Ultra PX Belt HY type 　Major Specifications

Major Specifications

Belt width	Unit mass g/(mm width x m length)	Initial tension 　N {kgf}
		Recommended value	Maximum value
40	4.5	740 {75.5}	841 {85.8}

Material	Rubber	High strength synthetic rubber
	Tooth fabric	Nylon with superior wear-resistance
	Cord	Carbon fiber and high-strength glass fiber hybrid
Ambient conditions	Available for the following belt sprocket types	PX Belt Sprocket P8M
	Oil and water resistant	No (cannot be used)
	Operating Ambient Temperature	-15℃～80℃
	RoHS compliant	Compliant
	Electroconductive	None

Belt length

※Made-to-order product with lot pricing. Contact a Tsubaki representative regarding number of lots.

※ Expand all Collapse all

Circumference 760　～　880

Circumference 896　～　1040

Circumference 1056　～　1208

Circumference 1216　～　1360

Circumference 1400　～　1760

Circumference 1800　～　2160

Circumference 2240　～　2768

Circumference 2800　～　4400

Standard transmission capacity 　kW　(Multiplied by the 2.9 coefficient of width)

Small belt sprocket rotation speed r/min	Upper row: Number of teeth of small belt sprocket 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	71.3	76.39	81.49	86.58	91.67	96.77	101.86	112.05	122.23	127.32	142.6	152.79	162.97	183.35
20	0.40	0.49	0.52	0.58	0.63	0.69	0.75	0.78	0.84	0.89	0.92	1.01	1.10	1.16	1.27	1.36	1.42	1.56
40	0.81	0.92	1.04	1.13	1.24	1.33	1.45	1.53	1.62	1.71	1.82	1.97	2.17	2.23	2.49	2.63	2.78	3.04
60	1.18	1.36	1.50	1.65	1.79	1.94	2.08	2.23	2.37	2.49	2.63	2.90	3.16	3.27	3.62	3.82	4.06	4.46
100	1.91	2.20	2.43	2.69	2.92	3.16	3.39	3.62	3.82	4.06	4.26	4.69	5.10	5.30	5.85	6.20	6.52	7.16
200	3.50	3.97	4.43	4.90	5.36	5.80	6.23	6.64	7.07	7.48	7.88	8.64	9.39	9.71	10.7	11.4	11.9	13.1
300	4.90	5.56	6.20	6.84	7.48	8.09	8.70	9.30	9.88	10.4	10.9	11.9	12.9	13.4	14.9	15.7	16.6	18.2
400	6.23	7.07	7.88	8.67	9.39	10.2	10.9	11.6	12.3	13.0	13.7	15.0	16.4	16.9	18.7	19.9	20.8	22.8
500	7.51	8.43	9.42	10.4	11.2	12.2	13.1	14.0	14.8	15.7	16.6	18.2	19.8	20.4	22.5	23.9	25.1	27.3
600	8.64	9.80	10.9	12.0	13.1	14.1	15.2	16.2	17.2	18.2	19.2	21.1	22.9	23.7	26.2	27.8	29.2	31.6
700	9.77	11.0	12.2	13.6	14.8	16.0	17.2	18.4	19.5	20.7	21.8	23.9	26.0	27.0	29.8	31.5	33.0	35.9
800	10.8	12.2	13.7	15.1	16.5	17.8	19.2	20.5	21.8	23.0	24.3	26.7	29.0	30.1	33.1	34.9	36.7	39.9
900	11.8	13.4	15.0	16.5	18.1	19.6	21.0	22.5	23.9	25.3	26.7	29.3	31.9	33.1	36.3	38.3	40.2	43.7
1000	12.7	14.5	16.3	18.0	19.6	21.3	22.9	24.4	26.1	27.6	29.1	31.9	34.6	35.9	39.4	41.6	43.7	47.6
1100	13.6	15.7	17.6	19.4	21.3	23.0	24.8	26.5	28.2	29.7	31.4	34.5	37.4	38.6	42.5	45.0	47.2	51.2
1200	14.7	16.8	18.8	20.8	22.7	24.6	26.6	28.4	30.2	32.0	33.7	37.0	40.2	41.5	45.4	48.0	50.5	54.5
1300	15.6	17.6	19.9	22.0	24.1	26.1	28.2	30.2	32.1	34.0	35.8	39.3	42.7	44.1	48.3	50.9	53.6	57.8
1400	16.5	18.8	21.0	23.4	25.6	27.6	29.9	31.9	34.0	35.9	37.9	41.5	45.0	46.6	51.1	53.9	56.4	61.2
1450	16.8	19.4	21.5	24.0	26.1	28.3	30.7	32.8	34.8	36.9	38.8	42.6	46.1	47.7	52.2	55.1	58.2	62.6
1500	17.1	19.7	22.1	24.6	26.9	29.0	31.4	33.6	35.7	37.7	39.7	43.5	47.1	48.8	53.3	56.6	59.3	63.9
1600	17.9	20.5	23.2	25.8	28.3	30.5	33.0	35.3	37.5	39.7	41.8	45.8	49.6	51.5	56.0	59.2	62.1	66.8
1750	19.1	22.0	24.9	27.6	30.1	32.6	35.2	37.7	40.0	42.3	44.6	48.9	52.9	54.8	59.8	63.3	66.0	70.7
1800	19.7	22.6	25.2	28.1	30.8	33.2	36.0	38.5	41.0	43.3	45.6	49.9	54.0	55.9	61.0	64.5	67.2	71.7
2000	20.8	24.0	27.2	30.3	33.2	35.7	38.9	41.6	44.2	46.7	49.2	53.9	58.2	60.2	65.8	69.0	72.0	76.8
2400	23.4	27.2	30.7	34.3	37.7	40.6	44.3	47.4	50.4	53.3	56.1	61.4	66.2	68.5	74.7	78.3	80.9	85.6
2800	25.2	29.5	33.6	37.8	41.7	45.0	49.1	52.6	55.9	59.2	62.2	67.9	73.1	75.5	81.8	85.3	88.3	92.5
3000	26.3	30.7	35.0	39.3	43.4	46.9	51.2	54.8	58.3	61.7	64.9	70.8	76.1	78.6	85.2	88.7	91.8	96.1
3600	28.7	33.6	38.2	42.9	47.3	51.6	55.7	59.8	63.6	67.3	70.9	77.7	84.0	86.8	94.7	98.6	102	107
4000	29.5	34.8	39.7	44.3	49.0	53.5	57.9	62.0	66.2	70.1	73.8	80.9	87.4	90.5	98.8	103	107	114
5000	31.0	36.5	42.0	47.2	52.4	57.2	61.9	66.7	71.0	75.3	79.4	87.3	94.4	97.7	107	112
6000	30.7	35.9	41.4	46.9	51.9	56.8	61.6	66.3	70.7	75.1	79.4	87.2	94.8	98.3	107	113

・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 belt sprocket speed greater than 33m/s. Ensure the belt sprocket is well balanced.

Standard Transmission Torque 　N・m　(Multiplied by the 2.9 coefficient of width)

Small belt sprocket rotation speed r/min	Upper row: Number of teeth of small belt sprocket 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	71.3	76.39	81.49	86.58	91.67	96.77	101.86	112.05	122.23	127.32	142.6	152.79	162.97	183.35
20	199	229	254	280	305	329	353	377	400	423	446	489	531	551	610	647	683	749
40	193	222	247	272	296	320	343	366	388	411	432	472	516	534	593	629	663	727
60	187	216	240	264	287	310	333	355	377	399	420	461	501	520	575	610	644	709
100	182	209	233	256	279	301	323	345	366	387	408	448	486	505	558	592	622	683
200	167	189	212	234	255	276	297	317	337	356	375	412	448	463	513	545	571	628
300	156	177	197	218	238	257	276	295	314	332	349	380	413	429	474	502	528	580
400	149	169	188	206	224	244	261	278	295	312	328	359	392	405	448	475	497	546
500	143	161	180	198	215	234	250	267	283	300	317	348	377	390	430	457	479	521
600	137	155	173	191	208	225	242	258	274	290	305	335	364	378	417	442	465	503
700	133	150	167	185	202	219	234	251	267	282	297	326	354	368	407	429	451	490
800	129	146	163	180	197	213	229	244	260	275	290	318	346	359	395	417	437	477
900	125	142	159	176	192	208	223	238	254	268	283	311	338	351	385	406	427	463
1000	122	139	156	172	187	203	219	233	249	264	278	304	330	343	377	397	417	454
1100	119	136	152	169	185	199	215	230	245	258	273	299	325	335	369	390	410	444
1200	116	133	149	165	181	195	211	226	240	254	268	294	319	330	361	382	401	434
1300	113	130	146	162	177	191	207	221	235	249	263	289	313	324	355	373	394	424
1400	112	128	143	159	174	188	204	218	232	245	258	283	307	317	348	368	385	417
1450	111	127	142	158	172	186	202	216	229	243	255	280	303	314	343	362	383	412
1500	109	125	141	156	171	185	200	214	227	240	253	277	300	311	339	360	377	406
1600	107	123	138	153	168	182	197	210	224	236	249	273	296	307	334	353	370	399
1750	104	120	136	150	164	178	191	205	218	231	243	266	288	298	326	345	360	385
1800	103	119	134	149	163	176	191	204	217	229	242	265	286	296	323	342	356	380
2000	99.7	115	129	144	158	170	185	198	211	223	235	257	277	287	314	329	343	366
2400	93.0	107	122	136	150	161	176	188	200	212	223	244	263	272	297	311	321	340
2800	86.1	100	115	129	142	153	167	179	190	201	212	231	249	257	278	290	301	315
3000	83.5	97.7	111	125	138	149	162	174	185	196	206	225	242	250	271	282	292	305
3600	76.2	89.0	101	113	125	136	147	158	168	178	188	206	222	230	251	261	270	283
4000	70.7	82.9	94.8	106	117	127	138	148	158	167	176	193	208	216	235	247	257	273
5000	59.4	69.8	80.3	90.1	100	109	118	127	135	143	151	166	180	186	204	214
6000	48.7	57.4	66.1	74.5	82.6	90.4	98.0	105	112	119	126	138	150	156	171	180

・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 belt sprocket speed greater than 33m/s. Ensure the belt sprocket is well balanced.

Available for the following belt sprocket 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
Lock S type		Carbon steel	P8M40AF-□S□□□ P8M40BF-□S□□□	20T～72T
		Aluminum	P8M40AF-A-□S□□□	24T～60T
		Plated	P8M40AF-□S□□□-K	24T～72T