DTII Belt Conveyor Drive Pulley for Mining Machinery

The DTII Belt Conveyor Drive Pulley is a key component in the DTII conveyor system, an updated Chinese standard based on the TD75 design, widely used in mining, coal, ports, and other industries. This pulley, also called a head or drum pulley, powers the conveyor belt, transmitting force from the motor or gearbox to move heavy materials like coal, ore, or aggregates. Built to handle tough conditions, it ensures smooth operation, reduces belt slippage, and keeps your conveyor running efficiently. This page explains what the drive pulley does, where it’s used, how to install it, what customers say, and answers common questions, all in plain language to help you decide if it’s right for your setup.

DTII Belt Conveyor Drive Pulley for Mining Machinery Dimensions:

Unit: mm

B	D	Allowable torque (KN•m)	Allowable resultant force (KN)	Drawing No	A	L	L1	L2	K	M	N	Q	P	H	h	h1	d	b	ds	C	n-dy
500	500	2.7	49	DTⅡ01A4081	850	600	1114	495	140	70	_	350	410	120	33	74.5	70	20	M20	22	2-M8×1
				DTⅡ01A4083Y Z
				DTⅡ01A4084
650		3.5	40	DTⅡ02A4081	1000	750	1264	570
				DTⅡ02A4083Y Z
				DTⅡ02A4084
	630	4.1		DTⅡ02A5081
				DTⅡ02A5083Y Z
				DTⅡ02A5084
	500	6.3	59	DTⅡ02A4101			1324	590	170	80		380	460	135	46	95	90	25	M24	26	4-M8×1
				DTⅡ02A4103Y Z
				DTⅡ02A4104
	630	7.3	80	DTⅡ02A5101
				DTⅡ02A5103Y Z
				DTⅡ02A5104
	500	8	83	DTⅡ02A4121	1050		1419	615	210	110		440	530	155		116	110	28		32
				DTⅡ02A4123Y Z
				DTⅡ02A4124
	630	8.3	86	DTⅡ02A5121
				DTⅡ02A5123Y Z
				DTⅡ02A5124

 

B	D	Allowable torque (KN•m)	Allowable resultant force (KN)	Drawing No	A	L	L1	L2	K	M	N	Q	P	H	h	h1	d	b	ds	C	n-dy
800	500	4.1	40	DTⅡ03A4101	1300	950	1624	740	170	80	-	380	460	135	46	95	90	25	M24	26	4-M8×1
				DTⅡ03A4103Y Z
				DTⅡ03A4104
	630	6	50	DTⅡ03A5101
				DTⅡ03A5103Y Z
				DTⅡ03A5104
	800	7		DTⅡ03A6103Y Z
				DTⅡ03A6104
	630	12	80	DTⅡ03A5121			1669		210	110		440	530	155		116	110	28	M30	32
				DTⅡ03A5123Y Z
				DTⅡ03A5124
	800	12	80	DTⅡ03A6123Y Z
				DTⅡ03A6124
	630	20	100	DTⅡ03A5141			1724	750	250	120		480	570	170	63	137	130	32		37
				DTⅡ03A5143Y Z
				DTⅡ03A5144
		2×16		DTⅡ03A5143S			2000	1500
				DTⅡ03A5144S
	800	20	110	DTⅡ03A6143Y Z			1724	750
				DTⅡ03A6144
		2×16		DTⅡ03A6143S			2000	1500
				DTⅡ03A6144S
		32	160	DTⅡ03A6163Y Z	1400		1839	800		200	105	520	640	200	60	158	150	36		43	4-M10×1
				DTⅡ03A6164
		2×23		DTⅡ03A6163S			2100	1600
				DTⅡ03A6164S
1000	630	6	40	DTⅡ04A5103Y Z	1500	1150	1824	840	170	80	_	380	460	135	46	95	90	25	M24	26	4-M8×1
				DTⅡ04A5104
		12	73	DTⅡ04A5123Y Z			1869		210	110		440	530	155		116	110	28		32
				DTⅡ04A5124
	800			DTⅡ04A6123Y Z
				DTⅡ04A6124
	1000		80	DTⅡ04A7123Y Z
				DTⅡ04A7124
	630	18	100	DTⅡ04A5143Y Z			1924	850	250	120		480	570	170	63	137	130	32	M30	37
				DTⅡ04A5144
		2×15		DTⅡ04A5143S			2300	1700
				DTⅡ04A5144S
	800	20	110	DTⅡ04A6143Y Z			1924	850
				DTⅡ04A6144
		2×16		DTⅡ04A6143S			2300	1700
				DTⅡ04A6144S
	1000	20	110	DTⅡ04A7143Y Z			1924	850
				DTⅡ04A7144
		2×16		DTⅡ04A7143S			2300	1700
				DTⅡ04A7144S

 

B	D	Allowable torque (KN•m)	Allowable resultant force (KN)	Drawing No	A	L	L1	L2	K	M	N	Q	P	H	h	h1	d	b	ds	C	n-dy
1000	800	27	160	DTⅡ04A6163Y Z	1600	1150	2039	900	250	200	105	520	640	200	60	158	150	36	M30	43	4-M10×1
				DTⅡ04A6164
		2×22		DTⅡ04A6163S			2300	1800
				DTⅡ04A6164S
	1000	27	170	DTⅡ04A7163Y Z			2039	900
				DTⅡ04A7164
		2×22		DTⅡ04A7163S			2300	1800
				DTⅡ04A7164S
	800	40	190	DTⅡ04A6183Y Z			2110	910	300	220	120	570	700	220	70	179	170	40		46
				DTⅡ04A6184
		2×35		DTⅡ04A6183S			2420	1820
				DTⅡ04A6184S
	1000	40	210	DTⅡ04A7183Y Z			2110	910
				DTⅡ04A7184
		2×35		DTⅡ04A7183S			2420	1820
				DTⅡ04A7184S
	800	50	300	DTⅡ04A6203Y Z	1650		2278	975	350	240	140	640	780	240	75	200	190	45		60
				DTⅡ04A6204
		2×40		DTⅡ04A6203S			2650	1950
				DTⅡ04A6204S
	1000	52	330	DTⅡ04A7203Y Z			2278	975
				DTⅡ04A7204
		2×42		DTⅡ04A7203S			2650	1950
				DTⅡ04A7204S
1200	630	12	52	DTⅡ05A5123Y Z	1750	1400	2129	975	210	110	—	440	530	155	46	116	110	28	M24	32	4-M8×1
				DTⅡ05A5124
	800		80	DTⅡ05A6123Y Z
				DTⅡ05A6124
	1000			DTⅡ05A7123Y Z
				DTⅡ05A7124
	630	20	85	DTⅡ05A5143Y Z	1750	1400	2174	975	250	120	—	480	570	170	63	137	130	32	M30	37	4-M8×1
				DTⅡ05A5144
		2×16		DTⅡ05A5143S			2450	1950
				DTⅡ05A5144S
	800	20	110	DTⅡ05A6143Y Z			2174	975
				DTⅡ05A6144
		2×16		DTⅡ05A6143S			2450	1950
				DTⅡ05A6144S
	1000	20	110	DTⅡ05A7143Y Z			2174	975
				DTⅡ05A7144
		2×16		DTⅡ05A7143S			2450	1950
				DTⅡ05A7144S
	800	27	140	DTⅡ05A6163Y Z	1850		2289	1025		200	105	520	640	200	60	158	150	36		43	4-M10×1
				DTⅡ05A6164
		2×22		DTⅡ05A6163S			2550	2050
				DTⅡ05A6164S

 

B	D	Allowable torque (KN•m)	Allowable resultant force (KN)	Drawing No	A	L	L1	L2	K	M	N	Q	P	H	h	h1	d	b	ds	C	n-dy
1200	1000	27	160	DTⅡ05A7163Y Z	1850	1400	2289	1025	250	200	105	520	640	200	60	158	150	36	M30	43	4-M10×1
				DTⅡ05A7164
		2×22		DTⅡ05A7163S			2550	2050
				DTⅡ05A7164S
	800	40	180	DTⅡ05A6183Y Z			2360	1035	300	220	120	570	700	220	70	179	170	40		46
				DTⅡ05A6184
		2×32		DTⅡ05A6183S			2670	2070
				DTⅡ05A6184S
	1000	40	210	DTⅡ05A7183Y Z			2360	1035	300	220	120	570	700	220	70	179	170	40		46
				DTⅡ05A7184
		2×32		DTⅡ05A7183S			2670	2070
				DTⅡ05A7184S
	800	52	230	DTⅡ05A6203Y Z	1900		2528	1100	350	240	140	640	780	240	75	200	190	45		60
				DTⅡ05A6204
		2×42		DTⅡ05A6203S			2900	2200
				DTⅡ05A6204S
	1000	52	290	DTⅡ05A7203Y Z			2528	1100
				DTⅡ05A7204
		2×42		DTⅡ05A7203S			2900	2200
				DTⅡ05A7204S
		66	330	DTⅡ05A7223Y Z			2533	1100		250		720	880	270	80	210	200		M36	65
				DTⅡ05A7224
		2×50		DTⅡ05A7223S			2900	2200
				DTⅡ05A7224S
1400	800	20	100	DTⅡ06A6143Y Z	2050	1600	2474	1125	250	120	—	480	570	170	63	137	130	32	M30	37	4-M8X1
				DTⅡ06A6144
		2×16		DTⅡ06A6143S			2750	2250
				DTⅡ06A6144S
	1000	20		DTⅡ06A7143Y Z			2474	1125
				DTⅡ06A7144
		2×16		DTⅡ06A7143S			2750	2250
				DTⅡ06A7144S
	800	27	130	DTⅡ06A6163Y Z			2489	1125		200	105	520	640	200	60	158	150	36		43	4-M10×1
				DTⅡ06A6164
	1000	27	160	DTⅡ06A7163Y Z
				DTⅡ06A7164
		2×22		DTⅡ06A7163S			2750	2250
				DTⅡ06A7164S
	800	40	170	DTⅡ06A6183Y Z			2560	1135	300	220	120	570	700	220	70	179	170	40		46
				DTⅡ06A6184
		2×32		DTⅡ06A6183S			2870	2270
				DTⅡ06A6184S
	1000	40	210	DTⅡ06A7183Y Z			2560	1135
				DTⅡ06A7184
		2×32		DTⅡ06A7183S			2870	2270
				DTⅡ06A7184S

 

B	D	Allowable torque (KN•m)	Allowable resultant force (KN)	Drawing No	A	L	L1	L2	K	M	N	Q	P	H	h	h1	d	b	ds	C	n-dy
1400	800	52	210	DTⅡ06A6203Y Z	2100	1600	2728	1200	350	240	140	640	780	240	75	200	190	45	M30	60	4-M10×1
				DTⅡ06A6204
		2×42		DTⅡ06A6203S			3100	2400
				DTⅡ06A6204S
	1000	52	260	DTⅡ06A7203Y Z			2728	1200
				DTⅡ06A7204
		2×42		DTⅡ06A7203S			3100	2400
				DTⅡ06A7204S
		66	300	DTⅡ06A7223Y Z			2733	1200		250		720	880	270	80	210	200		M36	65
				DTⅡ06A7224
		2×50		DTⅡ06A7223S			3100	2400
				DTⅡ06A7224S

Note:
1. Y - Right single output axis, Z - Left single output axis, S - Dual output axis.
2. The last digit of the drawing number is "1" indicating a smooth surface, "3" indicating a herringbone adhesive surface, and "4" indicating a diamond
adhesive surface.

DTII Belt Conveyor Drive Pulley for Mining Machinery Features:

The DTII Drive Pulley is built to power conveyor belts in tough mining environments. Here’s what it offers:

1. Strong Power Transmission

   • Located at the discharge end, it drives the belt by transferring power from the motor or gearbox.

   • Often larger than other pulleys to increase traction and reduce slippage.

2. Durable Materials

   • Shell made from Q235A seamless steel (similar to SS400 or ASTM A36) for strength under heavy loads.

   • Shafts use 45# steel (like DIN C45 or ASTM A1045), machined for precision and durability.

3. High-Quality Bearings

   • Equipped with deep groove ball bearings (C3 clearance, 2Z/2RS seals) for smooth operation and long life.

   • Triple labyrinth seals protect against dust, dirt, and water, ideal for mining conditions.

4. Surface Options for Traction

   • Available with bare steel, herringbone rubber lagging, or diamond-pattern rubber lagging to boost grip and prevent belt slippage.

   • Herringbone lagging offers high friction and drainage but requires correct orientation; diamond lagging works for two-way conveyors.

5. Low Noise and Vibration

   • Precision welding and lathe processing ensure uniform thickness and minimal pulsation for smooth, quiet operation.

   • Reduces wear on the belt and conveyor system, extending their lifespan.

6. Customizable Sizes

   • Diameters from 250mm to 1250mm, widths from 600mm to 1600mm, fitting belts 500mm to 2400mm wide.

   • Can be tailored for specific horsepower, belt speed, or load requirements.

7. Meets Industry Standards

   • Built to DTII, DTII(A), CEMA (B, C, D, E), and ISO 9001:2015 standards for quality and reliability.

   • Tested for concentricity, balance, and load capacity to ensure performance.

DTII Belt Conveyor Drive Pulley Applications:

The DTII Drive Pulley is used where conveyors need reliable power to move bulk materials. It’s a fit for these industries:

1. Mining

   • Powers belts moving coal, iron ore, copper, or bauxite in underground or open-pit mines.

   • Handles high-capacity systems, like a 5 km coal conveyor in Shanxi.

2. Metallurgy

   • Drives belts transporting raw or processed metals in smelting plants.

   • Works in high-temperature environments with heat-resistant coatings.

3. Ports and Terminals

   • Powers belts for loading/unloading coal, grain, or aggregates.

   • Rust-resistant coatings are ideal for salty coastal areas.

4. Construction

   • Drives belts moving gravel, sand, or aggregates on job sites.

   • Fits both mobile and fixed conveyor setups for flexibility.

5. Power Plants

   • Powers belts handling coal or ash for combustion or disposal.

   • Built for dusty, high-load conditions.

A coal mine in Shandong, China, used DTII Drive Pulleys on a 4 km conveyor. They reduced belt slippage by 20% and cut maintenance costs by 15%, keeping the system running reliably.

DTII Belt Conveyor:

Purpose and Scope of Use:

DTII、DTII(A) fixed belt conveyors. Their main parameters, transmission power, and tension calculation methods adopt ISO international standards, and are widely used in various industries.
The material is transported by a single or multiple unit synthetic transportation system.
This conveyor is suitable for working in temperatures ranging from -25°C to 40°C.

Product Features:

◆ Conveying materials is below 2.5t/m3
◆ Can be divided into 500, 650, 800, 1000, 1200, 1400, 1600, 1800, 2000、2200, 2400
◆ Can be divided into：0.8, 1.0, 1.25, 1.6, 2.0, 2.5, 3.15、4.0, (4.5), 5.0, (5.6), 6.5

 

Belt  width  (mm)	0.8	1.0	1.25	1.6	2.0	2.5	3.15	4	(4.5)	5.0	(5.6)	6.5
500	69	87	108	139	174	217
650	127	159	198	254	318	397
800	198	248	310	397	496	620	781
1000	324	405	507	648	811	1014	1278	1622
1200		593	742	951	1188	1486	1872	2377	2674	2971
1400		825	1032	1321	1652	2065	2602	3304	3718	4130
1600					2186	2733	3444	4373	4920	5465	6122
1800					2795	3494	4403	5591	6291	6989	7829	9083
2000					3470	4338	5466	6941	7808	8676	9717	11277
2200							6843	8690	9776	10863	12166	14120
2400							8289	10526	11842	13158	14737	17104

Note:
1. The conveying capacity in the table is calculated based on horizontal transportation, with a dynamic stacking angle of 20° and a roller groove angle of 35°.
2. The belt speeds of 4.5m/s and 5.6m/s in the table are non-standard values and are generally not recommended for use.

Installation Guidelines:

Installing the DTII Drive Pulley is straightforward with these steps:

1. Check Specs

   • Confirm the pulley’s diameter, width, and lagging type match your conveyor’s motor and belt specs.

   • Ensure the conveyor frame is aligned and sturdy to support the pulley.

2. Mount the Pulley

   • Install at the discharge end (head) of the conveyor, connected to the motor or gearbox.

   • Use shaft attachment options like HE, XT, QD, or Taper-Lock for secure mounting.

3. Align Properly

   • Set the pulley perpendicular to the belt to ensure even traction and avoid mistracking.

   • Check alignment with the motor or gearbox to prevent vibration.

4. Inspect Bearings and Seals

   • Verify bearings are greased with lithium soap grease and triple labyrinth seals are intact.

   • Don’t disturb seals—they protect against dust and water.

5. Set Belt Tension

   • Adjust tension to ensure good traction without overloading the pulley. Use:
     [ T = \frac{P_p \cdot 1000}{v} ] where (T) is tension (Newtons), (P_p) is power (kilowatts), and (v) is belt speed (meters/second).

6. Test the System

   • Run the conveyor at low speed to check pulley rotation and belt tracking.

   • Adjust alignment or tension if the belt slips or drifts.

Installation Tips

• Use trained workers to meet safety and industry standards.

• Record setup details for maintenance reference.

• Contact us for installation support.

Maintenance Tips

Regular care keeps the DTII Drive Pulley running smoothly:

• Inspect Regularly: Check pulley, bearings, and lagging every 3-6 months for wear or damage.

• Grease Bearings: Use lithium soap grease to maintain smooth operation.

• Clean the Belt: Use scrapers to prevent material buildup on the pulley.

• Check Lagging: Inspect rubber lagging for wear and replace if traction decreases.

• Use OEM Parts: Stick to DTII-compliant parts for repairs.

Customer Feedback:

Here’s what users of the DTII Drive Pulley say:

1. Australian Iron Ore Mine

   “The pulleys handle heavy loads and tough conditions. They’ve saved us a lot on belt replacements.” – Emma Wilson, Site Engineer

2. South African Port Terminal

   “The rust-resistant coatings are perfect for our coastal setup. We barely need to maintain these pulleys.” – Sipho Mbele, Logistics Manager

3. Chilean Copper Mine

   “Our conveyor’s uptime improved by 15% with these pulleys. They’re tough and easy to work with.” – Carlos Rivera, Maintenance Supervisor

These comments show delivers reliable pulleys that customers trust.

Related Questions (FAQs)

Got questions? Here are clear answers with keywords to help you find us:

1. What’s a DTII Drive Pulley?

A pulley at the conveyor’s discharge end that powers the belt, used in mining for moving bulk materials like coal or ore.

2. How does it prevent belt slippage?

Rubber lagging (herringbone or diamond) increases traction, and proper tension ensures smooth power transfer.

3. What’s it made of?

Q235A steel for the shell, 45# steel for the shaft, with optional rubber lagging or rust-proof coatings.

4. How often should I maintain it?

Check every 3-6 months, grease bearings, clean buildup, and inspect lagging. Don’t touch the seals.

5. Can it be customized?

Yes, we offer different sizes, lagging types, and shaft designs.

6. Where’s it used?

Mining, metallurgy, ports, construction, and power plants for moving bulk materials.