
NBR Oil-waterproof Rubber Suspension Bushings Electrical Insulation
Material Test Report
NBR 70 TEST REPORT ASTM D2000 M2BG 714 B14 EO14 EF11 EF21 EA14 F17 | |||
PROPERITIES | SPECIFICATION | TEST RESULT | TEST METHOD |
Hardness shore A | 70±5 | 72 | D2240 |
Tensile MPA Min | 14 | 14.5 | D12 |
Elongation % Min | 250 | 315 | D412 |
Gravity | 1.263 | D297 | |
Heat resistant 70h 100℃ Hardness change | ±15 | +5 | D573 |
Tensile strength% | ±30 | +15 | |
Elongation Max | -50 | -12 | |
Compression Max 22h at 100℃ | 25 | 14 | D395 |
NO1 oil resistant | |||
Change in hardness | -10~+5 | +1 | D471 |
Change in tensile Max | -25 | -16 | |
Change in Elongation | -45 | -20 | |
Change in Volume% | 0~25 | +6 | |
Fuel resistant 70 H at 23℃ | |||
Hardness change | ±10 | +3 | D471 |
Tensile change Max | -25 | -8 | |
Elongation change Max | -25 | -10 | |
Change in Volume | -5~+10 | +3 | |
Water Resistant | D417 | ||
Change in Hardness | +3 | ||
Change in tensile | +5 | ||
Change in Elongation | -14 | ||
Change in Volume | ±15 | +3 | |
Low Temperature resistant | D2137 | ||
3 MIN -40℃ | Non brittle | Pass | D2137 |
What certificates have we gotten?
We have passed the TS 16949,ISO 9001,SGS
OEM and customized service
1) Quality guarantee
• Chemical checking
• NDE after rough machining
• Mechanical testing after heat treatment
• Final NDE,dimension inspected
2)Best price:We will give the most competitive price,because we are manufacture
3) Quality document
• Full Q.A document as per client request
4) Service
• Drawing: we can translate your original drawing, offer best suggestion
on design.
• Quality: we have full set quality control system to guarantee the best
Quality
.• Inspection: inspect in house, all our products must be checked 3 times
before packing.
5) Our goal
• To be your preferred partner
Dongguan Ruichen Sealing Co., Ltd.
DONGGUAN RUICHEN SEALING CO., LTD
SHANGRAO RUICHEN SEALING CO.,LTD
Ruichen Sealing Co., Ltd was built in 2006, The company has two branches in Dongguan and Shangrao.They are Dongguan Ruichen Sealing Co., Ltd. and Shangrao Ruichen Sealing Co., Ltd.. We mainly produce rubber o rings , gaskets , ball , grommet and customized rubber part. Shangrao Ruichen as production base , covering a total area of 18,000 square meters, with total assets of 100 million yuan, more than 300 employees and 46 sets of plate vulcanizer machines.
Ruichen focus on research and production of rubber seals. At present, we have more than 10,000 sets of molds for O-ring and other seal rings. O-ring sizes include American standard (AS568), Japanese standard (JIS) and GB series. The material meets the requirements of various environmental regulations (ROHS2.0 REACH224 FDA, PAHS, WRC, WARS, VOC, UL), etc. Products are widely used in automotive parts, connectors, electronic products, pumps and valves, pneumatic, power tools, medical instruments and other fields.
Ruichen use ISO9001, IATF16949, ERP, HRP systems to establish and improve the quality management, process management, labor cost control. Ruichen adhering to the "love management, fuhui sustainable (carry forward good moral character, create good quality)" concept, aim to seal industry deep cultivation for a hundred years, to be O-RING KING!