90 Shore A Silicone Rubber O Ring 230C High Temperature Seal for Industrial Water Pump

Product Introduction

This 90 Shore A silicone rubber O ring is compression molded from premium VMQ silicone, delivering reliable sealing performance in water pump, pneumatic, hydraulic and general industrial applications. With a working temperature range of -40°C to 230°C, it resists aging, ozone, UV and mild chemicals while keeping stable elasticity for a long service life.

Application Scenarios

• Water Pump Systems: shaft and flange sealing for clean water pumps, booster pumps and irrigation equipment.
• Pneumatic Systems: cylinder seals, air valve connections and pressure regulator sealing.
• Hydraulic Equipment: static sealing of hydraulic fittings, oil passages and manifolds.
• Home Appliances: coffee makers, electric kettles, water dispensers and washing machines.
• Industrial Equipment: pipeline flanges, gearboxes, motors and general fluid sealing.

Technical Parameters

Quality Assurance

• Premium raw silicone selected from certified suppliers; batch material test reports available on request.
• Incoming, in-process and outgoing inspection with hardness tester, tensile tester and sealing test fixtures.
• ISO 9001:2015 quality management system; RoHS and REACH compliant materials.
• Full batch traceability with production and QC records kept for 5 years.

Packaging Specifications

• Inner packing: PE bag or anti-static bag packed by order quantity.
• Outer packing: export-grade corrugated cartons with foam protection.
• Custom packaging: barcode-labeled poly bags, color boxes, wooden pallets or OEM-labeled cartons available.
• Shipping marks and packing lists prepared according to customer requirements.

After-sales Service

• 24-hour response to after-sales inquiries and technical questions.
• Free replacement for quality defects confirmed within 12 months under proper storage and usage conditions.
• Technical support on material selection, size design and installation guidance.
• Sample service: stock samples within 3 working days; custom samples within 7-10 working days.

Factory Scale

• 8,000+ m² manufacturing facility with 30+ injection and compression molding machines.
• Monthly output capacity of 1,000,000+ pieces with 15-25 day lead time for mass production.
• In-house mold workshop providing one-stop mold design, making and maintenance.
• Professional R&D and QC team with 15+ years of rubber sealing experience.

FAQ

Q1: What is the MOQ?
A: The regular MOQ is 3,000 pieces. Smaller trial orders are welcome for samples and testing.

Q2: Can you make O rings according to my drawing or sample?
A: Yes, OEM/ODM service is available. Send us your drawing (DXF, PDF) or sample, and we will confirm the mold and production plan within 24 hours.

Q3: What is the delivery time?
A: Stock samples within 3 working days; mass production usually takes 7-15 working days depending on quantity.

Q4: What materials are available?
A: Silicone (VMQ), NBR, EPDM, FKM and other elastomers are available to match your working conditions.

Q5: What payment terms do you accept?
A: T/T, L/C, Western Union and PayPal are all accepted.