Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding

Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding

Introduction

Technical Data of EPDM E-4348

GENERAL FEATURES

Closed cell EPDM Rubber、Low Sulfur ，halogen free ，flame retardant EPDM

Test Item	Standard	Test Method	Result
UL	UL94-V0	2mm/5mm	UL94-V0（UL登入）
Density	ISO 845	/	153kg/m3
Hardness	ASTM D2240	Shore 00	45
Compression-Deflection	ASTM D1056-07	25%	40kpa
Compression-Deflection		NF R99211-80	50%	124kpa
Compression set	ASTM D1056-07	22h/50%/23℃	31%
Compression set		NF R99211-80	22h/50%/40℃	43%
Vakuun water absorption	ASTM D1056-07	/	1.5%
Accelerated ageing 7d@70℃	ISO 188	Dimensional change	-1.9%
Accelerated ageing 7d@70℃		ASTM D1056-07	Change of compression resistance	6.3%
Dimensional stability	FORD WSK-M2D419-A	change of dimension after3h@80℃	-1.5%
Elongation	ISO 1798	/	117%
Tensile strength	ISO 1798	/	326kpa
Tear resistance	ISO34-1(B-a)/ASTMD624 DIE C	/	1.04kN/m
Ozone resistance	ISO 1431-1	20% elongation/40℃/200pphm	＞336h

Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding manufacture

Our exhibition

Our company actively pursues global market expansion through strategic participation in premier international exhibitions including CES and Electronics China. We are aggressively penetrating diverse sectors such as consumer electronics, new energy vehicles, communication equipment, and emerging fields including AI and IoT. Having successfully commenced deliveries in these new domains, we maintain strong momentum in continuous exploration of additional overseas markets. Our dynamic approach demonstrates unwavering commitment to global business development and technological innovation.

Invention Patent

Based on our strong R&D capabilities, we possess 12 Chinese and 2 U.S. invention patents, plus 30 utility model patents. These patented technologies are applied across our core product lines, including innovative grounding foam and high-performance custom tapes, demonstrating our industry leadership in EMI/EMC materials and providing customers with reliable, proprietary solutions.

Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding supplier

Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding details

Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding factory

System certification

Our company maintains a comprehensive quality management system, certified to ISO 9001:2015 (SGS) for quality assurance and IATF16949 (SGS) for automotive industry standards. We are also certified to ISO 14001 (SGS) for environmental management and QC 080000 (SGS) for hazardous substance process control. These certifications demonstrate our commitment to delivering reliable, high-quality products through systematic process control and continuous improvement.

Company Profile

Established in 2011, Shenzhen Johan Material Technology Co., Ltd. is a pioneering material company specializing in EMI/EMCsolutions. Our forte lies in the production of shielding and grounding gaskets and custom-designed, high-performance tapes. In 2022, we earned the prestigious national-level specialized and innovative small giant certification.

We cater primarily to the consumer electronics, communication networks, and emerging energy vehicle sectors. To back ourcommitment to quality and innovation, we have established a national production base across four strategic locations:

1. A 1,000-square-meter new material formula R&D center in Shenzhen.
2. A 2,000-square-meter innovative grounding wrapping production plant in Dongguan.
3. A 10,000-square-meter conductive shielding tape coating plant in Hunan.
4. A 1,000-square-meter magnetron sputtering continuous gold/tin plating plant in Shandong.

As the only vertically integrated integrator in China offering electroplating, coating, and processing capabilities, we strive to become a leading innovator and provider of core values within the materials industry chain. Our ultimate goal is to be a long-term trusted solution provider and partner for our customers in addressing their challenges.

FAQ

1. who are we?
We are based in Guangdong, China, start from 2011,sell to South Asia(10.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Shielding tape,Adhesive tapes,Waterproof and breathable membrane,Customized production,Raw material die-cutting

4. why should you buy from us not from other suppliers?
Shenzhen Johan Material Tech Co., Ltd. was established in 2011, and is an innovative national high-tech enterprise providing
innovative EMC (electromagnetic compatibility) grounding elastomers and customized tape solutions for the electronics indus

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency: USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken: English,Chinese

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EPDM DIE CUTTING

Durable Weatherproof EPDM Rubber Seal Strip for Automobile Door Long Life Span Sealing Moulding

Introduction

Technical Data of EPDM E-4348

Invention Patent

System certification

Company Profile

FAQ

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