3G Series Three Screw Pump (CCE Approved)

Model NO.: 3G20x4 Tooth Flank: Straight Tooth Power: Electric Applications: Machinery Manufacturing Size: 3G20X4 Speed: Max.2900r/Min Trademark: HOFFWELL Origin: China Mesh Form: External Engaged Tooth Curve: Cycloid Type: Arc Gear Pump Certification: CE, ISO Npsh: 3.5m Colour: Blue and Green Specification: ISO CE HS Code: 8413604090 Application:
It applies to deliver clean and non-corrosive medium which has lubricating property at temperature below 150ºC with the viscosity of 5-760cSt.The pump's working pressure range from 0.6MPa to 2.5MPa and flow rate range from 0.6m3/h to 123m3/h.
They are mainly suited to fuel delivering, hydranlic engineering, shipping engineering, petrochemical and other industry fields.
Feature:

Medium is delivered in axial direction continuously.Without agitation and pulsation.
Small vibration and low noise.
High pressure and high efficiency.
Simple structure.Easy disassembly.
Small volume and light weight.
Slight wear and long life of the pump.
Structure:
The pumps are sealed generally by mechanical seal and driven by the motor through the claw coupling.
Material:
The driving and driven screw:16MnCrS5, 40Cr, 45, 38CrMoAl
Pump casing:HT200, QT450-10, ZCuSn10P1, ZG270-500


Flow:Max1.0m³/h
Different Pressure:max.2.5Mpa
Speed:max2900r/min
NPSH:max.4m
Working Temperature:max.350ºC
Viscosity:max.760cst

Model	Exhaust Pressure MPa	Capacity Q		Speed r/min	(NPSH)r m	Efficiency η %	Motor
		m 3 /h	L/min				Power kw	Model
25×4-46	1.0	0.8	13	1450	4	62	0.75	Y802-4
	2.5	0.6	10			60.6	1.5	Y90L-4
	1.0	2.0	33	2900	4.5	59.4	1.5	Y90S-2
	2.5	1.6	26			69	3	Y100L-2
30×4-46	1.0	1.6	26	1450	4.5	63.5	1.1	Y90S-4
	2.5	1.2	20			61	2.2	Y100L1-4
	1.0	3.6	60	2900	5	60	2.2	Y90L-2
	2.5	3.2	53			69	4	Y112M-2
36×4-46	1.0	2.8	46	1450	4.5	66	2.2	Y100L1-4
	2.5	2.4	40			66.5	4	Y112M-4
	1.0	6.5	108	2900	5	60.5	4	Y112M-2
	2.5	6	100			72	7.5	Y132S2-2
42×4-46	1.0	4.8	80	1450	5	62	4	Y112M-4
	2.5	4.2	70			73	5.5	Y132S1-4
	1.0	10.5	175	2900	5.5	61	5.5	Y132S1-2
	2.5	10	166			72	15	Y160M2-2
45×4-46	1.0	6.3	106	1450	5	70	3	Y100L2-4
	2.5	5.9	99			74	7.5	Y132M-4
	1.0	13.5	225	2900	5.5	60	7.5	Y132S2-2
	2.5	13	217			75	15	Y160M2-2
60×4-46	1.0	15.5	255	1450	5	71.3	11	Y160M-4
	2.5	14.5	245			74	15	Y160L-4
	1.0	32	533	2900	5.5	63	18.5	Y160L-2
	2.5	31.5	525			77	37	Y200L2-2
70×2-46	0.6	24	400	1450	5	71	7.5	Y132M-4
	1.0	23.5	390			75	11	Y160M-4
	1.6	22.5	370			76	15	Y160L-4
70×4-46	1.0	24.5	408	1450	5	72.5	18.5	Y180M-4
	2.5	23.5	392			79	30	Y200L-4
80×2-46	0.6	36.5	608	1450	5	72	11	Y160M-4
	1.0	35	594			75.5	18.5	Y180M-4
	1.6	34.5	575			76.5	22	Y180L-4
80×4-46	1.0	37	617	1450	5.5	72	30	Y200L-4
	2.5	35	590			78.1	45	Y225M-4
100×2-46	0.6	72.5	1208	1450	5	73	22	Y180L-4
	1.0	71	1183			77	37	Y225S-4
	1.6	60.5	1158			79	45	Y225M-4
100×4-46	1.0	72.5	1208	1450	5.5	73	55	Y250M-4
	2.5	70	1165			78.5	75	Y280S-4
S100×3-27	0.6	72	1196	1450	6	62	22	Y180L-4
	1.6	70	1160			72	55	Y250M-4
	2.5	69	1145			74	75	Y280S-4
S120×3-27	0.8	123	2055	1450	6	74.5	55	Y250M-4
	1.5	120	2010			76	90	Y280M-4
	2.5	115	1920			78.5	132	Y315M

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