4	98.1	103	118	128	139	162
300	33.6	37.2	41.1	45.0	48.9	52.8	56.7	61.0	65.2	69.4	72.7	82.5	91.6	96.5	110	120	130	152
400	31.6	35.0	38.7	42.4	46.0	49.9	53.6	57.5	61.7	65.6	69.8	78.3	87.2	91.6	105	114	124	145
500	30.0	33.3	36.9	40.4	43.9	47.6	51.4	55.1	59.0	62.9	66.9	75.1	83.5	87.8	101	110	120	139
600	28.8	32.0	35.3	38.8	42.2	45.8	49.4	53.0	56.7	60.5	64.4	72.3	80.4	84.7	97.6	106	115	135
700	27.8	30.9	34.1	37.4	40.8	44.2	47.7	51.2	54.8	58.5	62.3	70.0	78.0	82.0	94.8	103	112	131
800	26.9	30.0	33.0	36.2	39.5	42.8	46.2	49.7	53.2	56.8	60.5	68.0	75.8	79.8	92.2	100	109	128
900	26.1	29.0	32.1	35.2	38.3	41.6	45.0	48.3	51.8	55.3	58.9	66.3	73.9	77.9	90.0	98.5	107	125
1000	25.4	28.2	31.3	34.2	37.4	40.5	43.8	47.1	50.4	53.9	57.4	64.7	72.2	76.0	88.0	96.3	104	122
1100	24.8	27.7	30.6	33.6	36.7	39.8	43.0	46.2	49.5	53.0	56.5	63.6	71.0	74.8	86.7	94.8	103	121
1200	24.4	27.2	30.1	33.0	36.1	39.1	42.3	45.5	48.7	52.1	55.5	62.6	70.0	73.7	85.5	93.6	102	119
1300	23.9	26.7	29.5	32.5	35.4	38.5	41.6	44.8	48.0	51.3	54.7	61.7	69.0	72.7	84.3	92.4	100	118
1400	23.6	26.3	29.1	32.0	34.9	37.9	41.0	44.1	47.4	50.7	54.0	60.9	68.1	71.8	83.4	91.3	99.7	117
1450	23.4	26.1	28.9	31.7	34.7	37.6	40.7	43.8	47.0	50.3	53.6	60.5	67.7	71.4	82.9	90.9	99.2	116
1500	23.2	25.9	28.7	31.5	34.4	37.4	40.4	43.6	46.7	50.0	53.4	60.2	67.3	71.0	82.4	90.4	98.6	116
1600	22.8	25.5	28.2	31.1	34.0	36.9	39.9	43.0	46.2	49.4	52.7	59.5	66.6	70.2	81.6	89.5	97.7	114
1750	22.4	25.0	27.7	30.5	33.4	36.2	39.2	42.3	45.4	48.6	51.8	58.6	65.6	69.2	80.4	88.3	96.5	113
1800	22.2	24.9	27.6	30.3	33.2	36.0	39.0	42.0	45.2	48.3	51.6	58.3	65.3	68.9	80.1	87.9	96.0	113
2000	21.7	24.3	26.9	29.7	32.4	35.3	38.2	41.2	44.3	47.4	50.6	57.2	64.1	67.7	78.8	86.6	94.6	111
2400	20.9	23.3	25.9	28.5	31.2	34.0	36.9	39.8	42.8	45.8	49.0	55.5	62.2	65.7	76.6	84.3	92.2	108
2800	20.1	22.5	25.0	27.6	30.2	32.9	35.7	38.6	41.5	44.5	47.6	54.0	60.7	64.1	74.9	82.5	90.3	106
3000	19.8	22.2	24.7	27.2	29.8	32.5	35.3	38.1	41.0	44.0	47.1	53.4	60.0	63.4	74.2	81.7	89.5	106
3600	18.4	20.6	23.0	25.3	27.8	30.4	33.0	35.7	38.4	41.3	44.2	50.2	56.6	59.8	70.1	77.3	84.8	100
4000	17.6	19.8	22.0	24.3	26.7	29.1	31.7	34.3	36.9	39.7	42.5	48.4	54.5	57.7	67.7	74.7	82.0	97.4
5000	15.8	17.8	19.9	22.0	24.2	26.5	28.8	31.3	33.7	36.3	38.9	44.4	50.2	53.2	62.5	69.1
6000	14.4	14.4	18.1	20.1	22.2	24.3	26.5	28.8	31.1	33.5	36.0	41.1	46.5	49.3	58.2	64.4

・Avoid using in the gray highlighted range as the belt will have a shorter service life.

・The lower right of the bold outlined cells have a pulley speed greater than 33m/s. Ensure the pulley is well balanced.

Available for the following pulley types

Type		Material	Base Model No.	Tooth no. range
AF/A BF/B		Carbon steel	P8M15AF P8M15A P8M15BF P8M15B	20T～120T
		Aluminum	P8M15AF-A P8M15A-A P8M15BF-A P8M15B-A	20T～120T
Fit bore		Carbon steel	P8M15AF-□□TJ P8M15BF-□□TJ	20T～60T
Lock S type		Carbon steel	P8M15AF-S□□ P8M15BF-S□□	20T～72T
		Aluminum	P8M15AF-A-S□□	20T～60T
		Plated	P8M15AF-□□-K	20T～72T