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Flexible Rubber Puddle Flange EPDM Seal for Concrete Pipe Penetration
US$0.60-2.80
500 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableWarranty
by Buyer Within 4 Months From Bill of Lading DateConnection
FlangeModel NO.
Puddle FlangeFlexible or Rigid
FlexibleMaterial
EPDMStandard
StandardMaterials
EPDMProduct Use
FasteningShape
RoundnessSample
AvailableCondition
NewTransport Package
Some Qty in Plastic Bag Then in Carton and PalletiSpecification
Accept CustomizedTrademark
CustomizedOrigin
Qingdao, ChinaHS Code
4016999090Production Capacity
3000000 Pieces Per MonthKey features
Customized Material Options: Available in EPDM and SS304 materials to suit specific application needs.
Customized Size Range: Flexible sizes from DN20 to DN160, including DN25-50, DN50-90, and more.
Roundness Shape: Designed with a round shape for optimal sealing performance.
Pre-Production Sampling: Quality guaranteed by producing a pre-production sample before mass production.
Final Inspection: Every product undergoes final inspection before shipment to ensure qualification.
OEM and Customization: Full customization options and OEM services are available for buyers.
ISO9001:2015 Certified: Manufacturing process certified under ISO9001:2015 management system.
CE Product Certification: Product holds CE certification ensuring compliance with safety standards.
Company profile
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Full Customization CertifiedExport Year: 6 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.42h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryQingdao Sindko Metal Products Co., Ltd. is a China-based limited company in Shandong that operates as both a trading company and manufacturer/factory. It specializes in hose clamps and related metal products, with over 18 years of stated production experience. The supplier reports more than 10 production lines, 21–30 quality-control staff, 11–20 years of R&D-engineer experience, broad export-market coverage, and one-month lead times in both peak and off-season periods. However, the records also state only three total employees, no stock, overseas warehouse, overseas showroom, overseas agents or branches, and no participation in offline trade shows. CE is listed as a certification, and regular fire drills were conducted, but no factory environmental impact assessment report is available. R&D, ODM, popular-brand OEM, and SDK capabilities are explicitly unavailable. Financial credibility and customer cases cannot be adequately assessed from the supplied information.
Supplier typeThe supplier is identified as Qingdao Sindko Metal Products Co., Ltd., a Chinese limited company operating as both a trading company and manufacturer/factory. Its stated specialization is hose clamps and related products, including pipe clamps, channels, slotted angles, and strut fittings.
CertificationsCE is listed under the supplier’s sustainable development and product certification capability, providing explicit evidence of certification holding. However, no broader certification portfolio or factory environmental impact assessment report is stated.
R&D capabilityThe supplier reports 11–20 years of total R&D-engineer experience, but it explicitly had no new products in the past year, provides no ODM service, offers no SDK, and does not provide OEM services for popular brands. The explicit lack of recent product development indicates a deficiency in demonstrated innovation capability.
Production capacitySindko states over 18 years of production experience, operates more than 10 production lines, has 21–30 quality-control staff, and reports one-month average lead times in both seasons. These records provide explicit evidence of established production and quality-control capacity, although the separate record stating only three total employees creates a data inconsistency.
Customization capabilityThe supplier’s business scope and product range cover hose clamps, pipe clamps, and related mechanical products, but the records explicitly state no ODM service and no popular-brand OEM capability. No direct evidence of broader customer-specific customization is provided.
Product Q&A
Q:How can you guarantee quality?
A:
Always a pre-production sample before mass production; Making control plan to ensure every step qualified; Always final Inspection before shipment.
Q:What can you buy from us?
A:
OEM, Customized.
Q:What services can you provide?
A:
Accepted Delivery Terms: FOB,CFR,CIF; Accepted Payment Currency:USD,EUR,CNY; Accepted Payment Type: T/T,L/C etc. Language Spoken:English,Chinese
Q:What is your After-Sales service?
A:
Any complaint on quality can be forward within 4 months from shipment date.
Send Inquiry
*To:
Qingdao sindko metal products Co., Ltd.
Qingdao sindko metal products Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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