PriceList for Offshore Pump - BKD mono screw pump – Beken

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PriceList for Offshore Pump - BKD mono screw pump – Beken Detail:

BKD Mono screw pump

item	name	item	Name	item	Name
1	Shaft	7	Gland packing	13	Bar
2	Oil seal	8	Suction flange	14	Rotor
3	Bearing	9	Connected pole	15	Stator
4	Bearing housing	10	Suction chamber	16	Support
5	Heavy duty bearing	11	Cardan joint	17	Replease chamber
6	Connected shaft	12	Front flange

1.Wide flow and pressure range: maximum flow up to 400m /h, conventional pressure up to 4.8mpa, special design pressure up to 10MPa
2.High viscosity is up to 1000000 cm.
3.The maximum suction is up to 7.5 meters.
4.The surface roughness of stator and stator core die has reached 0.4, which is the highest level in the industry, ensuring the surface roughness and reducing friction.

A
B
C
D
E
F
G
A

BKD-A

BKD-B

BKD-C

BKD-E

BKD-F

BKD-G

Application

Characteristic parameter

maximum pump pressure	12.0 MPa	Determined by the delivery process system, choose the pump series.
maximum working pressure	10MPa
maximum vacuum degree	0.085MPa	Depending on the operating conditions, medium physical characteristics, pump series, etc.
maximum temperature pump medium allowed	150℃	Depends on the pump medium, the stator material structure.
mPas	1000000cp	pump medium and pump speed and specifications.
maximum allowable solid content	60%	pump specifications and solid characteristics and size and other factors.
maximum allowable gas content	1:50	volume of the gas in the standard state is related to the pressure of the suction chamber.

Material combination

number	name	Instruction
1	model	BKD series single screw pump, V for vertical pump, H for hopper pump, horizontal ellipsis not standard; Z is a directly connected structure, bearing structure is not standard.
2	Series Specifications	102,103,104,107,108,110,112,115,118,121,125,129,130。
3	Lead code	According to the lead property, it can be divided into L (long lead), N (ordinary lead) and S (short lead) subseries.
4	Flow	400m3/h。 The maximum flow is 400m3/h.
5	pressure	The normal working pressure is 4.8mpa, and the special design can reach 10MPa.
6	material combination	· rotor	stator	Flow passage components
		40Cr	NBR	40Cr/45
		1Cr18Ni9Ti	NBR	1Cr18Ni9Ti/304
		304	food-rubber	304
		304	EPDM	304
		1Cr18Ni9Ti	EPDM	1Cr18Ni9Ti/304
		45	FBR	45
		1Cr18Ni9Ti	FBR	1Cr18Ni9Ti/304
		2Cr13	NBR	1Cr18Ni9Ti/2Cr13
		316L	NBR	316L/304
		S31803	FBR	S31803/316L

1.According to the wear of the choice of pump speed
2.Special cases of the specific medium and its wear characteristics are given in the table. Please note that the characteristics of the medium vary with its concentration and temperature.
3.When the larger the size of the pump, the speed should be selected lower.

Abrasiveness	Medium	Revolving speed
No	Water, lubricating oil, soapy water, blood, glycerin, etc.	400-1000(rpm)
Ordinary	Heavy oil, municipal sewage, mud, suspension, industrial wastewater, paint pigment, paper pulp, mortar, food seasoning products, etc.	200-400(rpm)
Serious	Super heavy oil, limestone cement slurry, clay, clay, coal water slurry, dehydrated sludge, glass glue, catalyst slurry, etc.	50-200(rpm)

medium mucus	1～1000(cst)	1000～10000(cst)	10000～100000(cst)	100000～500000(cst)
revolving speed	400～1000(rpm)	200～400(rpm)	＜200(rpm)	＜100(rpm)

Rubber's character	NBR	FPM	EPDM
Maximum temperature	+100℃	+150℃	+120℃
abrasive resistance	○	○	●
ageing resistance	●	○	○
ozone resistance	×	○	○
Steam resistance	●	○	○
flame resistance	●	○	○

○：Premium ●：nice △：ordinary ×：no

Adaptability	NBR	FPM	W.NBR	EPDM
kerosene	●	●	●	×
diesel	●	●	●	×
Ammonium chloride	×	△	×	×
Ketone containing materials	×	×	×	●
Alcohol containing materials	●	●	●	●
Fatty materials	×	×	×	●
Materials containing ether	×	×	×	●
Slurry	●	△	●	●
phosphoric acid	△	△	△	●
sodium carbonate	●	×	●	●
Furfural	△	△	△	●
Benzene 100	×	●	×	×
Acetone	×	×	×	●
inseed oil	●	●	●	●
carbon disulfide	×	●	×	×
ethyl alcohol	●	●	●	△
Water	●	●	●	●
vegetable oil	●	●	●	△
mineral oil	●	●	●	×
ammonium hydroxide	●	×	●	△
aromatic solvent	×	●	×	×
concentrated base	●	×	●	●
aqua fortis	×	△	×	×
glacial acetic acid	●	●	●	×
dilute sulphuric acid	●	●	●	●
oil of vitriol	×	●	×	△
HCL	●	●	×	●
concentrated hydrochloric acid	●	●	●	●
Hot water	△	×	△	●
gasoline	●	●	●	×
methylbenzene	×	●	×	×
xylene	×	●	×	×

Note: the medium in the table is the qualitative condition of some common medium. If you have special medium condition or special requirement, please contact us.

0.6MPa

0.6MPa
L series	100rpm Qth （m³/h）	Speed(max) (rpm)	Flow （m³/h）	Shaft power （Kw）	Ordinary speed (rpm)	Flow （m³/h）	Shaft power（Kw）
102	0.11	2200	1.7	0.7	1450	1.1	0.5
103	0.32	1650	3.7	1.6	1100	2.4	1.1
104	0.93	1050	7	2.5	700	4.5	1.7
107	2.62	750	14	5.1	550	10	3.8
108	4.35	650	20.9	7.2	450	14.1	5
110	7.38	550	30.1	10.3	400	21.3	7.5
112	12.26	450	43.1	13.9	300	28	9.3
115	20.61	350	56.3	18.1	250	39.2	13
118	34.62	300	81	26.1	200	52.6	17.5
121	57.99	250	118.9	34.7	180	82.5	23.6
125	97.64	225	180.2	48.9	160	123.4	35.6
129	166.11	200	272.4	72.8	140	183.7	50.2
130	257.02	175	368.9	96.6	120	243.7	62.5

1.2MPa

1.2MPa
N series	100rpm Qth（m³/h）	Speed(max) (rpm)	Flow （m³/h）	Shaft power （Kw）	Ordinary speed (rpm)	Flow （m³/h）	Shaft power（Kw）
102	0.06	2200	0.9	0.6	1450	0.6	0.4
103	0.16	1600	1.9	1.2	1100	1.2	0.8
104	0.46	1050	3.5	2.2	700	2.2	1.4
107	1.31	750	7.3	3.9	550	5.1	2.8
108	2.2	650	10.6	5.6	450	6.9	3.8
110	3.69	550	16.1	8	400	10.6	5.5
112	6.23	450	22.2	11	300	13.5	6.9
115	10.44	350	28.9	14.4	250	18.8	9.6
118	17.54	300	43.2	20.3	200	26.7	12.9
121	29.41	250	60.3	28.3	180	40.3	19.4
125	49.49	225	94.7	42.1	160	62.6	28.6
129	83.05	200	141.2	62.8	140	91.9	41.9
130	128.5	175	191.2	85	120	121.8	55.6