Rubber Bumpers - Through Hole/ No Hole Type

Brand :

MISUMI

Caution

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Product Description

You can specify rubber cushions in the range of outer diameter 6 to 60 mm and L dimension 10 to 50 mm in 1 mm increments.

Through Hole Type	No Hole Type	[ M ]Material	[ H ]Hardness	Color
RBXN	RBCXN	Nitrile Rubber (NBR)	Shore A70	Black
RBXC	RBCXC	Chloroprene Rubber (CR)	Shore A65	Black
RBXU	RBCXU	Low Elasticity Rubber (HANENITE^®GP-35LE)	Shore A33	Black
RBXS	RBCXS	Silicon Rubber (SI)	Shore A70	Light Gray
RBXA	RBCXA	Silicon Rubber (SI)	Shore A50	Milky White
RBXF	RBCXF	Fluoro Rubber (FPM)	Shore A80	Black

[ ! ]HANENITE^® is a registered trademark of Naigai Rubber Industry Co., Ltd.
[ ! ]The milky white color of silicone rubber shore A 50 is translucent.

Rubber Characteristic Value

Item	Unit	Nitrile Rubber		Chloroprene Rubber	Low Elasticity Rubber		Silicon Rubber(SI)		Fluororubber
Item	Unit	（NBR）		（CR）	（HANENITE^®）		Standard		（FPM)
Hardness	Shore A	70	50	65	49	33	70	50	80	60
Specific Gravity	ー	2	1	2	1.27	1.26	1		2	2
Tensile Strength*	Mpa	13	4	13	8.5	11.9	7	9	13	11
Elongation	％	370	400	460	630	790	300	330	330	270
Volume Resistivity*	（Ω・cm）	10¹⁰ or Less	10⁹ or Less	10⁸ or Less	ー	ー	10¹³ or Less	10¹⁴ or Less	10⁶ or Less	10¹¹ or Less
Maximum Operating Temperature	℃	90	90	100	60	60	200		230	230
Temperature of Continuous Use	℃	80	80	80	30	30	150		210	210
Low Temp. Resistance	℃	-10	-10	－35	18	19	－70		-10	-10

[ ! ]Listed values are not guaranteed values but reference values.
*Volume resistivity is tested based on the JIS Standard K6271-1.
*The characteristic values of tensile strength and elongation are tested based on the JIS Standard K6251