Ultra PX belt - oil proof type 　 Major Specifications

Major Specifications

Belt width	Unit mass　kg/m	Initial tension 　N {kgf}
		Recommended value	Maximum value
60	0.281	834 {85.0}	1100 {112}

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 4.86 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	0.53	0.58	0.63	0.68	0.72	0.82	0.87	0.92	0.97	1.02	1.11	1.21	1.36	1.40	1.60	1.74	1.94	2.23
40	0.92	1.02	1.16	1.26	1.36	1.45	1.60	1.74	1.84	1.94	2.04	2.28	2.52	2.67	3.01	3.25	3.54	4.08
60	1.31	1.50	1.65	1.79	1.94	2.13	2.28	2.43	2.57	2.72	2.91	3.25	3.59	3.74	4.32	4.66	5.05	5.83
100	2.08	2.33	2.52	2.77	3.01	3.25	3.45	3.74	3.98	4.27	4.51	5.00	5.54	5.83	6.70	7.29	7.87	9.08
200	3.69	4.08	4.51	4.90	5.34	5.78	6.22	6.65	7.09	7.63	8.21	8.99	10.0	10.4	12.0	13.1	14.2	16.5
300	5.15	5.68	6.26	6.85	7.48	8.06	8.65	9.33	9.96	10.5	11.1	12.5	13.9	14.7	16.9	18.4	19.9	23.2
400	6.41	7.14	7.87	8.65	9.37	10.1	10.9	11.7	12.5	13.3	14.1	15.9	17.7	18.6	21.4	23.3	25.3	29.5
500	7.63	8.50	9.37	10.3	11.1	12.1	13.0	14.0	15.0	16.0	17.0	19.0	21.2	22.3	25.7	28.0	30.5	35.5
600	8.79	9.76	10.7	11.8	12.8	13.9	15.0	16.1	17.3	18.4	19.6	22.0	24.5	25.8	29.8	32.6	35.4	41.3
700	9.91	10.9	12.1	13.3	14.5	15.7	17.0	18.2	19.5	20.8	22.2	24.9	27.7	29.2	33.7	36.8	40.1	46.8
800	10.9	12.1	13.4	14.7	16.0	17.4	18.8	20.2	21.6	23.1	24.6	27.7	30.8	32.5	37.5	41.0	44.7	52.2
900	11.9	13.3	14.7	16.1	17.5	19.0	20.6	22.1	23.7	25.3	26.9	30.3	33.8	35.6	41.2	45.1	49.1	57.4
1000	12.9	14.3	15.9	17.3	19.0	20.6	22.2	23.9	25.6	27.4	29.2	32.9	36.7	38.6	44.8	48.9	53.4	62.5
1100	13.8	15.5	17.1	18.8	20.5	22.3	24.0	25.9	27.7	29.6	31.6	35.5	39.7	41.8	48.5	53.1	57.8	67.8
1200	14.8	16.6	18.3	20.1	22.0	23.9	25.8	27.7	29.7	31.8	33.9	38.2	42.7	45.0	52.1	57.1	62.3	73.1
1300	15.8	17.6	19.5	21.4	23.4	25.4	27.5	29.6	31.7	33.9	36.2	40.8	45.6	48.1	55.8	61.1	66.7	78.2
1400	16.8	18.7	20.7	22.7	24.8	27.0	29.2	31.4	33.7	36.1	38.4	43.4	48.5	51.1	59.4	65.1	71.0	83.4
1450	17.2	19.2	21.3	23.4	25.5	27.7	30.0	32.3	34.7	37.1	39.6	44.7	49.9	52.6	61.1	67.0	73.1	85.9
1500	17.7	19.7	21.9	24.0	26.2	28.5	30.8	33.2	35.7	38.1	40.7	45.9	51.4	54.1	62.9	69.0	75.3	88.5
1600	18.6	20.7	22.9	25.3	27.6	30.0	32.5	35.0	37.6	40.2	42.9	48.5	54.2	57.2	66.4	72.9	79.5	93.6
1750	19.9	22.3	24.6	27.1	29.7	32.2	34.9	37.6	40.4	43.3	46.1	52.1	58.4	61.6	71.6	78.6	85.9	101
1800	20.3	22.7	25.2	27.7	30.3	32.9	35.7	38.4	41.4	44.2	47.2	53.4	59.8	63.1	73.3	80.5	88.0	103
2000	22.1	24.7	27.4	30.1	32.9	35.9	38.8	41.9	45.1	48.2	51.5	58.2	65.3	68.9	80.2	88.1	96.3	113
2400	25.5	28.5	31.6	34.8	38.1	41.5	45.0	48.6	52.2	55.9	59.8	67.7	76.0	80.3	93.6	103	112	133
2800	28.7	32.1	35.6	39.3	43.1	46.9	50.9	55.0	59.1	63.4	67.8	76.9	86.5	91.4	106	117	128	152
3000	30.2	33.8	37.6	41.5	45.5	49.6	53.8	58.1	62.6	67.1	71.8	81.5	91.7	96.9	113	124	136	161
3600	33.6	37.8	42.0	46.4	50.9	55.6	60.4	65.4	70.4	75.6	80.9	92.0	103	109	128	141	155	184
4000	35.7	40.2	44.7	49.4	54.3	59.2	64.4	69.7	75.2	80.8	86.5	98.5	111	117	137	152	166	198
5000	40.2	45.3	50.5	55.9	61.6	67.4	73.3	79.6	85.9	92.4	99.1	113	127	135	159	175
6000	43.9	43.9	55.4	61.4	67.7	74.2	80.9	87.8	95.0	102	109	125	142	150	177	196

・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 4.86 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	258	281	305	329	352	399	422	446	469	493	540	587	658	681	775	845	916	1057
40	224	247	282	306	329	353	377	412	435	459	483	541	601	636	718	777	848	977
60	212	236	259	283	306	338	362	385	409	433	464	519	574	598	684	739	802	928
100	198	222	241	264	288	312	331	354	378	406	430	477	529	558	638	695	752	866
200	175	194	215	234	256	275	296	317	339	363	391	429	476	500	574	626	678	787
300	163	180	199	218	237	256	275	296	316	337	353	400	445	468	538	586	635	740
400	153	170	188	206	223	242	260	279	299	318	339	380	423	445	511	557	605	705
500	145	161	179	196	213	231	249	267	286	305	325	364	405	426	491	536	583	679
600	139	155	171	188	205	222	240	257	275	294	312	351	390	411	474	519	563	658
700	135	150	165	181	198	214	231	248	266	284	302	340	379	398	460	503	547	639
800	130	145	160	175	191	208	224	241	258	276	294	330	368	387	448	489	533	623
900	126	140	156	171	186	202	218	234	251	268	286	322	359	378	437	478	520	609
1000	123	137	152	166	181	196	212	228	244	261	278	314	350	369	427	468	509	597
1100	120	134	148	163	178	193	208	224	240	257	274	309	345	363	421	460	502	589
1200	118	132	146	160	175	190	205	221	236	253	269	304	340	358	415	454	495	581
1300	116	129	143	157	172	187	202	217	233	249	265	299	335	353	409	449	489	574
1400	114	127	141	155	169	184	199	214	230	246	262	295	330	348	405	443	484	569
1450	113	126	140	154	168	182	197	212	228	244	260	294	329	347	402	441	482	566
1500	112	125	139	153	167	181	196	211	226	243	259	292	327	345	400	439	479	563
1600	110	123	137	151	165	179	193	208	224	240	256	289	323	341	396	434	474	558
1750	108	121	134	148	162	175	190	205	220	236	251	284	318	336	390	429	468	551
1800	107	121	134	147	161	174	189	204	219	234	250	283	317	334	389	427	466	549
2000	105	118	130	144	157	171	185	200	215	230	245	277	311	329	382	420	459	541
2400	101	113	125	138	151	165	179	193	208	222	238	269	302	319	372	409	448	529
2800	97.6	109	121	134	146	159	173	187	201	216	231	262	295	311	364	400	438	519
3000	96.2	107	120	132	144	157	171	185	199	213	228	259	291	308	360	397	434	515
3600	89.4	100	111	122	135	147	160	173	186	200	214	243	275	290	340	375	412	488
4000	85.5	96.2	106	118	129	141	154	166	179	192	206	235	264	280	329	363	398	473
5000	76.7	86.5	96.7	106	117	128	139	152	163	176	189	215	243	258	303	335
6000	69.9	69.9	87.9	97.6	107	118	128	139	151	162	174	199	225	239	282	312

・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	P8M60AF P8M60A P8M60BF P8M60B	20T～120T
		Aluminum	P8M60AF-A P8M60A-A P8M60BF-A P8M60B-A	20T～120T
Lock S type		Carbon steel	P8M60AF-S□□ P8M60BF-S□□	28T～72T
		Plated	P8M60AF-□□-K	26T～72T