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Hydraulic & Pneumatic Seals

Hydraulic & Pneumatic Seal, hydraulic seal is widely used to assist in the operating of all type of equipment. Use of either oil or water is called hydraulics and for air or gas is called pneumatics. Crown Seals Pvt. Ltd. offers a wide range of hydraulic and pneumatic products that are of premium quality and lasts long. Piston Seals, Rod Seals, Wiper Seals, Guide Seals are only few examples.

Piston Seals

Profile	Type	Standard Material	Pressure (bar)	Temp. (°C)	Surface speed (m/sec)	Application
	CK1	PU NBR FPM	400 160 160	-30 to 105 -25 to 100 -20 to 210	0,5	Hyd.
	CK2	PU/POM NBR/POM FPM/PTFE	700 250 250	-30 to 100 -25 to 100 -20 to 210	0,5	Hyd.
	CK2-P	PU/POM NBR/POM FPM/PTFE	700 250 250	-30 to 100 -25 to 100 -20 to 210	0,5	Hyd.
	CK3	PU/NBR	400	-25 to 100	0,5	Hyd.
	CK4	PU/NBR/POM	700	-25 to 100	0,5	Hyd.
	CK5	PU NBR	25	-30 to 105 -25 to 100	1	Hyd. / Pneumatic
	CK6	PU NBR FPM	160 160 160	-30 to 105 -25 to 100 -20 to 210	0,5	Hyd. / Pneumatic
	CK7	PU/NBR	400	-25 to 100	0,5	Hyd.
	CK8	PU/NBR PTFE/NBR	250 400	-25 to 100	1 15	Hyd.
	CK9	PU/NBR/POM	400	-25 to 100	0,5	Hyd.
	CK10-12	PU/POM NBR/POM	500 250	-30 to 100 -25 to 100	0,5	Hyd.
	CK13-15	PU/POM NBR/POM	500 250	-30 to 100 -25 to 100	0,5	Hyd.
	CK16	PU NBR	160	-25 to 100	0,5	Hyd. / Pneumatic
	CK17	PU/POM NBR/POM	400 250	-25 to 100	0,5	Hyd.
	CK20	NBR/POM	700	-25 to 100	0,5	Hyd.
	CK22	PU/POM NBR/POM FPM/PTFE	400 160 160	-30 to 100 -25 to 100 -20 to 210	0,5	Hyd.
	CK23	PU/NBR/POM	400	-25 to 100	0,5	Hyd.
	CK25	NBR/POM	300 bar	-30⁰c + 110⁰c	0,5 m/s	Hyd.
	CK26	NBR + Febric POM	400 bar	-30⁰c + 110⁰c	0,5 m/s	Hyd.
	CK27	NBR+Febric POM	700 bar	-30⁰c + 110⁰c	0,5 m/s	Hyd.
	CK28	PTFE NBR/PU POM	700 bar	-30⁰c + 110⁰c	0,5 m/s	Hyd.
	CK30	NBR+Febric FPM+Fabric	400 bar	-30⁰c + 120⁰c	0,5 m/s	Hyd.
	CK33	NBR+Metal FPM+Metal	120 Bar	-30°C +100°C	1 m/s	Pneumatic
	CK35	PU NBR	300 Bar	-25°C +110°C	-	Hyd.
	CK36	PTFE NBR/PU POM	450 Bar	- 45...+120	1	Hyd.
	CK37	PTFE NBR/PU POM	450 Bar	35...+100	1	Hyd.

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Rod Seals

Profile	Type	Standard Material	Pressure (bar)	Temp. (°C)	Surface speed (m/sec)	Application
	CS1	PU NBR FPM	400 160 160	-30 to 105 -25 to 100 -20 to 210	0,5	Hyd. / Pneu
	CS2	PU/POM NBR/POM FPM/PTFE	700 250 250	-30 to 100 -25 to 100 -20 to 210	0,5	Hyd.
	CS2-P	PU/POM NBR/POM FPM/PTFE	700 250 250	-30 to 100 -25 to 100 -20 to 210	0,5	Hyd.
	CS3	PU/NBR	400	-25 to 100	0,5	Hyd.
	CS5	PU NBR	25	-30 to 105 -25 to 100	1	Hyd. / Pneu
	CS6	PU NBR FPM	160 160 160	-30 to 105 -25 to 100 -20 to 210	4	Hyd. / Pneu
	CS8	PU NBR	400 160	-30 to 105 -25 to 100	4	Hyd.
	CS9	PU/NBR PTFE/NBR	250 400	-25 to 100	1 10	Hyd.
	CS10-12	PU/POM NBR/POM	500 250	-30 to 100 -25 to 100	0,5	Hyd.
	CS16	NBR	160	-25 to 100	0,5	Hyd. / Pneu
	CS17	PU	400	-30 to 105	0,5	Hyd.
	CS17-P	PU/POM	700	-30 to 100	0,5	Hyd.
	CS20	NBR/POM	700	-25 to 100	0,5	Hyd.
	CS25-27	PU/POM NBR/POM	500 200	-30 to 100 -25 to 100	0,5	Hyd.
	CS28	NBR/Febric FPM/Febric	400	-25 to 100 -25 to 250	0.2	Hyd.
	CS29	NBR/Febric FPM/Febric	400	-25 to 100 -25 to 250	0.5	Hyd.
	CS30	NBR/Febric FPM/Febric	400/600 bar	- 30⁰c + 120⁰c	0,5 m/s	Hyd.
	CS32	PU/PTFE	450/300	- 30⁰c + 100⁰c	1	Hyd.
	CS33	NBR/PU	16	- 30⁰c + 100⁰c	1	Pneu
	CS34	NBR/Febric POM	315	- 30⁰c + 120⁰c	0.5	Hyd.

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Wiper Seals

Profile	Type	Standard Material	Pressure (bar)	Temp. (°C)	Surface speed (m/sec)	Application
	CA1	PU NBR	-	-30 to 105 -25 to 100	4	Hyd. / Pneu.
	CA2	PU NBR	-	-30 to 100 -25 to 100	4	Hyd. / Pneu.
	CA3	PU/POM* NBR/POM*	-	-30 to 100 -25 to 100	4	Hyd.
	CA4	PU NBR	-	-30 to 100 -25 to 100	4	Hyd.
	CA8	PU NBR	-	-30 to 100 -25 to 100	4	Hyd. / Pneu.
	CA11	PU NBR	-	-30 to 100 -25 to 100	4	Hyd. / Pneu.
	CA15	PTFE/NBR PTFE/FPM	-	-45°C +200°C	15 m/s	Hyd.
	CA16	-	-	-30°C +110°C	1 m/s	Hyd.
	CA17	-	-	-30°C +110°C	1 m/s	Hyd.

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Guide Rings

Profile	Type	Standard Material	Pressure (bar)	Temp. (°C)	Surface speed (m/sec)
	CF1	POM PTFE Polyester-fabric	-	-60 to 100 -200 to 260 -40 to 130	4
	CF2	POM PTFE	-	-60 to 100 -200 to 260	4
	CF3	POM PTFE	-	-60 to 100 -200 to 260	4
	CF4	POM PTFE	-	-60 to 100 -200 to 260	4
	CF5	POM PTFE	-	-60 to 100 -200 to 260	4
	CF6	POM PTFE	-	-60 to 100 -200 to 260	4
	CF7	POM PTFE	-	-60 to 100 -200 to 260	4
	CF8	POM PTFE	-	-60 to 100 -200 to 260	4
	CF9	POM	-	-55... + 120	3
	CF10	Polyester Febric	-	-40 to 130	4

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O-Rings

O-RING

All O rings are readily available in NBR/FPM material in AS 568, metric, P&G series standard.

QUAD RING

AS568 series at material of NBR, FKM and EPDM.
Customer dimension inquiry is acceptable.

O-RING BOXES

All O ring boxes are available in AS568, P&G Series
Special dimension are availble on request.

O-RING CORD

All O ring cords are readily available in 1.78, 2, 2.25, 2.62, 3, 3.1, 3.53, 4, 4.5, 5, 5.33, 5.5, 5.7, 6, 6.99, 8, 8.4 sizes in NBR/FPM/EPDM material.
Customer dimension enquiry is acceptable.

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Backups Rings

Profile	Type	Standard Material	Pressure (bar)	Temp. (°C)	Surface speed (m/sec)
	CST8	POM PTFE Polyester-fabric	-	-60 to 100 -200 to 260 -40 to 130	4
	CST9	POM PTFE	-	-60 to 100 -200 to 260	4
	CST10	POM PTFE	-	-60 to 100 -200 to 260	4
	CST11	POM PTFE	-	-60 to 100 -200 to 260	4
	CST12	POM PTFE	-	-60 to 100 -200 to 260	4
	CST13	POM PTFE	-	-60 to 100 -200 to 260	4

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