Ultra PX belt - oil proof type 　 Major Specifications

Major Specifications

Belt width	Unit mass　kg/m	Initial tension 　N {kgf}
		Recommended value	Maximum value
40	0.187	530 {54.0}	690 {70.4}

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　 (Multiplied by the 3.06 coefficient of width)

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	0.33	0.36	0.39	0.42	0.45	0.52	0.55	0.58	0.61	0.64	0.70	0.76	0.85	0.88	1.00	1.10	1.22	1.40
40	0.58	0.64	0.73	0.79	0.85	0.91	1.00	1.10	1.16	1.22	1.28	1.43	1.59	1.68	1.89	2.05	2.23	2.57
60	0.82	0.94	1.04	1.13	1.22	1.34	1.43	1.53	1.62	1.71	1.83	2.05	2.26	2.35	2.72	2.93	3.18	3.67
100	1.31	1.46	1.59	1.74	1.89	2.05	2.17	2.35	2.50	2.69	2.84	3.15	3.48	3.67	4.22	4.59	4.95	5.72
200	2.32	2.57	2.84	3.09	3.36	3.64	3.91	4.19	4.46	4.80	5.17	5.66	6.30	6.60	7.58	8.26	8.96	10.4
300	3.24	3.58	3.94	4.31	4.71	5.07	5.44	5.87	6.27	6.67	7.00	7.92	8.81	9.27	10.6	11.5	12.5	14.6
400	4.03	4.49	4.95	5.44	5.90	6.39	6.88	7.37	7.92	8.41	8.93	10.0	11.1	11.7	13.4	14.7	15.9	18.6
500	4.80	5.35	5.90	6.48	7.03	7.65	8.23	8.84	9.45	10.0	10.7	12.0	13.3	14.0	16.2	17.6	19.2	22.3
600	5.53	6.15	6.79	7.46	8.10	8.81	9.48	10.1	10.9	11.6	12.3	13.8	15.4	16.2	18.7	20.5	22.3	26.0
700	6.24	6.91	7.65	8.41	9.14	9.91	10.7	11.4	12.3	13.1	13.9	15.6	17.5	18.4	21.2	23.2	25.2	29.5
800	6.88	7.68	8.47	9.30	10.1	10.9	11.8	12.7	13.6	14.5	15.5	17.4	19.4	20.4	23.6	25.8	28.1	32.8
900	7.52	8.38	9.27	10.1	11.0	11.9	12.9	13.9	14.9	15.9	16.9	19.1	21.3	22.4	25.9	28.4	30.9	36.1
1000	8.13	9.05	10.0	10.9	11.9	12.9	14.0	15.0	16.1	17.2	18.4	20.7	23.1	24.3	28.2	30.8	33.6	39.4
1100	8.75	9.76	10.7	11.8	12.9	14.0	15.1	16.3	17.4	18.6	19.9	22.3	25.0	26.3	30.5	33.4	36.4	42.7
1200	9.36	10.4	11.5	12.6	13.8	15.0	16.2	17.5	18.7	20.0	21.3	24.0	26.8	28.3	32.8	35.9	39.2	46.0
1300	9.97	11.1	12.3	13.5	14.7	16.0	17.3	18.6	20.0	21.3	22.7	25.7	28.7	30.2	35.1	38.5	42.0	49.2
1400	10.5	11.8	13.0	14.3	15.6	17.0	18.3	19.7	21.2	22.7	24.2	27.3	30.5	32.2	37.4	41.0	44.7	52.5
1450	10.8	12.1	13.4	14.7	16.0	17.5	18.9	20.3	21.8	23.3	24.9	28.1	31.4	33.1	38.5	42.2	46.0	54.1
1500	11.1	12.4	13.8	15.1	16.5	17.9	19.4	20.9	22.4	24.0	25.6	28.9	32.3	34.1	39.6	43.4	47.4	55.7
1600	11.7	13.0	14.4	15.9	17.4	18.9	20.4	22.0	23.6	25.3	27.0	30.5	34.1	36.0	41.8	45.9	50.0	58.9
1750	12.5	14.0	15.5	17.1	18.7	20.3	22.0	23.7	25.4	27.2	29.0	32.8	36.8	38.8	45.1	49.5	54.1	63.6
1800	12.8	14.3	15.9	17.4	19.1	20.7	22.4	24.2	26.0	27.8	29.7	33.6	37.6	39.7	46.2	50.7	55.4	65.2
2000	13.9	15.5	17.2	19.0	20.7	22.6	24.4	26.4	28.3	30.3	32.4	36.6	41.1	43.3	50.5	55.5	60.6	71.5
2400	16.0	17.9	19.9	21.9	24.0	26.1	28.3	30.6	32.8	35.2	37.6	42.6	47.8	50.5	58.9	64.8	70.9	83.7
2800	18.0	20.2	22.4	24.7	27.1	29.5	32.0	34.6	37.2	39.9	42.7	48.4	54.4	57.5	67.2	74.0	81.0	95.9
3000	19.0	21.3	23.7	26.1	28.6	31.2	33.9	36.6	39.4	42.2	45.2	51.3	57.7	61.0	71.3	78.5	86.0	101
3600	21.2	23.8	26.4	29.2	32.0	35.0	38.0	41.1	44.3	47.6	50.9	57.9	65.2	69.0	80.9	89.1	97.8	116
4000	22.5	25.3	28.1	31.1	34.2	37.3	40.6	43.9	47.3	50.8	54.4	62.0	69.9	73.9	86.8	95.7	105	124
5000	25.3	28.5	31.8	35.2	38.8	42.4	46.2	50.1	54.1	58.2	62.4	71.1	80.4	85.1	100	110
6000	27.6	27.6	34.9	38.7	42.6	46.7	50.9	55.3	59.8	64.4	69.1	79.1	89.4	94.9	111	123

・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　 (Multiplied by the 3.06 coefficient of width)

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	162	177	192	207	221	251	266	281	295	310	340	369	414	429	488	532	577	665
40	141	155	178	192	207	222	237	259	274	289	304	341	378	400	452	489	534	615
60	133	148	163	178	193	212	227	242	257	272	292	327	361	376	431	465	505	584
100	125	140	152	166	181	196	208	223	238	256	271	300	333	351	402	437	473	545
200	110	122	135	147	161	173	186	200	213	228	246	270	300	315	361	394	427	496
300	102	113	125	137	149	161	173	186	199	212	222	252	280	295	339	369	399	466
400	96.6	107	118	129	140	152	164	175	188	200	213	239	266	280	322	351	381	444
500	91.8	101	112	123	134	145	157	168	180	192	204	229	255	268	309	337	367	427
600	88.1	97.9	108	118	129	140	151	162	173	185	197	221	246	259	298	326	354	414
700	85.0	94.5	104	114	124	135	145	156	167	179	190	214	238	250	290	316	344	402
800	82.3	91.8	100	110	120	130	141	152	162	173	185	208	231	244	282	308	335	392
900	79.8	88.7	98.2	107	117	127	137	147	158	169	180	202	226	238	275	301	328	384
1000	77.7	86.2	95.7	104	114	123	134	144	154	164	175	197	220	232	269	294	320	376
1100	75.8	84.7	93.6	102	112	121	131	141	151	162	172	194	217	228	265	290	316	370
1200	74.6	83.2	92.1	100	110	119	129	139	149	159	169	191	214	225	261	286	312	366
1300	73.1	81.7	90.2	99.4	108	117	127	137	146	156	167	188	211	222	257	282	308	361
1400	72.2	80.4	89.0	97.9	106	115	125	134	145	155	165	186	208	219	255	279	305	358
1450	71.6	79.8	88.4	97.0	106	115	124	134	143	153	164	185	207	218	253	278	303	356
1500	70.9	79.2	87.8	96.3	105	114	123	133	142	153	163	184	205	217	252	276	301	354
1600	69.7	78.0	86.2	95.1	104	112	122	131	141	151	161	182	203	214	249	273	298	351
1750	68.5	76.5	84.7	93.3	102	110	119	129	138	148	158	179	200	211	246	270	295	347
1800	67.9	76.1	84.4	92.7	101	110	119	128	138	147	157	178	199	210	245	268	293	346
2000	66.4	74.3	82.3	90.8	99.1	108	116	126	135	145	154	175	196	207	241	264	289	341
2400	63.9	71.2	79.2	87.2	95.4	104	112	121	130	140	149	169	190	201	234	257	282	333
2800	61.5	68.8	76.5	84.4	92.4	100	109	118	126	136	145	165	185	196	229	252	276	327
3000	60.5	67.9	75.5	83.2	91.1	99.4	108	116	125	134	144	163	183	194	227	250	273	324
3600	56.3	63.0	70.3	77.4	85.0	93.0	100	109	117	126	135	153	173	182	214	236	259	307
4000	53.8	60.5	67.3	74.3	81.7	89.0	97.0	104	112	121	130	148	166	176	207	228	250	298
5000	48.3	54.4	60.8	67.3	74.0	81.0	88.1	95.7	103	111	119	135	153	162	191	211
6000	44.0	44.0	55.3	61.5	67.9	74.3	81.0	88.1	95.1	102	110	125	142	150	178	197

・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	P8M40AF P8M40A P8M40BF P8M40B	20T～120T
		Aluminum	P8M40AF-A P8M40A-A P8M40BF-A P8M40B-A	20T～120T
Fit bore		Carbon steel	P8M40AF-□□TJ P8M40BF-□□TJ	20T～60T
Lock S type		Carbon steel	P8M40AF-S□□ P8M40BF-S□□	20T～72T
		Aluminum	P8M40AF-A-S□□	24T～60T
		Plated	P8M40AF-□□-K	24T～72T