Casting Pulley 1.Material: Cast iron 2.ISO/British standard pulleys: SPZ/SPA/SPB/SPC 3.MPTA standard pulley 4.OEM allowed

Introduction:

1. We are professional manufacturer for lots of pulleys, such as V belt pulley, timing belt pulley, 3V, 5V, BV pulley and so on. 2. Pilot bore, taper bore Pulleys(SPA, SPB, SPC AND SPZ), adjustable pulleys, multi wedge pulleys. 3. V-belt pulley for taper bush, with solid hubs. Standard sheaves, taper bushes sheaves, AK, BK series sheaves.   Variable pith sheaves, Europe type sheaves. Taper bushings. 4. Material: 45C. GG25, GGG40, Aluminium, etc. 5. Surface treatment: Black oxide, phosphate, painted or passavited. 6. With standardized desigh and well equipped CNC machining systerms. Our pulleys have high precision and good interchangeability. It has aready achieved the ISO-9001 Quality systerm evaluation.

Technical parameter:

(inch)
MPTA Standard Pulley	g		b	t	e	f	P	a°
3V	0.35		0.025	0.35	0.407	0.344	3.5	34°±0.5°
							3.56	38°±0.5°
							6.0112	40°±0.5°
							12	42°±0.5°
5V	0.6		0.05	0.6	0.688	0.5	10.1	38°±0.5°
							10.116	40°±0.5°
							16	42°±0.5°
8V	1		0.1	1	1.125	0.75	16	38°±0.5°
							1622.4	40°±0.5°
							22.4	42°±0.5°

(mm)
ISO Standard Pulley	g		wp	b	t	e	f	P	a°
SPZ	9.7	+0.1	8.5	2	11+0.6-0	12±0.2	8±0.3	80	34°±0.5°
		-0						80	38°±0.5°
SPA	12.7	+0.1	11	2.75	13.8+0.6-0	15±0.2	10±0.3	118	34°±0.5°
		-0						118	38°±0.5°
SPB	16.3	+0.1	14	3.5	17.5+0.6-0	19±0.2	12.5±0.3	190	34°±0.5°
		-0						190	38°±0.5°
SPC	22	+0.1	19	4.8	23.8+0.6-0	25.5±0.2	17±0.3	315	34°±0.5°
		-0						315	38°±0.5°

Cast Iron Pulleys with Carburization