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FAQ
Find answers about gasket materials, model compatibility, custom sizes, replacement plate heat exchanger gaskets, ordering and international supply from CORASEALS.
What types of industrial sealing products do you offer?
We supply a range of industrial sealing products for heat exchangers, piping, valves and pumps, including plate heat exchanger gaskets, flange gaskets, PTFE gaskets, non-asbestos gaskets, valve and pump seals, O-rings and sealing rings. We also handle custom sealing products for non-standard applications.
Can you provide custom or non-standard sealing products?
Yes. We can produce custom sealing products based on drawings, samples or specified dimensions. Depending on the product, different materials, profiles, sizes and fixing methods can be supplied. Custom production is suitable for non-standard applications, discontinued replacement parts and special sealing requirements. Tooling requirements, if any, are confirmed before production.
What is your minimum order quantity (MOQ)?
MOQ varies by product and specification. Standard replacement gaskets and common sealing products can usually be ordered in smaller quantities, while custom products may require a higher MOQ due to tooling, material preparation or production setup. Trial orders are possible for many standard products. The exact MOQ depends on the product and order requirements.
Can I get a sample before placing a bulk order?
Absolutely. Samples of standard models are available from stock and normally ship within 3-5 days by express. Sample cost and freight are payable in advance and refundable against your first bulk order. Customized samples take about 7-15 days.
How long does production and delivery take?
Standard sealing products are typically ready for shipment within 7–15 working days after order confirmation. Custom-made gaskets and non-standard sealing products generally take 15–30 working days, depending on the material, tooling and production requirements. Shipping time varies by destination and shipping method and is confirmed with the quotation.
How do you ensure product quality before shipment?
We check key requirements such as dimensions, gasket profile, material specifications and appearance against the confirmed order before shipment. For plate heat exchanger gaskets, we can also check details such as fixing type and port dimensions to help ensure proper fit. Additional inspection requirements can be arranged depending on the product and customer requirements.
How are the sealing products packed and shipped?
Gaskets and sealing products are normally packed according to their size, material and shape to prevent deformation, contamination or damage during transportation. Plate heat exchanger gaskets are packed carefully to help maintain their shape during shipping, while smaller sealing products such as O-rings can be packed in bags, boxes or cartons. Export packing, labeling and shipping arrangements can be customized according to the order and destination.
What information do you need for an accurate quotation?
Please provide the equipment brand and model, gasket or seal type, material, quantity and destination whenever available. Photos of the existing gasket, equipment nameplate, drawing or dimensions are also helpful. For custom products, a drawing or sample is preferred. If some information is missing, send us what you have and we can help determine the remaining requirements.
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